708 lines
123 KiB
XML
708 lines
123 KiB
XML
<document id="EB292586342F9EC44F70B62A18ED472C" ID-DOI="10.5281/zenodo.179290" ID-GBIF-Dataset="3218835d-a188-406e-96ec-346bd5911888" ID-ISSN="1175-5326" ID-Zenodo-Dep="179290" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1459961374711" checkinUser="plazi" docAuthor="Anker, Arthur, Hurt, Carla & Knowlton, Nancy" docDate="2007" docId="038E6046FFF9FF8437E3F8B3FA5AAE46" docLanguage="en" docName="zt01626p023.pdf" docOrigin="Zootaxa 1626" docStyle="DocumentStyle:6581673A57F01A3145754A1E615EDFF0.4:Zootaxa.2007-2008.journal_article" docStyleId="6581673A57F01A3145754A1E615EDFF0" docStyleName="Zootaxa.2007-2008.journal_article" docStyleVersion="4" docTitle="Alpheus christofferseni Anker, Hurt & Knowlton, 2007, n. sp." docType="treatment" docVersion="10" lastPageNumber="12" masterDocId="FFB7183EFFFBFF8F3774FF98FFC6AB24" masterDocTitle="Three transisthmian snapping shrimps (Crustacea: Decapoda: Alpheidae: Alpheus) associated with innkeeper worms (Echiura: Thalassematidae) in Panama" masterLastPageNumber="23" masterPageNumber="1" pageNumber="3" updateTime="1698230876662" updateUser="plazi">
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<mods:mods id="F91EDC3F6202BD432BFFF2F6B5C738D3" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="24385705CD30AFC196B918E8A06E3589">
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<mods:title id="6A445D57DB26325158C396300F08275F">Three transisthmian snapping shrimps (Crustacea: Decapoda: Alpheidae: Alpheus) associated with innkeeper worms (Echiura: Thalassematidae) in Panama</mods:title>
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</mods:titleInfo>
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<mods:name id="4B8C29BDE962BE1A4AA09667CF1D9681" type="personal">
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<mods:role id="98BEA56B4D3F4B8340FF9475D2BA6DCA">
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<mods:roleTerm id="B0690C63ED216A328B1D4F187D03F6B7">Author</mods:roleTerm>
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<mods:namePart id="6B6DCF51F2EE617B9DC6B86802B0076F">Anker, Arthur</mods:namePart>
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</mods:name>
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<mods:name id="C8F120C96AEDFE2C2B1C55157A5833F2" type="personal">
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<mods:role id="23BDFBA01D8FACC6F4A6A450277631A0">
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<mods:roleTerm id="5C14989195B1819A1A68958F228A82AB">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="EA5E39611055DA5B86F4C5A1BFD4ED26">Hurt, Carla</mods:namePart>
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</mods:name>
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<mods:name id="4050E82805F657105DAC38BFFD7537C3" type="personal">
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<mods:role id="374E498D18D60283FDBD8B91D103246E">
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<mods:roleTerm id="8C46E900770BA499417F215963D5A75D">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="9237764C2A0F63211F3CA9B02C95E74A">Knowlton, Nancy</mods:namePart>
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</mods:name>
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<mods:typeOfResource id="5622441161260815B590748D5BE4A9D7">text</mods:typeOfResource>
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<mods:relatedItem id="6823F6F47EDE7E5C1AEB6F8641116D67" type="host">
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<mods:titleInfo id="5EDABD9F95725877FCDA537D233697EA">
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<mods:title id="F38199D508E97EB639277E2D8A43D05A">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="463C3B42411774E61FF72F421ABECEF1">
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<mods:date id="7385ACBEB101017DFB6A64F9F641AE58">2007</mods:date>
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<mods:detail id="24D39D31FC3062C8CE7D60710A0D0E4E" type="volume">
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<mods:number id="2FCE5D4FADF5A8A2FA13EE20D423268F">1626</mods:number>
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</mods:detail>
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<mods:start id="05720A0976D714FD0CC82461216DE027">1</mods:start>
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<mods:end id="11B65A9B2D7AAC0DC8F4988BCD4B7629">23</mods:end>
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<mods:classification id="7A4D3D2A15B929E98A6A5AB74B360CDF">journal article</mods:classification>
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<mods:identifier id="AB734110BCC70422FA93CEF637844435" type="DOI">10.5281/zenodo.179290</mods:identifier>
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<mods:identifier id="93B44A3FDFDCBB47AD9CBF0EB7F59859" type="GBIF-Dataset">3218835d-a188-406e-96ec-346bd5911888</mods:identifier>
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<mods:identifier id="9FE1AB3BCF5E1B589F4BD1737F02A081" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="ED6AC78BD85206EE6ADE40F8AF0CF4FE" type="Zenodo-Dep">179290</mods:identifier>
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<treatment id="038E6046FFF9FF8437E3F8B3FA5AAE46" ID-DOI="http://doi.org/10.5281/zenodo.6247385" ID-GBIF-Taxon="119376641" ID-Zenodo-Dep="6247385" LSID="urn:lsid:plazi:treatment:038E6046FFF9FF8437E3F8B3FA5AAE46" httpUri="http://treatment.plazi.org/id/038E6046FFF9FF8437E3F8B3FA5AAE46" lastPageId="11" lastPageNumber="12" pageId="2" pageNumber="3">
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<subSubSection id="C33D82DBFFF9FF8D37E3F8B3FE68AC4C" pageId="2" pageNumber="3" type="nomenclature">
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<paragraph id="8B98D150FFF9FF8D37E3F8B3FE3CAC60" blockId="2.[151,506,1834,1896]" box="[151,506,1834,1861]" pageId="2" pageNumber="3">
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<heading id="D0D0663CFFF9FF8D37E3F8B3FE3CAC60" bold="true" box="[151,506,1834,1861]" fontSize="11" level="1" pageId="2" pageNumber="3" reason="1">
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<emphasis id="B9530D42FFF9FF8D37E3F8B3FE3CAC60" bold="true" box="[151,506,1834,1861]" pageId="2" pageNumber="3">
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<taxonomicName id="4C27AAD3FFF9FF8D37E3F8B3FE76AC61" ID-CoL="85LGF" box="[151,432,1835,1861]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="2" pageNumber="3" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
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<emphasis id="B9530D42FFF9FF8D37E3F8B3FE76AC61" bold="true" box="[151,432,1835,1861]" italics="true" pageId="2" pageNumber="3">Alpheus christofferseni</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A260B039FFF9FF8D36CCF8B2FE3CAC60" box="[440,506,1834,1860]" pageId="2" pageNumber="3" rank="species">n. sp.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B98D150FFF9FF8D37E3F8D6FE68AC4C" blockId="2.[151,506,1834,1896]" box="[151,430,1870,1896]" pageId="2" pageNumber="3">
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<figureCitation id="131CCDD5FFF9FF8D37E3F8D6FEC0AC4C" box="[151,262,1870,1896]" captionStart-0="FIGURE 1" captionStart-1="FIGURE 2" captionStart-2="FIGURE 3" captionStart-3="FIGURE 4" captionStart-4="FIGURE 5" captionStart-5="FIGURE 6" captionStartId-0="4.[151,255,1718,1742]" captionStartId-1="5.[151,255,1884,1908]" captionStartId-2="6.[151,255,1858,1882]" captionStartId-3="7.[151,255,1855,1879]" captionStartId-4="8.[151,255,1726,1750]" captionStartId-5="10.[151,255,1862,1886]" captionTargetBox-0="[207,1397,218,1671]" captionTargetBox-1="[221,1385,194,1848]" captionTargetBox-2="[215,1395,213,1833]" captionTargetBox-3="[153,1404,215,1854]" captionTargetBox-4="[153,1428,478,1725]" captionTargetBox-5="[257,1312,187,1778]" captionTargetId-0="figure@4.[175,1422,201,1683]" captionTargetId-1="figure@5.[184,1399,194,1860]" captionTargetId-2="figure@6.[192,1407,194,1845]" captionTargetId-3="figure@7.[151,1436,194,1879]" captionTargetId-4="figure@8.[151,1436,460,1735]" captionTargetId-5="figure@10.[242,1344,173,1791]" captionTargetPageId-0="4" captionTargetPageId-1="5" captionTargetPageId-2="6" captionTargetPageId-3="7" captionTargetPageId-4="8" captionTargetPageId-5="10" captionText-0="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." captionText-1="FIGURE 2. Alpheus christofferseni n. sp., female paratype from Atol das Rocas, Brazil (MNRJ 17926) (a – e) and male holotype (MNRJ 17905) (f): a, female major cheliped, mesial view; b, same, distal merus, carpus and chela, lateral view; c, same, coxa to carpus, lateral view; d, female minor cheliped, mesial view; e, same, distal merus, carpus and chela, lateral view; f, male minor cheliped, distal merus, carpus and chela, lateral view. Scale bars: 1 mm." captionText-2="FIGURE 3. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926): a, second pereiopod, lateral view; b, third pereiopod, lateral view; c, same, distal propodus and dactylus; d, fourth pereiopod, lateral view; e, same, distal propodus and dactylus; f, fifth pereiopod, lateral view; g, same, propodus and dactylus, ventral view; h, second pereiopod of another specimen, carpus and chela; i, third pereiopod of another specimen, distal carpus, propodus and dactylus, lateral view. Scale bars: 1 mm." captionText-3="FIGURE 4. Alpheus christofferseni n. sp., male from Bocas del Toro, Panama (USNM 1100667): a, frontal region, dorsal view; b, same, lateral view; c, third maxilliped; d, right uropod, dorsal view; e, telson, dorsal view. Scale bar: 1 mm." captionText-4="FIGURE 5. Alpheus christofferseni n. sp., male from Bocas del Toro, Panama (USNM 1100667): a, major cheliped, mesial view; b, same, distal merus, carpus and chela, lateral view; c, same, dactylus plunger, lateral view; d, minor cheliped, lateral view; e, same, distal merus, carpus and chela, mesial view. Scale bars: 1 mm." captionText-5="FIGURE 6. Alpheus christofferseni n. sp., male from Bocas del Toro, Panama (USNM 1100667): a, second pereiopod, lateral view; b, third pereiopod, lateral view; c, fifth pereiopod, lateral view; d, same, propodus and dactylus, ventral view; e, appendix masculina and appendix interna of second pleopod. Scale bars: 1 mm." httpUri-0="https://zenodo.org/record/179291/files/figure.png" httpUri-1="https://zenodo.org/record/179292/files/figure.png" httpUri-2="https://zenodo.org/record/179293/files/figure.png" httpUri-3="https://zenodo.org/record/179294/files/figure.png" httpUri-4="https://zenodo.org/record/179295/files/figure.png" httpUri-5="https://zenodo.org/record/179296/files/figure.png" pageId="2" pageNumber="3">Figs. 1–6</figureCitation>
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,
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<figureCitation id="131CCDD5FFF9FF8D3667F8D6FEE8AC4C" box="[275,302,1870,1896]" captionStart="FIGURE 11" captionStartId="18.[151,255,1495,1519]" captionTargetBox="[151,1434,434,1471]" captionTargetId="figure@18.[151,1436,434,1471]" captionTargetPageId="18" captionText="FIGURE 11. Color patterns in life. Alpheus christofferseni n. sp., male from Bocas del Toro, Panama (USNM 1100667) (a – c): a, b, dorsal view (note partly faded chromatopores in a); c, same, lateral view. Alpheus naos n. sp., male holotype from Punta Culebra, Isla Naos, Panama (USNM 1100668) (d, e): d, dorsal view; e, lateral view. Alpheus aequus Kim & Abele, 1988, female from Coibita, Coiba Marine National Park, Panama (MNHN-Na 16389) (f): dorsal view." httpUri="https://zenodo.org/record/179301/files/figure.png" pageId="2" pageNumber="3">11</figureCitation>
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a–c, 12b, c
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</paragraph>
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</subSubSection>
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<subSubSection id="C33D82DBFFF9FF8C37E3F800FE0CAA86" lastPageId="3" lastPageNumber="4" pageId="2" pageNumber="3" type="materials_examined">
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<paragraph id="8B98D150FFF9FF8C37E3F800FD50AA26" blockId="2.[151,1437,1944,2010]" lastBlockId="3.[151,1437,152,2018]" lastPageId="3" lastPageNumber="4" pageId="2" pageNumber="3">
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<emphasis id="B9530D42FFF9FF8D37E3F800FE4FAC96" bold="true" box="[151,393,1944,1970]" pageId="2" pageNumber="3">Material examined</emphasis>
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.
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<typeStatus id="549C6FF2FFF9FF8D36EAF800FDD6AC96" box="[414,528,1944,1970]" pageId="2" pageNumber="3" type="holotype">Holotype</typeStatus>
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: male (CL 6.8, TL 20.1),
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<collectionCode id="ED364995FFF9FF8D342AF800FC6AAC96" box="[862,940,1944,1970]" httpUri="http://grbio.org/cool/zi1i-a0b5" name="Museu Nacional/Universidade Federal de Rio de Janeiro" pageId="2" pageNumber="3">MNRJ</collectionCode>
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17905,
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<collectingCountry id="F33091C0FFF9FF8D3363F800FBA7AC96" box="[1047,1121,1944,1970]" name="Brazil" pageId="2" pageNumber="3">Brazil</collectingCountry>
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, Atol das Rocas,
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<collectingCountry id="F33091C0FFF9FF8D3230F800FAB4AC96" box="[1348,1394,1944,1970]" name="Iceland" pageId="2" pageNumber="3">Ilha</collectingCountry>
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do Cemitério, coll. F. B. Pitombo and R. Barroso,
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<date id="FF99F790FFF9FF8D35BFF858FCA1ACFE" box="[715,871,1984,2010]" pageId="2" pageNumber="3" value="2000-12-24">24 Dec 2000</date>
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.
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<typeStatus id="549C6FF2FFF9FF8D3400F858FC2DACFE" box="[884,1003,1984,2010]" pageId="2" pageNumber="3" type="paratype">Paratypes</typeStatus>
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:
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<specimenCount id="9D211AD9FFF9FF8D3483F858FB98ACFE" box="[1015,1118,1984,2010]" pageId="2" pageNumber="3" type="female">1 female</specimenCount>
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(CL 7.0, TL 22.9),
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<collectionCode id="ED364995FFF9FF8D323AF858FA5BACFE" box="[1358,1437,1984,2010]" httpUri="http://grbio.org/cool/zi1i-a0b5" name="Museu Nacional/Universidade Federal de Rio de Janeiro" pageId="2" pageNumber="3">MNRJ</collectionCode>
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20048, same collection data as
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<typeStatus id="549C6FF2FFF8FF8C3578FF00FDB0AB96" box="[524,630,152,178]" pageId="3" pageNumber="4" type="holotype">holotype</typeStatus>
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;
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<specimenCount id="9D211AD9FFF8FF8C35F0FF00FD30AB96" box="[644,758,152,178]" pageId="3" pageNumber="4" type="female">2 females</specimenCount>
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(CL 6.2, TL 17.5 and CL 6.2, TL 16.9, latter dissected),
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<collectionCode id="ED364995FFF8FF8C37E3FF58FF23ABFE" box="[151,229,192,218]" httpUri="http://grbio.org/cool/zi1i-a0b5" name="Museu Nacional/Universidade Federal de Rio de Janeiro" pageId="3" pageNumber="4">MNRJ</collectionCode>
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17926,
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<collectingCountry id="F33091C0FFF8FF8C3631FF58FE56ABFE" box="[325,400,192,218]" name="Brazil" pageId="3" pageNumber="4">Brazil</collectingCountry>
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, Atol das Rocas, in front of
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<collectingCountry id="F33091C0FFF8FF8C35AAFF58FCCAABFE" box="[734,780,192,218]" name="Iceland" pageId="3" pageNumber="4">Ilha</collectingCountry>
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do Cemitério, near algal crest, with suction pump, coll. F. B Pitombo and R. Barroso,
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<date id="FF99F790FFF8FF8C368CFF70FD57AA26" box="[504,657,232,258]" pageId="3" pageNumber="4" value="2000-12-31">31 Dec 2000</date>
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.
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</paragraph>
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<paragraph id="8B98D150FFF8FF8C37B2FE88FE0CAA86" blockId="3.[151,1437,152,2018]" pageId="3" pageNumber="4">
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Additional material examined.
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<specimenCount id="9D211AD9FFF8FF8C354BFE88FD54AA0E" box="[575,658,272,298]" pageId="3" pageNumber="4" type="male">1 male</specimenCount>
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(CL 6.7, TL 19.7),
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<collectionCode id="ED364995FFF8FF8C34F9FE88FC24AA0E" LSID="urn:lsid:biocol.org:col:34871" box="[909,994,272,298]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="3" pageNumber="4">USNM</collectionCode>
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1100667,
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<collectingCountry id="F33091C0FFF8FF8C3311FE88FB03AA0E" box="[1125,1221,272,298]" name="Panama" pageId="3" pageNumber="4">Panama</collectingCountry>
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, Caribbean coast, Bocas del Toro,
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<collectingCountry id="F33091C0FFF8FF8C3628FEA0FE40AA76" box="[348,390,312,338]" name="Iceland" pageId="3" pageNumber="4">Isla</collectingCountry>
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Carenero, near Bucaneer resort,
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<quantity id="4CDF7CB5FFF8FF8C3466FEA0FC89AA76" box="[786,847,312,338]" metricMagnitude="1" metricUnit="m" metricValue="1.5" pageId="3" pageNumber="4" unit="m" value="15.0">15 m</quantity>
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from shore, depth
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<quantity id="4CDF7CB5FFF8FF8C3341FEA0FBBAAA76" box="[1077,1148,312,338]" metricMagnitude="-1" metricUnit="m" metricValue="5.0" pageId="3" pageNumber="4" unit="m" value="0.5">0.5 m</quantity>
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, fine sand flat with seagrass, with suction pump, from burrow of
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<taxonomicName id="4C27AAD3FFF8FF8C35F5FEF8FCBBAA5D" box="[641,893,352,377]" class="Polychaeta" family="Echiuridae" genus="Ochetostoma" higherTaxonomySource="CoL" kingdom="Animalia" order="Echiuroidea" pageId="3" pageNumber="4" phylum="Echiura" rank="species" species="edax">
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<emphasis id="B9530D42FFF8FF8C35F5FEF8FCBBAA5D" box="[641,893,352,377]" italics="true" pageId="3" pageNumber="4">Ochetostoma cf. edax</emphasis>
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</taxonomicName>
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(host collected and preserved), coll. A. Anker,
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<date id="FF99F790FFF8FF8C37E3FE10FEEEAA86" box="[151,296,392,418]" pageId="3" pageNumber="4" value="2005-10-17">17 Oct 2005</date>
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[fcn 05-019].
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</paragraph>
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</subSubSection>
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<subSubSection id="C33D82DBFFF8FF8637B2FE37FCAAA8E6" lastPageId="9" lastPageNumber="10" pageId="3" pageNumber="4" type="description">
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<paragraph id="8B98D150FFF8FF8C37B2FE37FC0CA9C6" blockId="3.[151,1437,152,2018]" pageId="3" pageNumber="4">
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<emphasis id="B9530D42FFF8FF8C37B2FE37FE91AAED" bold="true" box="[198,343,431,457]" pageId="3" pageNumber="4">Description</emphasis>
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. Carapace smooth, not setose, laterally not compressed. Rostrum short, triangular to subtriangular, distally subacute (
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<figureCitation id="131CCDD5FFF8FF8C36BAFE40FDD6AAD6" box="[462,528,472,498]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
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a, h), situated somewhat below dorsal-most portion of orbital hoods (
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<figureCitation id="131CCDD5FFF8FF8C3242FE40FABFAAD6" box="[1334,1401,472,498]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
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b); mediorostral carina feebly marked, blunt and short, not reaching beyond eye level, posteriorly flattening (
|
||
<figureCitation id="131CCDD5FFF8FF8C3218FD98FF65A966" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
|
||
a); orbitorostral grooves very shallow; orbitorostral process not conspicuous. Orbital hoods moderately inflated, rounded, unarmed (
|
||
<figureCitation id="131CCDD5FFF8FF8C3690FDC8FDE1A94E" box="[484,551,592,618]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
|
||
a). Pterygostomial angle rounded, not protruding (
|
||
<figureCitation id="131CCDD5FFF8FF8C3303FDC8FB7CA94E" box="[1143,1210,592,618]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
|
||
b). Branchiostegial margin furnished with scarce setae. Cardiac notch relatively small. Eyes completely concealed in dorsal, lateral and partly frontal view. Ocellar beak well-developed, protruding vertically towards rostrum, visible in lateral view (
|
||
<figureCitation id="131CCDD5FFF8FF8C3667FD50FE90A9C6" box="[275,342,712,738]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
|
||
b). Epistomial sclerite without acute projecting tooth.
|
||
</paragraph>
|
||
<paragraph id="8B98D150FFF8FF8C37B1FD68FAA9AF06" blockId="3.[151,1437,152,2018]" pageId="3" pageNumber="4">
|
||
Antennular peduncles moderately stout, second segment slightly longer than dorsally visible portion of first segment, about 1.5 times as long as wide (
|
||
<figureCitation id="131CCDD5FFF8FF8C35C2FC80FD3EA816" box="[694,760,792,818]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
|
||
a); stylocerite short, distally blunt to subacute (
|
||
<figureCitation id="131CCDD5FFF8FF8C3268FC80FA98A816" box="[1308,1374,792,818]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
|
||
a, b), not reaching distal margin of first segment; mesioventral carina of first segment with tooth as illustrated (
|
||
<figureCitation id="131CCDD5FFF8FF8C3218FCD8FF65A8A6" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
|
||
c); lateral flagellum without independent secondary ramus, groups of aesthetasc tufts present starting from fifth segment (
|
||
<figureCitation id="131CCDD5FFF8FF8C3630FC08FE41A88E" box="[324,391,912,938]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
|
||
a, b). Antenna with basicerite lacking ventrolateral tooth (
|
||
<figureCitation id="131CCDD5FFF8FF8C3342FC08FBBCA88E" box="[1078,1146,912,938]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
|
||
a, b); carpocerite robust, reaching distinctly beyond distal margin of antennular peduncle and scaphocerite; scaphocerite exceeding distal margin of antennular peduncle, with deep cleft between distolateral tooth and blade (
|
||
<figureCitation id="131CCDD5FFF8FF8C33B6FC78FAC1A8DE" box="[1218,1287,992,1018]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
|
||
a, d), lateral margin slightly concave (
|
||
<figureCitation id="131CCDD5FFF8FF8C36B4FB90FDC5AF06" box="[448,515,1032,1058]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
|
||
d), distolateral tooth reaching beyond anterior margin of blade (
|
||
<figureCitation id="131CCDD5FFF8FF8C339AFB90FAF7AF06" box="[1262,1329,1032,1058]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
|
||
a, d).
|
||
</paragraph>
|
||
<paragraph id="8B98D150FFF8FF8C37B1FBA8FE45AFCE" blockId="3.[151,1437,152,2018]" pageId="3" pageNumber="4">
|
||
Mouthparts (mandible, maxillule, maxilla, first and second maxillipeds) typical for
|
||
<taxonomicName id="4C27AAD3FFF8FF8C33EEFBA8FB3EAF6D" box="[1178,1272,1072,1097]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="3" pageNumber="4" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B9530D42FFF8FF8C33EEFBA8FB3EAF6D" box="[1178,1272,1072,1097]" italics="true" pageId="3" pageNumber="4">Alpheus</emphasis>
|
||
</taxonomicName>
|
||
. Third maxilliped relatively stout (
|
||
<figureCitation id="131CCDD5FFF8FF8C36EBFBC0FE23AF56" box="[415,485,1112,1138]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
|
||
e); coxa with lateral plate ear-shaped, distally acute, furnished with long setae; antepenultimate segment flattened, with ventral margin somewhat rugose, dorsal margin with short, blunt distal projection; ultimate segment very setose; exopod not reaching penultimate segment; arthrobranch welldeveloped (
|
||
<figureCitation id="131CCDD5FFF8FF8C366BFB48FEA4AFCE" box="[287,354,1232,1258]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
|
||
e).
|
||
</paragraph>
|
||
<paragraph id="8B98D150FFF8FF8C37B1FB60FC32AD76" blockId="3.[151,1437,152,2018]" pageId="3" pageNumber="4">
|
||
Major cheliped (
|
||
<figureCitation id="131CCDD5FFF8FF8C36FFFB60FE18AE36" box="[395,478,1272,1298]" captionStart="FIGURE 2" captionStartId="5.[151,255,1884,1908]" captionTargetBox="[221,1385,194,1848]" captionTargetId="figure@5.[184,1399,194,1860]" captionTargetPageId="5" captionText="FIGURE 2. Alpheus christofferseni n. sp., female paratype from Atol das Rocas, Brazil (MNRJ 17926) (a – e) and male holotype (MNRJ 17905) (f): a, female major cheliped, mesial view; b, same, distal merus, carpus and chela, lateral view; c, same, coxa to carpus, lateral view; d, female minor cheliped, mesial view; e, same, distal merus, carpus and chela, lateral view; f, male minor cheliped, distal merus, carpus and chela, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179292/files/figure.png" pageId="3" pageNumber="4">Figs. 2</figureCitation>
|
||
a–c; 5a, b) with short, robust ischium; merus stout, about twice as long as wide, dorsal margin distally blunt, not projecting, ventromesial margin finely toothed, distally with subacute tooth (
|
||
<figureCitation id="131CCDD5FFF8FF8C37EBFAD0FF20AE46" box="[159,230,1352,1378]" captionStart="FIGURE 2" captionStartId="5.[151,255,1884,1908]" captionTargetBox="[221,1385,194,1848]" captionTargetId="figure@5.[184,1399,194,1860]" captionTargetPageId="5" captionText="FIGURE 2. Alpheus christofferseni n. sp., female paratype from Atol das Rocas, Brazil (MNRJ 17926) (a – e) and male holotype (MNRJ 17905) (f): a, female major cheliped, mesial view; b, same, distal merus, carpus and chela, lateral view; c, same, coxa to carpus, lateral view; d, female minor cheliped, mesial view; e, same, distal merus, carpus and chela, lateral view; f, male minor cheliped, distal merus, carpus and chela, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179292/files/figure.png" pageId="3" pageNumber="4">Fig. 2</figureCitation>
|
||
a, b); carpus cup-shaped, without distinct distal lobes; chela ovate, laterally compressed, subrectangular in cross-section; dorsal margin of palm with deep transverse notch subdistally (
|
||
<figureCitation id="131CCDD5FFF8FF8C3349FAE8FB43AEAE" box="[1085,1157,1392,1418]" captionStart="FIGURE 2" captionStartId="5.[151,255,1884,1908]" captionTargetBox="[221,1385,194,1848]" captionTargetId="figure@5.[184,1399,194,1860]" captionTargetPageId="5" captionText="FIGURE 2. Alpheus christofferseni n. sp., female paratype from Atol das Rocas, Brazil (MNRJ 17926) (a – e) and male holotype (MNRJ 17905) (f): a, female major cheliped, mesial view; b, same, distal merus, carpus and chela, lateral view; c, same, coxa to carpus, lateral view; d, female minor cheliped, mesial view; e, same, distal merus, carpus and chela, lateral view; f, male minor cheliped, distal merus, carpus and chela, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179292/files/figure.png" pageId="3" pageNumber="4">Fig. 2</figureCitation>
|
||
a, b), forming a broadly U-shaped groove in dorsal view; mesial face of palm smooth except for small depression near dorsal notch (
|
||
<figureCitation id="131CCDD5FFF8FF8C37EBFA58FF2BAEFE" box="[159,237,1472,1498]" captionStart="FIGURE 2" captionStartId="5.[151,255,1884,1908]" captionTargetBox="[221,1385,194,1848]" captionTargetId="figure@5.[184,1399,194,1860]" captionTargetPageId="5" captionText="FIGURE 2. Alpheus christofferseni n. sp., female paratype from Atol das Rocas, Brazil (MNRJ 17926) (a – e) and male holotype (MNRJ 17905) (f): a, female major cheliped, mesial view; b, same, distal merus, carpus and chela, lateral view; c, same, coxa to carpus, lateral view; d, female minor cheliped, mesial view; e, same, distal merus, carpus and chela, lateral view; f, male minor cheliped, distal merus, carpus and chela, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179292/files/figure.png" pageId="3" pageNumber="4">Fig. 2</figureCitation>
|
||
a); lateral face with narrow, longitudinal dorsal depression extending from dorsal notch to linea impressa, and broad, very shallow ventral depression extending from base of pollex to about mid-length of palm (
|
||
<figureCitation id="131CCDD5FFF8FF8C3796F988FEEFAD0E" box="[226,297,1552,1578]" captionStart="FIGURE 2" captionStartId="5.[151,255,1884,1908]" captionTargetBox="[221,1385,194,1848]" captionTargetId="figure@5.[184,1399,194,1860]" captionTargetPageId="5" captionText="FIGURE 2. Alpheus christofferseni n. sp., female paratype from Atol das Rocas, Brazil (MNRJ 17926) (a – e) and male holotype (MNRJ 17905) (f): a, female major cheliped, mesial view; b, same, distal merus, carpus and chela, lateral view; c, same, coxa to carpus, lateral view; d, female minor cheliped, mesial view; e, same, distal merus, carpus and chela, lateral view; f, male minor cheliped, distal merus, carpus and chela, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179292/files/figure.png" pageId="3" pageNumber="4">Fig. 2</figureCitation>
|
||
b); fingers about 3/5 length of palm; dactylus with short, distally truncate plunger, latter with stamen-shaped sensillae (
|
||
<figureCitation id="131CCDD5FFF8FF8C36D5F9A0FE35AD76" box="[417,499,1592,1618]" captionStart="FIGURE 2" captionStartId="5.[151,255,1884,1908]" captionTargetBox="[221,1385,194,1848]" captionTargetId="figure@5.[184,1399,194,1860]" captionTargetPageId="5" captionText="FIGURE 2. Alpheus christofferseni n. sp., female paratype from Atol das Rocas, Brazil (MNRJ 17926) (a – e) and male holotype (MNRJ 17905) (f): a, female major cheliped, mesial view; b, same, distal merus, carpus and chela, lateral view; c, same, coxa to carpus, lateral view; d, female minor cheliped, mesial view; e, same, distal merus, carpus and chela, lateral view; f, male minor cheliped, distal merus, carpus and chela, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179292/files/figure.png" pageId="3" pageNumber="4">Figs. 2</figureCitation>
|
||
b, 5c); adhesive discs rather small (
|
||
<figureCitation id="131CCDD5FFF8FF8C34FAF9A0FC13AD76" box="[910,981,1592,1618]" captionStart="FIGURE 2" captionStartId="5.[151,255,1884,1908]" captionTargetBox="[221,1385,194,1848]" captionTargetId="figure@5.[184,1399,194,1860]" captionTargetPageId="5" captionText="FIGURE 2. Alpheus christofferseni n. sp., female paratype from Atol das Rocas, Brazil (MNRJ 17926) (a – e) and male holotype (MNRJ 17905) (f): a, female major cheliped, mesial view; b, same, distal merus, carpus and chela, lateral view; c, same, coxa to carpus, lateral view; d, female minor cheliped, mesial view; e, same, distal merus, carpus and chela, lateral view; f, male minor cheliped, distal merus, carpus and chela, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179292/files/figure.png" pageId="3" pageNumber="4">Fig. 2</figureCitation>
|
||
b).
|
||
</paragraph>
|
||
<paragraph id="8B98D150FFF8FF8C37B1F9F8FF27AC4E" blockId="3.[151,1437,152,2018]" pageId="3" pageNumber="4">
|
||
Female minor cheliped (
|
||
<figureCitation id="131CCDD5FFF8FF8C3697F9F8FDECAD5E" box="[483,554,1632,1658]" captionStart="FIGURE 2" captionStartId="5.[151,255,1884,1908]" captionTargetBox="[221,1385,194,1848]" captionTargetId="figure@5.[184,1399,194,1860]" captionTargetPageId="5" captionText="FIGURE 2. Alpheus christofferseni n. sp., female paratype from Atol das Rocas, Brazil (MNRJ 17926) (a – e) and male holotype (MNRJ 17905) (f): a, female major cheliped, mesial view; b, same, distal merus, carpus and chela, lateral view; c, same, coxa to carpus, lateral view; d, female minor cheliped, mesial view; e, same, distal merus, carpus and chela, lateral view; f, male minor cheliped, distal merus, carpus and chela, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179292/files/figure.png" pageId="3" pageNumber="4">Fig. 2</figureCitation>
|
||
d, e) with robust merus, about 2.5 times as long as wide; dorsal margin distally unarmed; ventromesial margin finely toothed, distally with small subacute tooth (
|
||
<figureCitation id="131CCDD5FFF8FF8C33CEF910FAC3AD86" box="[1210,1285,1672,1698]" captionStart="FIGURE 2" captionStartId="5.[151,255,1884,1908]" captionTargetBox="[221,1385,194,1848]" captionTargetId="figure@5.[184,1399,194,1860]" captionTargetPageId="5" captionText="FIGURE 2. Alpheus christofferseni n. sp., female paratype from Atol das Rocas, Brazil (MNRJ 17926) (a – e) and male holotype (MNRJ 17905) (f): a, female major cheliped, mesial view; b, same, distal merus, carpus and chela, lateral view; c, same, coxa to carpus, lateral view; d, female minor cheliped, mesial view; e, same, distal merus, carpus and chela, lateral view; f, male minor cheliped, distal merus, carpus and chela, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179292/files/figure.png" pageId="3" pageNumber="4">Fig. 2</figureCitation>
|
||
d, e); carpus short, cup-shaped, with dorsomesial distal lobe; chela with palm about 3/5 as long as fingers, without sculpture, ventral margin slightly concave, distomesial margin with prominent tooth (
|
||
<figureCitation id="131CCDD5FFF8FF8C333DF940FB56ADD6" box="[1097,1168,1752,1778]" captionStart="FIGURE 2" captionStartId="5.[151,255,1884,1908]" captionTargetBox="[221,1385,194,1848]" captionTargetId="figure@5.[184,1399,194,1860]" captionTargetPageId="5" captionText="FIGURE 2. Alpheus christofferseni n. sp., female paratype from Atol das Rocas, Brazil (MNRJ 17926) (a – e) and male holotype (MNRJ 17905) (f): a, female major cheliped, mesial view; b, same, distal merus, carpus and chela, lateral view; c, same, coxa to carpus, lateral view; d, female minor cheliped, mesial view; e, same, distal merus, carpus and chela, lateral view; f, male minor cheliped, distal merus, carpus and chela, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179292/files/figure.png" pageId="3" pageNumber="4">Fig. 2</figureCitation>
|
||
d, e); fingers relatively long, slender, gaping, laterally and mesially with rows of stiff setae along cutting edges, tips crossing. Male minor cheliped similar to female minor cheliped, but with fingers slightly longer and more robust (
|
||
<figureCitation id="131CCDD5FFF8FF8C324CF8B0FA4DAC66" box="[1336,1419,1832,1858]" captionStart="FIGURE 2" captionStartId="5.[151,255,1884,1908]" captionTargetBox="[221,1385,194,1848]" captionTargetId="figure@5.[184,1399,194,1860]" captionTargetPageId="5" captionText="FIGURE 2. Alpheus christofferseni n. sp., female paratype from Atol das Rocas, Brazil (MNRJ 17926) (a – e) and male holotype (MNRJ 17905) (f): a, female major cheliped, mesial view; b, same, distal merus, carpus and chela, lateral view; c, same, coxa to carpus, lateral view; d, female minor cheliped, mesial view; e, same, distal merus, carpus and chela, lateral view; f, male minor cheliped, distal merus, carpus and chela, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179292/files/figure.png" pageId="3" pageNumber="4">Figs. 2</figureCitation>
|
||
f, 5d, e).
|
||
</paragraph>
|
||
<paragraph id="8B98D150FFF8FF8737B1F8E0FB16AA86" blockId="3.[151,1437,152,2018]" lastBlockId="8.[151,1436,152,418]" lastPageId="8" lastPageNumber="9" pageId="3" pageNumber="4">
|
||
Second pereiopod relatively slender; ischium slightly longer than merus; carpus with five articles, with ratios (from proximal to distal) of approximately 5: 3: 1.5: 1.5: 2 (
|
||
<figureCitation id="131CCDD5FFF8FF8C34DBF838FC32AC9E" box="[943,1012,1952,1978]" captionStart="FIGURE 3" captionStartId="6.[151,255,1858,1882]" captionTargetBox="[215,1395,213,1833]" captionTargetId="figure@6.[192,1407,194,1845]" captionTargetPageId="6" captionText="FIGURE 3. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926): a, second pereiopod, lateral view; b, third pereiopod, lateral view; c, same, distal propodus and dactylus; d, fourth pereiopod, lateral view; e, same, distal propodus and dactylus; f, fifth pereiopod, lateral view; g, same, propodus and dactylus, ventral view; h, second pereiopod of another specimen, carpus and chela; i, third pereiopod of another specimen, distal carpus, propodus and dactylus, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179293/files/figure.png" pageId="3" pageNumber="4">Fig. 3</figureCitation>
|
||
a, h); chela simple, with fingers subequal to palm; palm as long as distal carpal article. Third and fourth pereiopods similar in shape, length and armature (
|
||
<figureCitation id="131CCDD5FFF3FF873664FF00FE91AB96" box="[272,343,152,178]" captionStart="FIGURE 3" captionStartId="6.[151,255,1858,1882]" captionTargetBox="[215,1395,213,1833]" captionTargetId="figure@6.[192,1407,194,1845]" captionTargetPageId="6" captionText="FIGURE 3. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926): a, second pereiopod, lateral view; b, third pereiopod, lateral view; c, same, distal propodus and dactylus; d, fourth pereiopod, lateral view; e, same, distal propodus and dactylus; f, fifth pereiopod, lateral view; g, same, propodus and dactylus, ventral view; h, second pereiopod of another specimen, carpus and chela; i, third pereiopod of another specimen, distal carpus, propodus and dactylus, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179293/files/figure.png" pageId="8" pageNumber="9">Fig. 3</figureCitation>
|
||
b, d); ischium armed with small ventrolateral spine; merus unarmed, about four (P3) to five (P4) times as long as wide; carpus unarmed; propodus with five spines along ventral margin and a pair of distal spines (
|
||
<figureCitation id="131CCDD5FFF3FF873662FF70FE9DAA26" box="[278,347,232,258]" captionStart="FIGURE 3" captionStartId="6.[151,255,1858,1882]" captionTargetBox="[215,1395,213,1833]" captionTargetId="figure@6.[192,1407,194,1845]" captionTargetPageId="6" captionText="FIGURE 3. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926): a, second pereiopod, lateral view; b, third pereiopod, lateral view; c, same, distal propodus and dactylus; d, fourth pereiopod, lateral view; e, same, distal propodus and dactylus; f, fifth pereiopod, lateral view; g, same, propodus and dactylus, ventral view; h, second pereiopod of another specimen, carpus and chela; i, third pereiopod of another specimen, distal carpus, propodus and dactylus, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179293/files/figure.png" pageId="8" pageNumber="9">Fig. 3</figureCitation>
|
||
b–e, i); dactylus simple, conical, not spatulate, gradually curved towards subacute tip, about 0.3 (P4) to 0.4 (P3) propodus length (
|
||
<figureCitation id="131CCDD5FFF3FF873515FE88FD6FAA0E" box="[609,681,272,298]" captionStart="FIGURE 3" captionStartId="6.[151,255,1858,1882]" captionTargetBox="[215,1395,213,1833]" captionTargetId="figure@6.[192,1407,194,1845]" captionTargetPageId="6" captionText="FIGURE 3. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926): a, second pereiopod, lateral view; b, third pereiopod, lateral view; c, same, distal propodus and dactylus; d, fourth pereiopod, lateral view; e, same, distal propodus and dactylus; f, fifth pereiopod, lateral view; g, same, propodus and dactylus, ventral view; h, second pereiopod of another specimen, carpus and chela; i, third pereiopod of another specimen, distal carpus, propodus and dactylus, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179293/files/figure.png" pageId="8" pageNumber="9">Fig. 3</figureCitation>
|
||
c, e). Fifth pereiopod much more slender than third and fourth pereiopods; ischium with small ventrolateral spine (
|
||
<figureCitation id="131CCDD5FFF3FF87358CFEA0FCFBAA76" box="[760,829,312,338]" captionStart="FIGURE 3" captionStartId="6.[151,255,1858,1882]" captionTargetBox="[215,1395,213,1833]" captionTargetId="figure@6.[192,1407,194,1845]" captionTargetPageId="6" captionText="FIGURE 3. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926): a, second pereiopod, lateral view; b, third pereiopod, lateral view; c, same, distal propodus and dactylus; d, fourth pereiopod, lateral view; e, same, distal propodus and dactylus; f, fifth pereiopod, lateral view; g, same, propodus and dactylus, ventral view; h, second pereiopod of another specimen, carpus and chela; i, third pereiopod of another specimen, distal carpus, propodus and dactylus, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179293/files/figure.png" pageId="8" pageNumber="9">Fig. 3</figureCitation>
|
||
f); merus about six times as long as wide; propodus with four spines on ventral margin (
|
||
<figureCitation id="131CCDD5FFF3FF873538FEF8FD53AA5E" box="[588,661,352,378]" captionStart="FIGURE 3" captionStartId="6.[151,255,1858,1882]" captionTargetBox="[215,1395,213,1833]" captionTargetId="figure@6.[192,1407,194,1845]" captionTargetPageId="6" captionText="FIGURE 3. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926): a, second pereiopod, lateral view; b, third pereiopod, lateral view; c, same, distal propodus and dactylus; d, fourth pereiopod, lateral view; e, same, distal propodus and dactylus; f, fifth pereiopod, lateral view; g, same, propodus and dactylus, ventral view; h, second pereiopod of another specimen, carpus and chela; i, third pereiopod of another specimen, distal carpus, propodus and dactylus, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179293/files/figure.png" pageId="8" pageNumber="9">
|
||
Fig.
|
||
<quantity id="4CDF7CB5FFF3FF8735F2FEF8FD53AA5E" box="[646,661,352,378]" metricMagnitude="-3" metricUnit="kg" metricValue="3.0" pageId="8" pageNumber="9" unit="g" value="3.0">3</quantity>
|
||
</figureCitation>
|
||
g), ventrolateral margin with five or six rows of grooming setae (
|
||
<figureCitation id="131CCDD5FFF3FF8737EBFE10FF22AA86" box="[159,228,392,418]" captionStart="FIGURE 3" captionStartId="6.[151,255,1858,1882]" captionTargetBox="[215,1395,213,1833]" captionTargetId="figure@6.[192,1407,194,1845]" captionTargetPageId="6" captionText="FIGURE 3. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926): a, second pereiopod, lateral view; b, third pereiopod, lateral view; c, same, distal propodus and dactylus; d, fourth pereiopod, lateral view; e, same, distal propodus and dactylus; f, fifth pereiopod, lateral view; g, same, propodus and dactylus, ventral view; h, second pereiopod of another specimen, carpus and chela; i, third pereiopod of another specimen, distal carpus, propodus and dactylus, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179293/files/figure.png" pageId="8" pageNumber="9">Fig. 3</figureCitation>
|
||
f, g); dactylus simple, conical, about 0.45 propodus length, with some subdistal setae.
|
||
</paragraph>
|
||
<caption id="DF5881D8FFFFFF8B37E3F92EFB04AC7C" httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="4" pageNumber="5" targetBox="[207,1397,218,1671]" targetPageId="4">
|
||
<paragraph id="8B98D150FFFFFF8B37E3F92EFB04AC7C" blockId="4.[151,1436,1718,1880]" pageId="4" pageNumber="5">
|
||
<emphasis id="B9530D42FFFFFF8B37E3F92EFEDFADEA" bold="true" box="[151,281,1718,1742]" pageId="4" pageNumber="5">FIGURE 1.</emphasis>
|
||
<taxonomicName id="4C27AAD3FFFFFF8B3654F92FFDD0ADEA" box="[288,534,1719,1742]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="4" pageNumber="5" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFFFFF8B3654F92FFDD0ADEA" box="[288,534,1719,1742]" italics="true" pageId="4" pageNumber="5">Alpheus christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFFFFF8B3569F92EFD9FADEA" box="[541,601,1718,1742]" pageId="4" pageNumber="5" rank="species">
|
||
<emphasis id="B9530D42FFFFFF8B3569F92EFD9FADEA" bold="true" box="[541,601,1718,1742]" pageId="4" pageNumber="5">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
, female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a–h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF5881D8FFFEFF8A37E3F8C4FB5AACF8" httpUri="https://zenodo.org/record/179292/files/figure.png" pageId="5" pageNumber="6" targetBox="[221,1385,194,1848]" targetPageId="5">
|
||
<paragraph id="8B98D150FFFEFF8A37E3F8C4FB5AACF8" blockId="5.[151,1436,1884,2012]" pageId="5" pageNumber="6">
|
||
<emphasis id="B9530D42FFFEFF8A37E3F8C4FEDCAC50" bold="true" box="[151,282,1884,1908]" pageId="5" pageNumber="6">FIGURE 2.</emphasis>
|
||
<taxonomicName id="4C27AAD3FFFEFF8A3655F8C5FDDEAC50" box="[289,536,1885,1908]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="5" pageNumber="6" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFFEFF8A3655F8C5FDDEAC50" box="[289,536,1885,1908]" italics="true" pageId="5" pageNumber="6">Alpheus christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B9530D42FFFEFF8A3554F8C4FD9AAC50" bold="true" box="[544,604,1884,1908]" pageId="5" pageNumber="6">
|
||
<taxonomicNameLabel id="A260B039FFFEFF8A3554F8C4FD9AAC50" box="[544,604,1884,1908]" pageId="5" pageNumber="6" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, female paratype from Atol das Rocas, Brazil (MNRJ 17926) (a–e) and male holotype (MNRJ 17905) (f): a, female major cheliped, mesial view; b, same, distal merus, carpus and chela, lateral view; c, same, coxa to carpus, lateral view; d, female minor cheliped, mesial view; e, same, distal merus, carpus and chela, lateral view; f, male minor cheliped, distal merus, carpus and chela, lateral view. Scale bars: 1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF5881D8FFFDFF8937E3F8DAFD1AACC0" httpUri="https://zenodo.org/record/179293/files/figure.png" pageId="6" pageNumber="7" targetBox="[215,1395,213,1833]" targetPageId="6">
|
||
<paragraph id="8B98D150FFFDFF8937E3F8DAFD1AACC0" blockId="6.[151,1436,1858,2020]" pageId="6" pageNumber="7">
|
||
<emphasis id="B9530D42FFFDFF8937E3F8DAFEDAAC7E" bold="true" box="[151,284,1858,1882]" pageId="6" pageNumber="7">FIGURE 3.</emphasis>
|
||
<taxonomicName id="4C27AAD3FFFDFF893652F8DAFDE6AC7D" box="[294,544,1858,1881]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFFDFF893652F8DAFDE6AC7D" box="[294,544,1858,1881]" italics="true" pageId="6" pageNumber="7">Alpheus christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFFDFF89355EF8DAFDAFAC7E" box="[554,617,1858,1882]" pageId="6" pageNumber="7" rank="species">
|
||
<emphasis id="B9530D42FFFDFF89355EF8DAFDAFAC7E" bold="true" box="[554,617,1858,1882]" pageId="6" pageNumber="7">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
, female paratypes from Atol das Rocas, Brazil (MNRJ 17926): a, second pereiopod, lateral view; b, third pereiopod, lateral view; c, same, distal propodus and dactylus; d, fourth pereiopod, lateral view; e, same, distal propodus and dactylus; f, fifth pereiopod, lateral view; g, same, propodus and dactylus, ventral view; h, second pereiopod of another specimen, carpus and chela; i, third pereiopod of another specimen, distal carpus, propodus and dactylus, lateral view. Scale bars: 1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF5881D8FFFCFF8837E3F8A7FA54AC5D" httpUri="https://zenodo.org/record/179294/files/figure.png" pageId="7" pageNumber="8" targetBox="[153,1404,215,1854]" targetPageId="7">
|
||
<paragraph id="8B98D150FFFCFF8837E3F8A7FA54AC5D" blockId="7.[151,1435,1855,1913]" pageId="7" pageNumber="8">
|
||
<emphasis id="B9530D42FFFCFF8837E3F8A7FEDFAC73" bold="true" box="[151,281,1855,1879]" pageId="7" pageNumber="8">FIGURE 4.</emphasis>
|
||
<taxonomicName id="4C27AAD3FFFCFF883654F8D8FDD1AC73" box="[288,535,1856,1879]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFFCFF883654F8D8FDD1AC73" box="[288,535,1856,1879]" italics="true" pageId="7" pageNumber="8">Alpheus christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B9530D42FFFCFF883569F8A7FD9FAC73" bold="true" box="[541,601,1855,1879]" pageId="7" pageNumber="8">
|
||
<taxonomicNameLabel id="A260B039FFFCFF883569F8A7FD9FAC73" box="[541,601,1855,1879]" pageId="7" pageNumber="8" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, male from Bocas del Toro, Panama (USNM 1100667): a, frontal region, dorsal view; b, same, lateral view; c, third maxilliped; d, right uropod, dorsal view; e, telson, dorsal view. Scale bar: 1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF5881D8FFF3FF8737E3F926FB9DAC32" httpUri="https://zenodo.org/record/179295/files/figure.png" pageId="8" pageNumber="9" targetBox="[153,1428,478,1725]" targetPageId="8">
|
||
<paragraph id="8B98D150FFF3FF8737E3F926FB9DAC32" blockId="8.[151,1436,1726,1814]" pageId="8" pageNumber="9">
|
||
<emphasis id="B9530D42FFF3FF8737E3F926FEDDADF2" bold="true" box="[151,283,1726,1750]" pageId="8" pageNumber="9">FIGURE 5.</emphasis>
|
||
<taxonomicName id="4C27AAD3FFF3FF873651F927FDD8ADF2" box="[293,542,1727,1750]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="8" pageNumber="9" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF3FF873651F927FDD8ADF2" box="[293,542,1727,1750]" italics="true" pageId="8" pageNumber="9">Alpheus christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF3FF873553F926FDA3ADF2" box="[551,613,1726,1750]" pageId="8" pageNumber="9" rank="species">
|
||
<emphasis id="B9530D42FFF3FF873553F926FDA3ADF2" bold="true" box="[551,613,1726,1750]" pageId="8" pageNumber="9">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
, male from Bocas del Toro, Panama (USNM 1100667): a, major cheliped, mesial view; b, same, distal merus, carpus and chela, lateral view; c, same, dactylus plunger, lateral view; d, minor cheliped, lateral view; e, same, distal merus, carpus and chela, mesial view. Scale bars: 1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B98D150FFF3FF8637B1F8DAFCD8AA48" blockId="8.[151,1436,1858,2033]" lastBlockId="9.[151,1437,152,2007]" lastPageId="9" lastPageNumber="10" pageId="8" pageNumber="9">
|
||
Abdominal somites with broadly rounded posteroventral margins; fifth somite with rounded-angular posteroventral margin; sixth segment without articulated flap, posterior margin straight, dorsolateral projections rounded; preanal plate rounded. Male second pleopod with appendix interna subequal to appendix masculina, latter with slender spine-like setae distally and along margin opposed to endopod (
|
||
<figureCitation id="131CCDD5FFF3FF87331AF82AFB75ACE8" box="[1134,1203,1970,1996]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="8" pageNumber="9">
|
||
Fig.
|
||
<date id="FF99F790FFF3FF8733D2F82AFB75ACE8" box="[1190,1203,1970,1996]" pageId="8" pageNumber="9">1</date>
|
||
</figureCitation>
|
||
i). Uropod (
|
||
<figureCitation id="131CCDD5FFF3FF873235F82AFA43ACE8" box="[1345,1413,1970,1996]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="8" pageNumber="9">Fig. 1</figureCitation>
|
||
f) with protopod bearing distally two strong acute teeth; exopod with diaeresis bearing one subtriangular lateral lobe proximal to distolateral spine and two well-marked rounded lobes at mid-length and mesially (
|
||
<figureCitation id="131CCDD5FFF2FF863241FF00FABFAB96" box="[1333,1401,152,178]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="9" pageNumber="10">
|
||
Fig.
|
||
<quantity id="4CDF7CB5FFF2FF863219FF00FABFAB96" box="[1389,1401,152,178]" metricMagnitude="-3" metricUnit="kg" metricValue="1.0" pageId="9" pageNumber="10" unit="g" value="1.0">1</quantity>
|
||
</figureCitation>
|
||
g); lateral spine relatively strong, elongate; distal margins of exopod furnished with spinules (
|
||
<figureCitation id="131CCDD5FFF2FF8633C7FF25FB33ABF3" box="[1203,1269,189,215]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="9" pageNumber="10">
|
||
Fig.
|
||
<quantity id="4CDF7CB5FFF2FF86339DFF25FB33ABF3" box="[1257,1269,189,215]" metricMagnitude="-3" metricUnit="kg" metricValue="1.0" pageId="9" pageNumber="10" unit="g" value="1.0">1</quantity>
|
||
</figureCitation>
|
||
g). Telson relatively narrow, tapering towards posterior margin, with two pairs of short dorsal spines inserted at some distance from lateral margins, first pair at about mid-length, second pair at 3/4 of telson length (
|
||
<figureCitation id="131CCDD5FFF2FF8633B8FE90FAC8AA06" box="[1228,1294,264,290]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="9" pageNumber="10">Fig. 1</figureCitation>
|
||
f); posterior margin broadly rounded, with one pair of small posterolateral spines at each angle, mesial spines being twice as long as lateral spines; anal tubercles well developed.
|
||
</paragraph>
|
||
<paragraph id="8B98D150FFF2FF8637B1FEE0FD8AAAF8" blockId="9.[151,1437,152,2007]" pageId="9" pageNumber="10">Gill/exopod formula typical for genus: 5 pleurobranchs (P1-5); 1 arthrobranch (Mxp3); 0 podobranch (Mxp2); 2 lobed epipods (Mxp1-2), 5 strap-like epipods = mastigobranchs (Mxp3, P1-4), 5 sets of setobranchs (P1-5); 3 exopods (Mxp1-3).</paragraph>
|
||
<paragraph id="8B98D150FFF2FF8637B2FE7FFD1AA853" blockId="9.[151,1437,152,2007]" pageId="9" pageNumber="10">
|
||
<emphasis id="B9530D42FFF2FF8637B2FE7FFECAA925" bold="true" box="[198,268,487,513]" pageId="9" pageNumber="10">Color</emphasis>
|
||
. No color notes were made for the four specimens from the Atol das Rocas
|
||
<typeStatus id="549C6FF2FFF2FF8633E8FE70FB09A926" box="[1180,1231,488,514]" pageId="9" pageNumber="10">type</typeStatus>
|
||
series. However, the specimen from Bocas del Toro was photographed alive (11a-c, 12b, c) and may be described as following: background mostly semitransparent, with numerous reddish chromatophores forming several diffuse bands, including a broad band running laterally on abdominal pleurae, and interconnecting with broad transverse bands on first, second, fourth, fifth and sixth somites; dorsal portion of carapace speckled with red chromatophores, latter arranged in a transverse band running along posterior margin of carapace and connecting to most-anterior transverse band on abdomen; central dorsal portions of abdominal somites colorless; tail fan, rostral region, antennular and antennal peduncles, and walking legs semitransparent, speckled (more or less densely) with red chromatophores; chelipeds hyaline-grey with red chromatophores arranged in patches and longitudinal bands in some areas, leaving other areas colorless; palm of major chela distally pale orange; fingers of both chelipeds ivory-pinkish (
|
||
<figureCitation id="131CCDD5FFF2FF863539FCC5FD66A853" box="[589,672,861,887]" captionStart="FIGURE 11" captionStartId="18.[151,255,1495,1519]" captionTargetBox="[151,1434,434,1471]" captionTargetId="figure@18.[151,1436,434,1471]" captionTargetPageId="18" captionText="FIGURE 11. Color patterns in life. Alpheus christofferseni n. sp., male from Bocas del Toro, Panama (USNM 1100667) (a – c): a, b, dorsal view (note partly faded chromatopores in a); c, same, lateral view. Alpheus naos n. sp., male holotype from Punta Culebra, Isla Naos, Panama (USNM 1100668) (d, e): d, dorsal view; e, lateral view. Alpheus aequus Kim & Abele, 1988, female from Coibita, Coiba Marine National Park, Panama (MNHN-Na 16389) (f): dorsal view." httpUri="https://zenodo.org/record/179301/files/figure.png" pageId="9" pageNumber="10">Fig. 11</figureCitation>
|
||
b, c).
|
||
</paragraph>
|
||
<paragraph id="8B98D150FFF2FF8637B2FC1AFCAAA8E6" blockId="9.[151,1437,152,2007]" pageId="9" pageNumber="10">
|
||
<emphasis id="B9530D42FFF2FF8637B2FC1AFF3FA8B8" bold="true" box="[198,249,898,924]" pageId="9" pageNumber="10">Size</emphasis>
|
||
. The CL of males ranges from
|
||
<quantity id="4CDF7CB5FFF2FF863504FC1AFCDDA8B8" box="[624,795,898,924]" metricMagnitude="-3" metricUnit="m" metricValue="6.75" metricValueMax="6.8" metricValueMin="6.7" pageId="9" pageNumber="10" unit="mm" value="6.75" valueMax="6.8" valueMin="6.7">6.7 to 6.8 mm</quantity>
|
||
, TL
|
||
<quantity id="4CDF7CB5FFF2FF863420FC1AFBDDA8B8" box="[852,1051,898,924]" metricMagnitude="-2" metricUnit="m" metricValue="1.9899999999999998" metricValueMax="2.01" metricValueMin="1.97" pageId="9" pageNumber="10" unit="mm" value="19.9" valueMax="20.1" valueMin="19.7">19.7 to 20.1 mm</quantity>
|
||
, respectively; the CL of females ranges from
|
||
<quantity id="4CDF7CB5FFF2FF86365FFC30FE14A8E6" box="[299,466,936,962]" metricMagnitude="-3" metricUnit="m" metricValue="6.6" metricValueMax="7.1" metricValueMin="6.1" pageId="9" pageNumber="10" unit="mm" value="6.6" valueMax="7.1" valueMin="6.1">6.1 to 7.1 mm</quantity>
|
||
, TL
|
||
<quantity id="4CDF7CB5FFF2FF86357DFC30FD0AA8E6" box="[521,716,936,962]" metricMagnitude="-2" metricUnit="m" metricValue="1.9649999999999999" metricValueMax="2.21" metricValueMin="1.72" pageId="9" pageNumber="10" unit="mm" value="19.65" valueMax="22.1" valueMin="17.2">17.2 to 22.1 mm</quantity>
|
||
, respectively.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C33D82DBFFF2FF8637B2FC55FC6EAF16" pageId="9" pageNumber="10" type="etymology">
|
||
<paragraph id="8B98D150FFF2FF8637B2FC55FC6EAF16" blockId="9.[151,1437,152,2007]" pageId="9" pageNumber="10">
|
||
<emphasis id="B9530D42FFF2FF8637B2FC55FE8DA8C3" bold="true" box="[198,331,973,999]" pageId="9" pageNumber="10">Etymology</emphasis>
|
||
. The new species is named after Dr. Martin L. Christoffersen (Universidade Federal de Paraíba, João Pessoa), for his significant contributions to the knowledge of the Brazilian alpheid and other caridean shrimps (see
|
||
<bibRefCitation id="EFB6ACA1FFF2FF8636E8FB80FD4BAF16" author="Christoffersen" box="[412,653,1048,1074]" lastPageId="9" lastPageNumber="23" pageId="9" pageNumber="22" refString="Christoffersen, M. L. (1998) Malacostraca. Eucarida. Caridea, Crangonoidea and Alpheoidea (except Glyphocrangonidae and Crangonidae). In: Young P. S. (ed.), Catalogue of Crustacea of Brazil, pp. 351 - 372. Museu Nacional, Rio de Janeiro." type="book chapter" year="1998">Christoffersen, 1998</bibRefCitation>
|
||
and references therein).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C33D82DBFFF2FF8637B2FBA5FD4FAF73" box="[198,649,1085,1111]" pageId="9" pageNumber="10" type="materials_examined">
|
||
<paragraph id="8B98D150FFF2FF8637B2FBA5FD4FAF73" blockId="9.[151,1437,152,2007]" box="[198,649,1085,1111]" pageId="9" pageNumber="10">
|
||
<emphasis id="B9530D42FFF2FF8637B2FBA5FEA2AF73" bold="true" box="[198,356,1085,1111]" pageId="9" pageNumber="10">
|
||
<typeStatus id="549C6FF2FFF2FF8637B2FBA5FEC2AF73" box="[198,260,1085,1111]" pageId="9" pageNumber="10">Type</typeStatus>
|
||
locality
|
||
</emphasis>
|
||
. Atol das Rocas,
|
||
<collectingCountry id="F33091C0FFF2FF86354EFBA5FD43AF73" box="[570,645,1085,1111]" name="Brazil" pageId="9" pageNumber="10">Brazil</collectingCountry>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C33D82DBFFF2FF8637B2FBFAFEBCAEA6" pageId="9" pageNumber="10" type="distribution">
|
||
<paragraph id="8B98D150FFF2FF8637B2FBFAFC46AF86" blockId="9.[151,1437,152,2007]" pageId="9" pageNumber="10">
|
||
<emphasis id="B9530D42FFF2FF8637B2FBFAFE99AF58" bold="true" box="[198,351,1122,1148]" pageId="9" pageNumber="10">Distribution</emphasis>
|
||
. Western Atlantic: presently known only from the
|
||
<typeStatus id="549C6FF2FFF2FF8634B6FBFAFC32AF58" box="[962,1012,1122,1148]" pageId="9" pageNumber="10">type</typeStatus>
|
||
locality, Atol das Rocas, off northeastern
|
||
<collectingCountry id="F33091C0FFF2FF863785FB10FEFAAF86" box="[241,316,1160,1186]" name="Brazil" pageId="9" pageNumber="10">Brazil</collectingCountry>
|
||
, and Bocas del Toro, Caribbean coast of
|
||
<collectingCountry id="F33091C0FFF2FF86346FFB10FCBAAF86" box="[795,892,1160,1186]" name="Panama" pageId="9" pageNumber="10">Panama</collectingCountry>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8B98D150FFF2FF8637B2FB35FEBCAEA6" blockId="9.[151,1437,152,2007]" pageId="9" pageNumber="10">
|
||
<emphasis id="B9530D42FFF2FF8637B2FB35FEEEAFE3" bold="true" box="[198,296,1197,1223]" pageId="9" pageNumber="10">Ecology</emphasis>
|
||
. The Atol das Rocas specimens were collected with the aid of a bait suction pump from burrows on an intertidal sand flat. The Bocas del Toro specimen was collected on a shallow (0.5–1.0 m) seagrass sand flat, about
|
||
<quantity id="4CDF7CB5FFF2FF86366EFB60FE9EAE36" box="[282,344,1272,1298]" metricMagnitude="1" metricUnit="m" metricValue="1.5" pageId="9" pageNumber="10" unit="m" value="15.0">15 m</quantity>
|
||
from a sand beach with a few mangrove trees, backed by a peat swamp (
|
||
<figureCitation id="131CCDD5FFF2FF8633A0FB60FAEAAE36" box="[1236,1324,1272,1298]" captionStart="FIGURE 12" captionStartId="19.[151,255,1786,1810]" captionTargetBox="[151,1436,194,1760]" captionTargetId="figure@19.[151,1436,194,1762]" captionTargetPageId="19" captionText="FIGURE 12. Habitats and hosts: a, shallow subtidal sandflat with patches of flotting algae and seagrass at Carenero Island, Bocas del Toro, Panama, type locality of Alpheus christofferseni n. sp.; b, c, Alpheus christofferseni n. sp. with host, Ochetostoma cf. edax (Fisher, 1946) (Echiura, Thalassematidae), a few hours after collection; d, partly exposed rock-mud intertidal at Coibita, Coiba Marine National Park, Panama, one of collection sites of Alpheus aequus Kim & Abele, 1988; e, Ochetostoma edax (Echiura, Thalassematidae), host of the Coibita specimen (MNHN-Na 16389)." httpUri="https://zenodo.org/record/179302/files/figure.png" pageId="9" pageNumber="10">Fig. 12</figureCitation>
|
||
a). It was extracted with a bait suction pump from the possibly U-shaped burrow of a relatively large (body length
|
||
<quantity id="4CDF7CB5FFF2FF86320BFA85FF0EAE78" metricMagnitude="-2" metricUnit="m" metricValue="9.5" pageId="9" pageNumber="10" unit="mm" value="95.0">95 mm</quantity>
|
||
, body diameter
|
||
<quantity id="4CDF7CB5FFF2FF8636FCFADAFE19AE78" box="[392,479,1346,1372]" metricMagnitude="-2" metricUnit="m" metricValue="1.5" pageId="9" pageNumber="10" unit="mm" value="15.0">15 mm</quantity>
|
||
, proboscis length
|
||
<quantity id="4CDF7CB5FFF2FF8635C3FADAFCCBAE78" box="[695,781,1346,1372]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="9" pageNumber="10" unit="mm" value="10.0">10 mm</quantity>
|
||
) thalassematid echiuran,
|
||
<taxonomicName id="4C27AAD3FFF2FF86334EFADBFF1DAEA6" authority="Fisher, 1946" authorityName="Fisher" authorityYear="1946" class="Polychaeta" family="Echiuridae" genus="Ochetostoma" higherTaxonomySource="CoL" kingdom="Animalia" order="Echiuroidea" pageId="9" pageNumber="10" phylum="Echiura" rank="species" species="edax">
|
||
<emphasis id="B9530D42FFF2FF86334EFADBFAFCAE78" box="[1082,1338,1347,1372]" italics="true" pageId="9" pageNumber="10">Ochetostoma cf. edax</emphasis>
|
||
(
|
||
<bibRefCitation id="EFB6ACA1FFF2FF86323EFADAFF15AEA6" author="Fisher" pageId="9" pageNumber="23" refString="Fisher, W. K. (1946) Echiuroid worms of the North Pacific Ocean. Proceedings of the United States National Museum, 96, 215 - 292." type="journal article" year="1946">Fisher, 1946</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
(
|
||
<figureCitation id="131CCDD5FFF2FF86379FFAF0FE86AEA6" box="[235,320,1384,1410]" captionStart="FIGURE 12" captionStartId="19.[151,255,1786,1810]" captionTargetBox="[151,1436,194,1760]" captionTargetId="figure@19.[151,1436,194,1762]" captionTargetPageId="19" captionText="FIGURE 12. Habitats and hosts: a, shallow subtidal sandflat with patches of flotting algae and seagrass at Carenero Island, Bocas del Toro, Panama, type locality of Alpheus christofferseni n. sp.; b, c, Alpheus christofferseni n. sp. with host, Ochetostoma cf. edax (Fisher, 1946) (Echiura, Thalassematidae), a few hours after collection; d, partly exposed rock-mud intertidal at Coibita, Coiba Marine National Park, Panama, one of collection sites of Alpheus aequus Kim & Abele, 1988; e, Ochetostoma edax (Echiura, Thalassematidae), host of the Coibita specimen (MNHN-Na 16389)." httpUri="https://zenodo.org/record/179302/files/figure.png" pageId="9" pageNumber="10">Fig. 12</figureCitation>
|
||
b, c).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C33D82DBFFF2FF8637B2FA15FB9FACF3" pageId="9" pageNumber="10" type="description">
|
||
<paragraph id="8B98D150FFF2FF8637B2FA15FBEDAC38" blockId="9.[151,1437,152,2007]" pageId="9" pageNumber="10">
|
||
<emphasis id="B9530D42FFF2FF8637B2FA15FDE4AE83" bold="true" box="[198,546,1421,1447]" pageId="9" pageNumber="10">Taxonomic remarks on host</emphasis>
|
||
.
|
||
<taxonomicName id="4C27AAD3FFF2FF863544FA15FC65AE83" authority="Fisher, 1946" authorityName="Fisher" authorityYear="1946" box="[560,931,1421,1447]" class="Polychaeta" family="Echiuridae" genus="Ochetostoma" higherTaxonomySource="CoL" kingdom="Animalia" order="Echiuroidea" pageId="9" pageNumber="10" phylum="Echiura" rank="species" species="edax">
|
||
<emphasis id="B9530D42FFF2FF863544FA15FCCFAE82" box="[560,777,1421,1446]" italics="true" pageId="9" pageNumber="10">Ochetostoma edax</emphasis>
|
||
<bibRefCitation id="EFB6ACA1FFF2FF863465FA15FC65AE83" author="Fisher" box="[785,931,1421,1447]" pageId="9" pageNumber="23" refString="Fisher, W. K. (1946) Echiuroid worms of the North Pacific Ocean. Proceedings of the United States National Museum, 96, 215 - 292." type="journal article" year="1946">Fisher, 1946</bibRefCitation>
|
||
</taxonomicName>
|
||
(identification by G.-V. Murina) was originally described from Baja California in the eastern Pacific (
|
||
<bibRefCitation id="EFB6ACA1FFF2FF863425FA2AFC23AEE8" author="Fisher" box="[849,997,1458,1484]" pageId="9" pageNumber="23" refString="Fisher, W. K. (1946) Echiuroid worms of the North Pacific Ocean. Proceedings of the United States National Museum, 96, 215 - 292." type="journal article" year="1946">Fisher, 1946</bibRefCitation>
|
||
) and was previously not known from the Atlantic Ocean (
|
||
<bibRefCitation id="EFB6ACA1FFF2FF8636F5FA40FD04AED6" author="Stephen" box="[385,706,1496,1522]" pageId="9" pageNumber="23" refString="Stephen, A. C. & Edmonds, S. J. (1972) The Phyla Sipuncula and Echiura. Trustees of the British Museum of Natural History, London, 588 pp." type="book" year="1972">Stephen & Edmonds, 1972</bibRefCitation>
|
||
). The individual from Bocas del Toro – host of
|
||
<taxonomicName id="4C27AAD3FFF2FF863398FA40FF7DAD32" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF2FF863398FA40FF7DAD32" italics="true" pageId="9" pageNumber="10">A. christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF2FF8637B0FA65FECEAD33" box="[196,264,1533,1559]" pageId="9" pageNumber="10" rank="species">
|
||
<emphasis id="B9530D42FFF2FF8637B0FA65FECEAD33" bold="true" box="[196,264,1533,1559]" pageId="9" pageNumber="10">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
(
|
||
<figureCitation id="131CCDD5FFF2FF86366DFA65FEB6AD33" box="[281,368,1533,1559]" captionStart="FIGURE 12" captionStartId="19.[151,255,1786,1810]" captionTargetBox="[151,1436,194,1760]" captionTargetId="figure@19.[151,1436,194,1762]" captionTargetPageId="19" captionText="FIGURE 12. Habitats and hosts: a, shallow subtidal sandflat with patches of flotting algae and seagrass at Carenero Island, Bocas del Toro, Panama, type locality of Alpheus christofferseni n. sp.; b, c, Alpheus christofferseni n. sp. with host, Ochetostoma cf. edax (Fisher, 1946) (Echiura, Thalassematidae), a few hours after collection; d, partly exposed rock-mud intertidal at Coibita, Coiba Marine National Park, Panama, one of collection sites of Alpheus aequus Kim & Abele, 1988; e, Ochetostoma edax (Echiura, Thalassematidae), host of the Coibita specimen (MNHN-Na 16389)." httpUri="https://zenodo.org/record/179302/files/figure.png" pageId="9" pageNumber="10">Fig. 12</figureCitation>
|
||
b, c) – was extracted with a suction pump from a vertical shaft-like burrow on a seagrass sandflat, whereas all eastern Pacific individuals of
|
||
<taxonomicName id="4C27AAD3FFF2FF863587F9BBFC96AD18" box="[755,848,1571,1596]" class="Polychaeta" family="Echiuridae" genus="Ochetostoma" higherTaxonomySource="CoL" kingdom="Animalia" order="Echiuroidea" pageId="9" pageNumber="10" phylum="Echiura" rank="species" species="edax">
|
||
<emphasis id="B9530D42FFF2FF863587F9BBFC96AD18" box="[755,848,1571,1596]" italics="true" pageId="9" pageNumber="10">O. edax</emphasis>
|
||
</taxonomicName>
|
||
were found in horizontal burrows in muddy sand under rocks (see below). As noted by
|
||
<bibRefCitation id="EFB6ACA1FFF2FF863527F9D0FCF2AD46" box="[595,820,1608,1634]" pageId="9" pageNumber="22" refString="Anker A., Murina, G. V., Lira, C., Vera Caripe, J. A., Palmer, A. R. & Jeng, M. S. (2005) Macrofauna associated with echiuran burrows: a review with new observations of the innkeeper worm, Ochetostoma erythrogrammon Leuckart and Ruppel, in Venezuela. Zoological Studies, 44, 157 - 190." type="journal article">
|
||
Anker
|
||
<emphasis id="B9530D42FFF2FF8635D0F9D0FD19AD45" box="[676,735,1608,1633]" italics="true" pageId="9" pageNumber="10">et al.</emphasis>
|
||
(2005)
|
||
</bibRefCitation>
|
||
for
|
||
<taxonomicName id="4C27AAD3FFF2FF863411F9D0FEC1ADA3" authority="Leuckart & Ruppel, 1828" authorityName="Leuckart & Ruppel" authorityYear="1828" class="Polychaeta" family="Echiuridae" genus="Ochetostoma" higherTaxonomySource="CoL" kingdom="Animalia" order="Echiuroidea" pageId="9" pageNumber="10" phylum="Echiura" rank="species" species="erythrogrammon">
|
||
<emphasis id="B9530D42FFF2FF863411F9D0FB0AAD45" box="[869,1228,1608,1633]" italics="true" pageId="9" pageNumber="10">Ochetostoma erythrogrammon</emphasis>
|
||
Leuckart & Rüppel, 1828
|
||
</taxonomicName>
|
||
, the paucity of morphological, anatomical and color-based characters in species-level taxonomy of the Echiura makes detection of cryptic taxa nearly impossible. Therefore, taxa with pantropical or transisthmian distributions, such as
|
||
<taxonomicName id="4C27AAD3FFF2FF8636A1F920FD78ADF5" box="[469,702,1720,1745]" class="Polychaeta" family="Echiuridae" genus="Ochetostoma" higherTaxonomySource="CoL" kingdom="Animalia" order="Echiuroidea" pageId="9" pageNumber="10" phylum="Echiura" rank="species" species="erythrogrammon">
|
||
<emphasis id="B9530D42FFF2FF8636A1F920FD78ADF5" box="[469,702,1720,1745]" italics="true" pageId="9" pageNumber="10">O. erythrogrammon</emphasis>
|
||
</taxonomicName>
|
||
, or
|
||
<taxonomicName id="4C27AAD3FFF2FF863598F920FC80ADF5" box="[748,838,1720,1745]" class="Polychaeta" family="Echiuridae" genus="Ochetostoma" higherTaxonomySource="CoL" kingdom="Animalia" order="Echiuroidea" pageId="9" pageNumber="10" phylum="Echiura" rank="species" species="edax">
|
||
<emphasis id="B9530D42FFF2FF863598F920FC80ADF5" box="[748,838,1720,1745]" italics="true" pageId="9" pageNumber="10">O. edax</emphasis>
|
||
</taxonomicName>
|
||
, respectively, should also be examined genetically. For the time being, the Bocas del Toro specimen of
|
||
<taxonomicName id="4C27AAD3FFF2FF863475F945FC5AADD2" box="[769,924,1757,1782]" class="Polychaeta" family="Echiuridae" genus="Ochetostoma" higherTaxonomySource="CoL" kingdom="Animalia" order="Echiuroidea" pageId="9" pageNumber="10" phylum="Echiura" rank="genus">
|
||
<emphasis id="B9530D42FFF2FF863475F945FC5AADD2" box="[769,924,1757,1782]" italics="true" pageId="9" pageNumber="10">Ochetostoma</emphasis>
|
||
</taxonomicName>
|
||
, which appears to be ecologically different from
|
||
<taxonomicName id="4C27AAD3FFF2FF8637A3F89BFEF4AC38" box="[215,306,1795,1820]" class="Polychaeta" family="Echiuridae" genus="Ochetostoma" higherTaxonomySource="CoL" kingdom="Animalia" order="Echiuroidea" pageId="9" pageNumber="10" phylum="Echiura" rank="species" species="edax">
|
||
<emphasis id="B9530D42FFF2FF8637A3F89BFEF4AC38" box="[215,306,1795,1820]" italics="true" pageId="9" pageNumber="10">O. edax</emphasis>
|
||
</taxonomicName>
|
||
, is referred to as
|
||
<taxonomicName id="4C27AAD3FFF2FF863689F89BFDBAAC38" box="[509,636,1795,1820]" class="Polychaeta" family="Echiuridae" genus="Ochetostoma" higherTaxonomySource="CoL" kingdom="Animalia" order="Echiuroidea" pageId="9" pageNumber="10" phylum="Echiura" rank="species" species="edax">
|
||
<emphasis id="B9530D42FFF2FF863689F89BFDBAAC38" box="[509,636,1795,1820]" italics="true" pageId="9" pageNumber="10">O. cf. edax</emphasis>
|
||
</taxonomicName>
|
||
, awaiting further taxonomic studies.
|
||
</paragraph>
|
||
<paragraph id="8B98D150FFF2FF8637B2F8BFFB9FACF3" blockId="9.[151,1437,152,2007]" pageId="9" pageNumber="10">
|
||
<emphasis id="B9530D42FFF2FF8637B2F8BFFEFFAC65" bold="true" box="[198,313,1831,1857]" pageId="9" pageNumber="10">Variation</emphasis>
|
||
. The new species appears to be variable in the shape of the rostrum: it may be extremely short and blunt, as in the specimen from Bocas del Toro (
|
||
<figureCitation id="131CCDD5FFF2FF863587F8D5FCFCAC43" box="[755,826,1869,1895]" captionStart="FIGURE 4" captionStartId="7.[151,255,1855,1879]" captionTargetBox="[153,1404,215,1854]" captionTargetId="figure@7.[151,1436,194,1879]" captionTargetPageId="7" captionText="FIGURE 4. Alpheus christofferseni n. sp., male from Bocas del Toro, Panama (USNM 1100667): a, frontal region, dorsal view; b, same, lateral view; c, third maxilliped; d, right uropod, dorsal view; e, telson, dorsal view. Scale bar: 1 mm." httpUri="https://zenodo.org/record/179294/files/figure.png" pageId="9" pageNumber="10">Fig. 4</figureCitation>
|
||
a), broad and triangular, as in the first
|
||
<typeStatus id="549C6FF2FFF2FF863383F8D5FA9AAC43" box="[1271,1372,1869,1895]" pageId="9" pageNumber="10" type="paratype">paratype</typeStatus>
|
||
(
|
||
<figureCitation id="131CCDD5FFF2FF863218F8D5FF64ACA8" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="9" pageNumber="10">Fig. 1</figureCitation>
|
||
h), or more slenderly triangular, as in the second
|
||
<typeStatus id="549C6FF2FFF2FF863591F8EAFC8CACA8" box="[741,842,1906,1932]" pageId="9" pageNumber="10" type="paratype">paratype</typeStatus>
|
||
(
|
||
<figureCitation id="131CCDD5FFF2FF86342EF8EAFC5BACA8" box="[858,925,1906,1932]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="9" pageNumber="10">Fig. 1</figureCitation>
|
||
a). The Bocas del Toro specimen also has a much broader telson compared to the Atol das Rocas
|
||
<typeStatus id="549C6FF2FFF2FF86347AF800FC86AC96" box="[782,832,1944,1970]" pageId="9" pageNumber="10">type</typeStatus>
|
||
specimens (cf.
|
||
<figureCitation id="131CCDD5FFF2FF86348EF800FB80AC96" box="[1018,1094,1944,1970]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="9" pageNumber="10">Figs. 1</figureCitation>
|
||
f, 4e). A slight variation also exists in the ratio of carpal segments in the second pereiopods (cf.
|
||
<figureCitation id="131CCDD5FFF2FF8634D7F825FC35ACF3" box="[931,1011,1981,2007]" captionStart="FIGURE 3" captionStartId="6.[151,255,1858,1882]" captionTargetBox="[215,1395,213,1833]" captionTargetId="figure@6.[192,1407,194,1845]" captionTargetPageId="6" captionText="FIGURE 3. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926): a, second pereiopod, lateral view; b, third pereiopod, lateral view; c, same, distal propodus and dactylus; d, fourth pereiopod, lateral view; e, same, distal propodus and dactylus; f, fifth pereiopod, lateral view; g, same, propodus and dactylus, ventral view; h, second pereiopod of another specimen, carpus and chela; i, third pereiopod of another specimen, distal carpus, propodus and dactylus, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179293/files/figure.png" pageId="9" pageNumber="10">Figs. 3</figureCitation>
|
||
a, h, 6a).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<caption id="DF5881D8FFF1FF8537E3F8DEFB82AC87" httpUri="https://zenodo.org/record/179296/files/figure.png" pageId="10" pageNumber="11" targetBox="[257,1312,187,1778]" targetPageId="10">
|
||
<paragraph id="8B98D150FFF1FF8537E3F8DEFB82AC87" blockId="10.[151,1436,1862,1955]" pageId="10" pageNumber="11">
|
||
<emphasis id="B9530D42FFF1FF8537E3F8DEFEDCAC7A" bold="true" box="[151,282,1862,1886]" pageId="10" pageNumber="11">FIGURE 6.</emphasis>
|
||
<taxonomicName id="4C27AAD3FFF1FF853655F8DFFDDFAC7A" box="[289,537,1863,1886]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF1FF853655F8DFFDDFAC7A" box="[289,537,1863,1886]" italics="true" pageId="10" pageNumber="11">Alpheus christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF1FF853554F8DEFD9BAC7A" box="[544,605,1862,1886]" pageId="10" pageNumber="11" rank="species">
|
||
<emphasis id="B9530D42FFF1FF853554F8DEFD9BAC7A" bold="true" box="[544,605,1862,1886]" pageId="10" pageNumber="11">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
, male from Bocas del Toro, Panama (USNM 1100667): a, second pereiopod, lateral view; b, third pereiopod, lateral view; c, fifth pereiopod, lateral view; d, same, propodus and dactylus, ventral view; e, appendix masculina and appendix interna of second pleopod. Scale bars: 1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<subSubSection id="C33D82DBFFF0FF8437B2FF0FFA5AAE46" pageId="11" pageNumber="12" type="discussion">
|
||
<paragraph id="8B98D150FFF0FF8437B2FF0FFB8AA8A6" blockId="11.[151,1437,151,1378]" pageId="11" pageNumber="12">
|
||
<emphasis id="B9530D42FFF0FF8437B2FF0FFEFEAB95" bold="true" box="[198,312,151,177]" pageId="11" pageNumber="12">Remarks</emphasis>
|
||
. Within the
|
||
<taxonomicName id="4C27AAD3FFF0FF8436B3FF00FD89AB95" box="[455,591,152,177]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="barbatus">
|
||
<emphasis id="B9530D42FFF0FF8436B3FF00FD89AB95" box="[455,591,152,177]" italics="true" pageId="11" pageNumber="12">A. barbatus</emphasis>
|
||
</taxonomicName>
|
||
complex,
|
||
<taxonomicName id="4C27AAD3FFF0FF8435BDFF00FC54AB95" box="[713,914,152,177]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF8435BDFF00FC54AB95" box="[713,914,152,177]" italics="true" pageId="11" pageNumber="12">A. christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF8434EDFF0FFC1CAB95" box="[921,986,151,177]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF8434EDFF0FFC1CAB95" bold="true" box="[921,986,151,177]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
is morphologically most similar to the eastern Pacific
|
||
<taxonomicName id="4C27AAD3FFF0FF84363FFF58FE06ABFD" box="[331,448,192,217]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="aequus">
|
||
<emphasis id="B9530D42FFF0FF84363FFF58FE06ABFD" box="[331,448,192,217]" italics="true" pageId="11" pageNumber="12">A. aequus</emphasis>
|
||
</taxonomicName>
|
||
and to the below described
|
||
<taxonomicName id="4C27AAD3FFF0FF843479FF58FCA3ABFD" box="[781,869,192,217]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="naos" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF843479FF58FCA3ABFD" box="[781,869,192,217]" italics="true" pageId="11" pageNumber="12">A. naos</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF84341AFF27FC77ABFD" box="[878,945,191,217]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF84341AFF27FC77ABFD" bold="true" box="[878,945,191,217]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
It differs from
|
||
<taxonomicName id="4C27AAD3FFF0FF84331CFF58FB1AABFD" box="[1128,1244,192,217]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="aequus">
|
||
<emphasis id="B9530D42FFF0FF84331CFF58FB1AABFD" box="[1128,1244,192,217]" italics="true" pageId="11" pageNumber="12">A. aequus</emphasis>
|
||
</taxonomicName>
|
||
by the presence of a large, acute tooth on the ventromesial margin of the merus of the major chelipeds.
|
||
<bibRefCitation id="EFB6ACA1FFF0FF8433D7FF70FA5AAA26" author="Kim" box="[1187,1436,232,258]" pageId="11" pageNumber="23" refString="Kim, W. & Abele, L. G. (1988) The snapping shrimp genus Alpheus from the eastern Pacific (Decapoda: Caridea: Alpheidae). Smithsonian Contributions to Zoology, 454, 1 - 119." type="journal article" year="1988">Kim & Abele (1988)</bibRefCitation>
|
||
mentioned in the description of
|
||
<taxonomicName id="4C27AAD3FFF0FF84357DFE88FDBAAA0D" box="[521,636,272,297]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="aequus">
|
||
<emphasis id="B9530D42FFF0FF84357DFE88FDBAAA0D" box="[521,636,272,297]" italics="true" pageId="11" pageNumber="12">A. aequus</emphasis>
|
||
</taxonomicName>
|
||
that it has “no spine at distal end” on the “inferior inner” (ventromesial) margin of the merus of the major cheliped. This margin may be at most bluntly projecting, as in the two specimens of
|
||
<taxonomicName id="4C27AAD3FFF0FF84364EFEF8FE68AA5D" box="[314,430,352,377]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="aequus">
|
||
<emphasis id="B9530D42FFF0FF84364EFEF8FE68AA5D" box="[314,430,352,377]" italics="true" pageId="11" pageNumber="12">A. aequus</emphasis>
|
||
</taxonomicName>
|
||
from Coibita (
|
||
<figureCitation id="131CCDD5FFF0FF84352AFEF8FD73AA5E" box="[606,693,352,378]" captionStart="FIGURE 10" captionStartId="17.[151,255,1460,1484]" captionTargetBox="[172,1431,204,1436]" captionTargetId="figure@17.[151,1436,194,1437]" captionTargetPageId="17" captionText="FIGURE 10. Alpheus aequus Kim & Abeke, 1988, female from Coibita, Coiba Marine National Park, Panama (MNHN 16389): a, frontal margin, dorsal view; b, major cheliped, lateral view; c, same, chela, mesial view; d, minor chela, lateral view; e, second pereiopod, lateral view; f, third pereiopod, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179300/files/figure.png" pageId="11" pageNumber="12">Fig. 10</figureCitation>
|
||
b). The homologous tooth on the minor cheliped also separates these two species: it is present, although small, in
|
||
<taxonomicName id="4C27AAD3FFF0FF843585FE10FC7AAA85" box="[753,956,392,417]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF843585FE10FC7AAA85" box="[753,956,392,417]" italics="true" pageId="11" pageNumber="12">A. christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF8434B1FE1FFBCFAA85" box="[965,1033,391,417]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF8434B1FE1FFBCFAA85" bold="true" box="[965,1033,391,417]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
, and absent in
|
||
<taxonomicName id="4C27AAD3FFF0FF8433B4FE10FEF2AAEE" authority="Kim & Abele, 1988" authorityName="Kim & Abele" authorityYear="1988" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="aequus">
|
||
<emphasis id="B9530D42FFF0FF8433B4FE10FAF3AA85" box="[1216,1333,392,417]" italics="true" pageId="11" pageNumber="12">A. aequus</emphasis>
|
||
(
|
||
<bibRefCitation id="EFB6ACA1FFF0FF843232FE10FEEDAAEE" author="Kim" pageId="11" pageNumber="23" refString="Kim, W. & Abele, L. G. (1988) The snapping shrimp genus Alpheus from the eastern Pacific (Decapoda: Caridea: Alpheidae). Smithsonian Contributions to Zoology, 454, 1 - 119." type="journal article" year="1988">Kim & Abele, 1988</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
. Furthermore,
|
||
<taxonomicName id="4C27AAD3FFF0FF843695FE28FD6DAAED" box="[481,683,432,457]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF843695FE28FD6DAAED" box="[481,683,432,457]" italics="true" pageId="11" pageNumber="12">A. christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF8435C6FE37FD33AAED" box="[690,757,431,457]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF8435C6FE37FD33AAED" bold="true" box="[690,757,431,457]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
differs from
|
||
<taxonomicName id="4C27AAD3FFF0FF8434E5FE28FBC3AAED" box="[913,1029,432,457]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="aequus">
|
||
<emphasis id="B9530D42FFF0FF8434E5FE28FBC3AAED" box="[913,1029,432,457]" italics="true" pageId="11" pageNumber="12">A. aequus</emphasis>
|
||
</taxonomicName>
|
||
by the somewhat longer and more slender major chela (cf.
|
||
<figureCitation id="131CCDD5FFF0FF8436C1FE40FDC1AAD6" box="[437,519,472,498]" captionStart="FIGURE 2" captionStartId="5.[151,255,1884,1908]" captionTargetBox="[221,1385,194,1848]" captionTargetId="figure@5.[184,1399,194,1860]" captionTargetPageId="5" captionText="FIGURE 2. Alpheus christofferseni n. sp., female paratype from Atol das Rocas, Brazil (MNRJ 17926) (a – e) and male holotype (MNRJ 17905) (f): a, female major cheliped, mesial view; b, same, distal merus, carpus and chela, lateral view; c, same, coxa to carpus, lateral view; d, female minor cheliped, mesial view; e, same, distal merus, carpus and chela, lateral view; f, male minor cheliped, distal merus, carpus and chela, lateral view. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179292/files/figure.png" pageId="11" pageNumber="12">Figs. 2</figureCitation>
|
||
a, b, 5a, b, 10b, c). The main differences between
|
||
<taxonomicName id="4C27AAD3FFF0FF843321FE40FAD9AAD5" box="[1109,1311,472,497]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF843321FE40FAD9AAD5" box="[1109,1311,472,497]" italics="true" pageId="11" pageNumber="12">A. christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF843253FE4FFAACAAD5" box="[1319,1386,471,497]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF843253FE4FFAACAAD5" bold="true" box="[1319,1386,471,497]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
and
|
||
<taxonomicName id="4C27AAD3FFF0FF8437E3FD98FF37A93D" box="[151,241,512,537]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="naos" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF8437E3FD98FF37A93D" box="[151,241,512,537]" italics="true" pageId="11" pageNumber="12">A. naos</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF84378FFE67FE86A93D" box="[251,320,511,537]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF84378FFE67FE86A93D" bold="true" box="[251,320,511,537]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
are the length of the stylocerite: not reaching distal margin of first antennular segment in
|
||
<taxonomicName id="4C27AAD3FFF0FF8432F7FD98FE86A965" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF8432F7FD98FE86A965" italics="true" pageId="11" pageNumber="12">A. christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B9530D42FFF0FF843633FDBFFE4CA965" bold="true" box="[327,394,551,577]" pageId="11" pageNumber="12">
|
||
<taxonomicNameLabel id="A260B039FFF0FF843633FDBFFE4CA965" box="[327,394,551,577]" pageId="11" pageNumber="12" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
vs. reaching or almost reaching this margin in
|
||
<taxonomicName id="4C27AAD3FFF0FF8434DBFDB0FBC1A965" box="[943,1031,552,577]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="naos" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF8434DBFDB0FBC1A965" box="[943,1031,552,577]" italics="true" pageId="11" pageNumber="12">A. naos</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF84337AFDBFFB96A965" box="[1038,1104,551,577]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF84337AFDBFFB96A965" bold="true" box="[1038,1104,551,577]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
; and the shape of the rostral carina: very narrow in
|
||
<taxonomicName id="4C27AAD3FFF0FF8436D7FDC8FDABA94D" box="[419,621,592,617]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF8436D7FDC8FDABA94D" box="[419,621,592,617]" italics="true" pageId="11" pageNumber="12">A. christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF843500FDD7FD71A94D" box="[628,695,591,617]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF843500FDD7FD71A94D" bold="true" box="[628,695,591,617]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
, broader in
|
||
<taxonomicName id="4C27AAD3FFF0FF843431FDC8FC5BA94D" box="[837,925,592,617]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="naos" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF843431FDC8FC5BA94D" box="[837,925,592,617]" italics="true" pageId="11" pageNumber="12">A. naos</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF8434D1FDD7FC2EA94D" box="[933,1000,591,617]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF8434D1FDD7FC2EA94D" bold="true" box="[933,1000,591,617]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
(cf.
|
||
<figureCitation id="131CCDD5FFF0FF84336AFDC8FBAAA94E" box="[1054,1132,592,618]" captionStart="FIGURE 1" captionStartId="4.[151,255,1718,1742]" captionTargetBox="[207,1397,218,1671]" captionTargetId="figure@4.[175,1422,201,1683]" captionTargetPageId="4" captionText="FIGURE 1. Alpheus christofferseni n. sp., female paratypes from Atol das Rocas, Brazil (MNRJ 17926) (a – h) and male holotype (MNRJ 17905) (i): a, frontal region, dorsal view; b, same, lateral view; c, tooth on mesioventral carina of first antennular segment, lateral view; d, scaphocerite of antenna, dorsal view; e, third maxilliped, lateral view; f, telson and left uropod, dorsal view; g, distal margin of exopod of right uropod; h, orbital hoods and rostrum of another specimen, dorsal view; i, appendix masculina and appendix interna of male second pleopod. Scale bars: 1 mm." httpUri="https://zenodo.org/record/179291/files/figure.png" pageId="11" pageNumber="12">Figs. 1</figureCitation>
|
||
a, 4a, 7a).
|
||
<taxonomicName id="4C27AAD3FFF0FF84339DFDC8FF38A9B5" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF84339DFDC8FF38A9B5" italics="true" pageId="11" pageNumber="12">Alpheus christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF843671FDEFFE81A9B5" box="[261,327,631,657]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF843671FDEFFE81A9B5" bold="true" box="[261,327,631,657]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
may be separated from the eastern Atlantic
|
||
<taxonomicName id="4C27AAD3FFF0FF843439FDE0FC1CA9B5" box="[845,986,632,657]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="ribeiroae">
|
||
<emphasis id="B9530D42FFF0FF843439FDE0FC1CA9B5" box="[845,986,632,657]" italics="true" pageId="11" pageNumber="12">A. ribeiroae</emphasis>
|
||
</taxonomicName>
|
||
by the shape of the scaphocerite, with distolateral spine distinctly exceeding the anterior margin of the blade (not exceeding in
|
||
<taxonomicName id="4C27AAD3FFF0FF8433D0FD38FAF7A99D" box="[1188,1329,672,697]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="ribeiroae">
|
||
<emphasis id="B9530D42FFF0FF8433D0FD38FAF7A99D" box="[1188,1329,672,697]" italics="true" pageId="11" pageNumber="12">A. ribeiroae</emphasis>
|
||
</taxonomicName>
|
||
); fingers of the minor chela bearing dense rows of setae (absent in
|
||
<taxonomicName id="4C27AAD3FFF0FF84343EFD50FC1EA9C5" box="[842,984,712,737]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="ribeiroae">
|
||
<emphasis id="B9530D42FFF0FF84343EFD50FC1EA9C5" box="[842,984,712,737]" italics="true" pageId="11" pageNumber="12">A. ribeiroae</emphasis>
|
||
</taxonomicName>
|
||
); and a stouter major cheliped, which differs in the palm/finger ratio (cf.
|
||
<bibRefCitation id="EFB6ACA1FFF0FF843541FD68FCBCA82E" author="Anker" box="[565,890,752,778]" pageId="11" pageNumber="22" refString="Anker A. & Dworschak, P. C. (2004) A new species of Alpheus from the tropical eastern Atlantic (Crustacea: Decapoda: Alpheidae). Annalen des Naturhistorischen Museums in Wien, 105 B, 47 - 58." type="journal article" year="2004">Anker & Dworschak, 2004</bibRefCitation>
|
||
). Finally, the western Atlantic species, as well as both eastern Pacific species (see below) differ from the Indo-West Pacific
|
||
<taxonomicName id="4C27AAD3FFF0FF843363FC80FB59A815" box="[1047,1183,792,817]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="barbatus">
|
||
<emphasis id="B9530D42FFF0FF843363FC80FB59A815" box="[1047,1183,792,817]" italics="true" pageId="11" pageNumber="12">A. barbatus</emphasis>
|
||
</taxonomicName>
|
||
in several characters, e.g., by the proportions of the major chela, the less dense setal brushes on the fingers of the minor chela, and the much more elongate and narrower scaphocerite (cf.
|
||
<bibRefCitation id="EFB6ACA1FFF0FF843450FCF0FBF9A8A6" author="Banner" box="[804,1087,872,898]" pageId="11" pageNumber="22" refString="Banner, D. M. & Banner, A. H. (1982) The alpheid shrimp of Australia, part III: the remaining alpheids, principally the genus Alpheus, and the family Ogyrididae. Records of the Australian Museum, 34, 1 - 357." type="journal article" year="1982">Banner & Banner, 1982</bibRefCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8B98D150FFF0FF8437B1FC08FE5DAE1E" blockId="11.[151,1437,151,1378]" pageId="11" pageNumber="12">
|
||
The color pattern of
|
||
<taxonomicName id="4C27AAD3FFF0FF8436C9FC08FD4FA88D" box="[445,649,912,937]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF8436C9FC08FD4FA88D" box="[445,649,912,937]" italics="true" pageId="11" pageNumber="12">A. christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF8435E6FC17FD10A88D" box="[658,726,911,937]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF8435E6FC17FD10A88D" bold="true" box="[658,726,911,937]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
appears to be nearly identical to that of
|
||
<taxonomicName id="4C27AAD3FFF0FF8433CAFC08FAF5A88D" box="[1214,1331,912,937]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="aequus">
|
||
<emphasis id="B9530D42FFF0FF8433CAFC08FAF5A88D" box="[1214,1331,912,937]" italics="true" pageId="11" pageNumber="12">A. aequus</emphasis>
|
||
</taxonomicName>
|
||
(cf.
|
||
<figureCitation id="131CCDD5FFF0FF843219FC08FF73A8F6" captionStart="FIGURE 11" captionStartId="18.[151,255,1495,1519]" captionTargetBox="[151,1434,434,1471]" captionTargetId="figure@18.[151,1436,434,1471]" captionTargetPageId="18" captionText="FIGURE 11. Color patterns in life. Alpheus christofferseni n. sp., male from Bocas del Toro, Panama (USNM 1100667) (a – c): a, b, dorsal view (note partly faded chromatopores in a); c, same, lateral view. Alpheus naos n. sp., male holotype from Punta Culebra, Isla Naos, Panama (USNM 1100668) (d, e): d, dorsal view; e, lateral view. Alpheus aequus Kim & Abele, 1988, female from Coibita, Coiba Marine National Park, Panama (MNHN-Na 16389) (f): dorsal view." httpUri="https://zenodo.org/record/179301/files/figure.png" pageId="11" pageNumber="12">Fig. 11</figureCitation>
|
||
), and (although less intense) is also similar to the color pattern of
|
||
<taxonomicName id="4C27AAD3FFF0FF843494FC20FBFDA8F5" box="[992,1083,952,977]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="naos" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF843494FC20FBFDA8F5" box="[992,1083,952,977]" italics="true" pageId="11" pageNumber="12">A. naos</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF843331FC2FFB4CA8F5" box="[1093,1162,951,977]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF843331FC2FFB4CA8F5" bold="true" box="[1093,1162,951,977]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
(see below). The only noticeable differences between
|
||
<taxonomicName id="4C27AAD3FFF0FF843579FC78FD1EA8DD" box="[525,728,992,1017]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF843579FC78FD1EA8DD" box="[525,728,992,1017]" italics="true" pageId="11" pageNumber="12">A. christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF843595FC47FCE3A8DD" box="[737,805,991,1017]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF843595FC47FCE3A8DD" bold="true" box="[737,805,991,1017]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
and
|
||
<taxonomicName id="4C27AAD3FFF0FF843414FC78FC7FA8DD" box="[864,953,992,1017]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="naos" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF843414FC78FC7FA8DD" box="[864,953,992,1017]" italics="true" pageId="11" pageNumber="12">A. naos</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF8434B6FC47FBC3A8DD" box="[962,1029,991,1017]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF8434B6FC47FBC3A8DD" bold="true" box="[962,1029,991,1017]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
is that the posterior dorsal half of the carapace of
|
||
<taxonomicName id="4C27AAD3FFF0FF843620FB90FDE6AF05" box="[340,544,1032,1057]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF843620FB90FDE6AF05" box="[340,544,1032,1057]" italics="true" pageId="11" pageNumber="12">A. christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF84355DFB9FFDABAF05" box="[553,621,1031,1057]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF84355DFB9FFDABAF05" bold="true" box="[553,621,1031,1057]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
is covered with small reddish chromatophores (
|
||
<figureCitation id="131CCDD5FFF0FF8433DEFB90FB39AF06" box="[1194,1279,1032,1058]" captionStart="FIGURE 11" captionStartId="18.[151,255,1495,1519]" captionTargetBox="[151,1434,434,1471]" captionTargetId="figure@18.[151,1436,434,1471]" captionTargetPageId="18" captionText="FIGURE 11. Color patterns in life. Alpheus christofferseni n. sp., male from Bocas del Toro, Panama (USNM 1100667) (a – c): a, b, dorsal view (note partly faded chromatopores in a); c, same, lateral view. Alpheus naos n. sp., male holotype from Punta Culebra, Isla Naos, Panama (USNM 1100668) (d, e): d, dorsal view; e, lateral view. Alpheus aequus Kim & Abele, 1988, female from Coibita, Coiba Marine National Park, Panama (MNHN-Na 16389) (f): dorsal view." httpUri="https://zenodo.org/record/179301/files/figure.png" pageId="11" pageNumber="12">Fig. 11</figureCitation>
|
||
b), which are absent in
|
||
<taxonomicName id="4C27AAD3FFF0FF843673FBA8FE98AF6D" box="[263,350,1072,1097]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="naos" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF843673FBA8FE98AF6D" box="[263,350,1072,1097]" italics="true" pageId="11" pageNumber="12">A. naos</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF843612FBB7FE6EAF6D" box="[358,424,1071,1097]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF843612FBB7FE6EAF6D" bold="true" box="[358,424,1071,1097]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
(
|
||
<figureCitation id="131CCDD5FFF0FF8436CCFBA8FDCAAF6E" box="[440,524,1072,1098]" captionStart="FIGURE 11" captionStartId="18.[151,255,1495,1519]" captionTargetBox="[151,1434,434,1471]" captionTargetId="figure@18.[151,1436,434,1471]" captionTargetPageId="18" captionText="FIGURE 11. Color patterns in life. Alpheus christofferseni n. sp., male from Bocas del Toro, Panama (USNM 1100667) (a – c): a, b, dorsal view (note partly faded chromatopores in a); c, same, lateral view. Alpheus naos n. sp., male holotype from Punta Culebra, Isla Naos, Panama (USNM 1100668) (d, e): d, dorsal view; e, lateral view. Alpheus aequus Kim & Abele, 1988, female from Coibita, Coiba Marine National Park, Panama (MNHN-Na 16389) (f): dorsal view." httpUri="https://zenodo.org/record/179301/files/figure.png" pageId="11" pageNumber="12">Fig. 11</figureCitation>
|
||
d). However, in both
|
||
<taxonomicName id="4C27AAD3FFF0FF843470FBA8FC08AF6D" box="[772,974,1072,1097]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="christofferseni" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF843470FBA8FC08AF6D" box="[772,974,1072,1097]" italics="true" pageId="11" pageNumber="12">A. christofferseni</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF8434A1FBB7FBD1AF6D" box="[981,1047,1071,1097]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF8434A1FBB7FBD1AF6D" bold="true" box="[981,1047,1071,1097]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
and
|
||
<taxonomicName id="4C27AAD3FFF0FF843324FBA8FB6EAF6D" box="[1104,1192,1072,1097]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="naos" status="sp. nov.">
|
||
<emphasis id="B9530D42FFF0FF843324FBA8FB6EAF6D" box="[1104,1192,1072,1097]" italics="true" pageId="11" pageNumber="12">A. naos</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260B039FFF0FF8433DBFBB7FB37AF6D" box="[1199,1265,1071,1097]" pageId="11" pageNumber="12" rank="species">
|
||
<emphasis id="B9530D42FFF0FF8433DBFBB7FB37AF6D" bold="true" box="[1199,1265,1071,1097]" pageId="11" pageNumber="12">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
, the red bands may increase in intensity or fade away (almost disappearing completely, cf.
|
||
<figureCitation id="131CCDD5FFF0FF843359FBC0FB4BAF56" box="[1069,1165,1112,1138]" captionStart="FIGURE 11" captionStartId="18.[151,255,1495,1519]" captionTargetBox="[151,1434,434,1471]" captionTargetId="figure@18.[151,1436,434,1471]" captionTargetPageId="18" captionText="FIGURE 11. Color patterns in life. Alpheus christofferseni n. sp., male from Bocas del Toro, Panama (USNM 1100667) (a – c): a, b, dorsal view (note partly faded chromatopores in a); c, same, lateral view. Alpheus naos n. sp., male holotype from Punta Culebra, Isla Naos, Panama (USNM 1100668) (d, e): d, dorsal view; e, lateral view. Alpheus aequus Kim & Abele, 1988, female from Coibita, Coiba Marine National Park, Panama (MNHN-Na 16389) (f): dorsal view." httpUri="https://zenodo.org/record/179301/files/figure.png" pageId="11" pageNumber="12">Figs. 11</figureCitation>
|
||
a, b) depending on the shrimp’s condition, which may be affected by stress, exposure to light, etc.
|
||
<bibRefCitation id="EFB6ACA1FFF0FF843370FB18FB7FAFBE" author="Nomura" box="[1028,1209,1152,1178]" pageId="11" pageNumber="23" refString="Nomura, K. (2000) Host and color variation of Alpheus barbatus Coutiere (Crustacea, Alpheidae) in Japan. Biological Magazine of Okinawa, 38, 59 - 64." type="journal article" year="2000">Nomura (2000)</bibRefCitation>
|
||
attributed a similar color variation in
|
||
<taxonomicName id="4C27AAD3FFF0FF84361CFB30FE36AFE5" box="[360,496,1192,1217]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="barbatus">
|
||
<emphasis id="B9530D42FFF0FF84361CFB30FE36AFE5" box="[360,496,1192,1217]" italics="true" pageId="11" pageNumber="12">A. barbatus</emphasis>
|
||
</taxonomicName>
|
||
to “the brightness of the day and night”. However, the color variation in
|
||
<taxonomicName id="4C27AAD3FFF0FF84323DFB30FF11AFCD" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="barbatus">
|
||
<emphasis id="B9530D42FFF0FF84323DFB30FF11AFCD" italics="true" pageId="11" pageNumber="12">A. barbatus</emphasis>
|
||
</taxonomicName>
|
||
is more pronounced, especially on the major chela (cf.
|
||
<bibRefCitation id="EFB6ACA1FFF0FF843413FB48FBD3AFCE" author="Nomura" box="[871,1045,1232,1258]" pageId="11" pageNumber="23" refString="Nomura, K. (2000) Host and color variation of Alpheus barbatus Coutiere (Crustacea, Alpheidae) in Japan. Biological Magazine of Okinawa, 38, 59 - 64." type="journal article" year="2000">Nomura, 2000</bibRefCitation>
|
||
, fig. 1B, F). Both color and morphological variation in
|
||
<taxonomicName id="4C27AAD3FFF0FF8436D8FB60FDF1AE35" box="[428,567,1272,1297]" class="Malacostraca" family="Alpheidae" genus="Alpheus" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="12" phylum="Arthropoda" rank="species" species="barbatus">
|
||
<emphasis id="B9530D42FFF0FF8436D8FB60FDF1AE35" box="[428,567,1272,1297]" italics="true" pageId="11" pageNumber="12">A. barbatus</emphasis>
|
||
</taxonomicName>
|
||
suggest presence of at least two cryptic species in the Indo-West Pacific (A. Anker, pers. obs.).
|
||
</paragraph>
|
||
<paragraph id="8B98D150FFF0FF8437B2FADFFA5AAE46" blockId="11.[151,1437,151,1378]" box="[198,1436,1351,1378]" pageId="11" pageNumber="12">
|
||
<emphasis id="B9530D42FFF0FF8437B2FADFFE60AE45" bold="true" box="[198,422,1351,1377]" pageId="11" pageNumber="12">GenBank number</emphasis>
|
||
.
|
||
<accessionNumber id="94744CB3FFF0FF8436C0FAD0FDE8AE46" box="[436,558,1352,1378]" httpUri="https://www.ebi.ac.uk/ena/browser/api/embl/EF092273" pageId="11" pageNumber="12">
|
||
EF
|
||
<date id="FF99F790FFF0FF8436A2FAD0FDE8AE46" box="[470,558,1352,1378]" pageId="11" pageNumber="12" value="73-09-22">092273</date>
|
||
</accessionNumber>
|
||
(fcn AA-AC-41, MNRJ 17926);
|
||
<accessionNumber id="94744CB3FFF0FF8434C7FAD0FBEBAE46" box="[947,1069,1352,1378]" httpUri="https://www.ebi.ac.uk/ena/browser/api/embl/EF092274" pageId="11" pageNumber="12">
|
||
EF
|
||
<date id="FF99F790FFF0FF8434A1FAD0FBEBAE46" box="[981,1069,1352,1378]" pageId="11" pageNumber="12" value="74-09-22">092274</date>
|
||
</accessionNumber>
|
||
(fcn 05-019, USNM 1100667).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |