257 lines
31 KiB
XML
257 lines
31 KiB
XML
<document id="85D91762861D9F57B387934A33D0F73C" ID-DOI="10.5281/zenodo.175510" ID-GBIF-Dataset="4ae2305a-3dcf-4eb8-b9a6-6e60ecef2736" ID-ISSN="1175-5326" ID-Zenodo-Dep="175510" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1459811728551" checkinUser="plazi" docAuthor="Soto, Luis A. & Corona, Adriana" docDate="2007" docId="192C87A8FFBDFF9CFF4F62506579FE06" docLanguage="en" docName="zt01406p039.pdf" docOrigin="Zootaxa 1406" docStyle="DocumentStyle:6581673A57F01A3145754A1E615EDFF0.4:Zootaxa.2007-2008.journal_article" docStyleId="6581673A57F01A3145754A1E615EDFF0" docStyleName="Zootaxa.2007-2008.journal_article" docStyleVersion="4" docTitle="Gammaropsis (Podoceropsis) grasslei Soto & Corona, 2007, new species" docType="treatment" docVersion="8" lastPageNumber="38" masterDocId="E515FFD0FFBCFF99FFD8617A6672FFA4" masterDocTitle="Gammaropsis (Podoceropsis) grasslei (Amphipoda: Photidae) a new species of commensal amphipod of the deep-water lithodid Neolithodes diomedeae from the Guaymas Basin, Gulf of California" masterLastPageNumber="39" masterPageNumber="33" pageNumber="34" updateTime="1698221054566" updateUser="plazi">
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<mods:title id="DB58E6A7E50FEA5B7EE899BCF3884775">Gammaropsis (Podoceropsis) grasslei (Amphipoda: Photidae) a new species of commensal amphipod of the deep-water lithodid Neolithodes diomedeae from the Guaymas Basin, Gulf of California</mods:title>
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<mods:name id="71D45A5450B05383BF5AE0F3FD50753B" type="personal">
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<mods:roleTerm id="DF62FA3D231CC91B673BD97449295733">Author</mods:roleTerm>
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<mods:namePart id="9C5342F77CCA5F29FCC2AA2AE9D809F7">Soto, Luis A.</mods:namePart>
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<mods:roleTerm id="9D2E2A179F1F1CE850BEB46602D9DBA5">Author</mods:roleTerm>
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<mods:namePart id="3074AEAD662E7D33BA578DDA4ED2E0F7">Corona, Adriana</mods:namePart>
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<mods:typeOfResource id="DBB4CFF520FC61EE21FD3D4D5DD90441">text</mods:typeOfResource>
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<mods:title id="C78A0FA04E3D146D0ABEBA8D8C2C7E13">Zootaxa</mods:title>
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<mods:part id="DBBA143AEAB75EAAD16C5695953A44D8">
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<mods:date id="D31B555B6D09C28C18F572017ACBEDD5">2007</mods:date>
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<mods:number id="27C2EE09ABB9ED900820DD13E43040D5">1406</mods:number>
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<mods:identifier id="A10357E3F5A89DE59C44240D331FFCFF" type="DOI">10.5281/zenodo.175510</mods:identifier>
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<mods:identifier id="655D28B0259A6A5EB2A1D30133C5E3D2" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="D42F8BFD7E411016C3B538D2CFA23791" type="Zenodo-Dep">175510</mods:identifier>
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<treatment id="192C87A8FFBDFF9CFF4F62506579FE06" ID-DOI="http://doi.org/10.5281/zenodo.6240839" ID-GBIF-Taxon="119353998" ID-Zenodo-Dep="6240839" LSID="urn:lsid:plazi:treatment:192C87A8FFBDFF9CFF4F62506579FE06" httpUri="http://treatment.plazi.org/id/192C87A8FFBDFF9CFF4F62506579FE06" lastPageId="5" lastPageNumber="38" pageId="1" pageNumber="34">
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<subSubSection id="D99F6535FFBDFF98FF4F62506776FCC3" pageId="1" pageNumber="34" type="nomenclature">
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<paragraph id="913A36BEFFBDFF98FF4F62506486FCE0" blockId="1.[151,756,810,871]" box="[151,756,810,836]" pageId="1" pageNumber="34">
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<heading id="CA7281D2FFBDFF98FF4F62506486FCE0" bold="true" box="[151,756,810,836]" fontSize="11" level="1" pageId="1" pageNumber="34" reason="1">
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<emphasis id="A3F1EAACFFBDFF98FF4F62506486FCE0" bold="true" box="[151,756,810,836]" pageId="1" pageNumber="34">
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<taxonomicName id="56854D3DFFBDFF98FF4F6250642FFCE0" box="[151,605,810,836]" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="1" pageNumber="34" phylum="Arthropoda" rank="species" species="grasslei" status="sp. nov." subGenus="Podoceropsis">
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<emphasis id="A3F1EAACFFBDFF98FF4F6250642FFCE0" bold="true" box="[151,605,810,836]" italics="true" pageId="1" pageNumber="34">Gammaropsis (Podoceropsis) grasslei</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="B8C257D7FFBDFF98FDBC62506486FCE0" box="[612,756,810,836]" pageId="1" pageNumber="34" rank="species">new species</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="913A36BEFFBDFF98FF4F62376776FCC3" blockId="1.[151,756,810,871]" box="[151,260,845,871]" pageId="1" pageNumber="34">Figs. 1–4</paragraph>
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</subSubSection>
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<subSubSection id="D99F6535FFBDFF9DFF4F62E762A4FD0C" lastPageId="4" lastPageNumber="37" pageId="1" pageNumber="34" type="materials_examined">
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<paragraph id="913A36BEFFBDFF98FF4F62E765D1FC7B" blockId="1.[151,1437,925,1994]" pageId="1" pageNumber="34">
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Material examined.
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<typeStatus id="4E3E881CFFBDFF98FE5E62E7678AFC13" box="[390,504,925,951]" pageId="1" pageNumber="34" type="holotype">Holotype</typeStatus>
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: one male specimen deposited in the Crustacean Collection of the Institute of Biology,
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<collectionCode id="F794AE7BFFBDFF98FEDA62BF672EFC7B" box="[258,348,965,991]" httpUri="http://grbio.org/cool/10ei-x9nj" name="Universidad Nacional Autonoma de Mexico" pageId="1" pageNumber="34">UNAM</collectionCode>
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cat. no.CNCR-24664,
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<collectionCode id="F794AE7BFFBDFF98FDB262BF6567FC7B" box="[618,789,965,991]" pageId="1" pageNumber="34">DSRV ALVIN</collectionCode>
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3207-(2)-7.
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</paragraph>
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<paragraph id="913A36BEFFBDFF98FF4F629767EFFB8B" blockId="1.[151,1437,925,1994]" pageId="1" pageNumber="34">
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Allotype:
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<collectionCode id="F794AE7BFFBDFF98FEC8629767CDFBA3" box="[272,447,1005,1031]" pageId="1" pageNumber="34">DSRV ALVIN</collectionCode>
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3207 (2) 9. Specimens sent to the
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<collectingCountry id="E992762EFFBDFF98FCB5629765D3FBA3" box="[877,929,1005,1031]" name="United States of America" pageId="1" pageNumber="34">U.S.</collectingCountry>
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Museum of Natural History, Smithsonian Institution Wash. D.C.
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</paragraph>
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<paragraph id="913A36BEFFBDFF98FF1E65476598FB03" blockId="1.[151,1437,925,1994]" pageId="1" pageNumber="34">
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<typeStatus id="4E3E881CFFBDFF98FF1E65476772FBF3" box="[198,256,1085,1111]" pageId="1" pageNumber="34">Type</typeStatus>
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locality. Guaymas Basin, Gulf of California,
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<geoCoordinate id="F4B15079FFBDFF98FCCB654765C0FBF3" box="[787,946,1085,1111]" direction="north" orientation="latitude" pageId="1" pageNumber="34" precision="1" value="27.011316">27° 00.679’N</geoCoordinate>
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<geoCoordinate id="F4B15079FFBDFF98FC6165476219FBF3" box="[953,1131,1085,1111]" direction="west" orientation="longitude" pageId="1" pageNumber="34" precision="1" value="-111.40688">111° 24.413’W</geoCoordinate>
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at a depth between
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<quantity id="567D9B5BFFBDFF98FA8B65476682FBDB" metricMagnitude="3" metricUnit="m" metricValue="2.05" metricValueMax="2.1" metricValueMin="2.0" pageId="1" pageNumber="34" unit="m" value="2050.0" valueMax="2100.0" valueMin="2000.0">2000– 2100 m</quantity>
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near the site known as Rebeccas’s Roost,
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<collectionCode id="F794AE7BFFBDFF98FD39651F65FCFBDB" box="[737,910,1125,1151]" pageId="1" pageNumber="34">DSRV ALVIN</collectionCode>
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dive 3208. Six amphipod epibionts obtained from the lithodid crab
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<taxonomicName id="56854D3DFFBDFF98FE4665F764C3FB02" box="[414,689,1165,1190]" class="Malacostraca" family="Lithodidae" genus="Neolithodes" kingdom="Animalia" order="Decapoda" pageId="1" pageNumber="34" phylum="Arthropoda" rank="species" species="diomedeae">
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<emphasis id="A3F1EAACFFBDFF98FE4665F764C3FB02" box="[414,689,1165,1190]" italics="true" pageId="1" pageNumber="34">Neolithodes diomedeae</emphasis>
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</taxonomicName>
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collected on
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<date id="E53B107EFFBDFF98FC9665F76594FB03" box="[846,998,1165,1191]" pageId="1" pageNumber="34" value="1998-05-01">May 1, 1998</date>
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.
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</paragraph>
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<paragraph id="913A36BEFFBDFF98FF4F65CF67EAFAE3" blockId="1.[151,1437,925,1994]" pageId="1" pageNumber="34">Diagnosis- Head without rostrum, ocular lobes pointed, eyes not distinctly present. Antennae subequal and slender, shorter than half body length, a longer palm in the second gnathopod of male and dense ornamentation in maxillas. Telson entire and fleshy, with a group of annulate setae and spines on both posterolateral inner borders (Fig. 1).</paragraph>
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<paragraph id="913A36BEFFBDFF98FF1E642D6433FA66" blockId="1.[151,1437,925,1994]" pageId="1" pageNumber="34">
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Description. ɗ
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<quantity id="567D9B5BFFBDFF98FE58642D6792FAD5" box="[384,480,1367,1393]" metricMagnitude="-3" metricUnit="m" metricValue="9.7" pageId="1" pageNumber="34" unit="mm" value="9.7">9.7 mm</quantity>
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. Head without rostrum, ocular lobes pointed, eye bright white diffuse in lateral lobes mass pigment observed on fresh specimens under light microscope, in preserved organisms, eye mass under cephalic cuticle seems absent.
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</paragraph>
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<paragraph id="913A36BEFFBDFF98FF1E64AA620AF9C6" blockId="1.[151,1437,925,1994]" pageId="1" pageNumber="34">Antenna1, peduncle longer than flagellum, article 1 shorter than 2 and 3, posterior margin setose bearing bundles of aesthetascs at article joints, accessory flagellum scale-like. Flagellum, 13 articulate. Antenna 2 nearly equal to antenna 1, peduncle longer that its flagellum, article 3 shorter that 4 and 5, posterior margin of antenna 2 less setose than that of antenna 1, calceoli absent. Flagellum, 11 articulate.</paragraph>
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<paragraph id="913A36BEFFBDFF98FF1E670A65CEF97E" blockId="1.[151,1437,925,1994]" pageId="1" pageNumber="34">Mandibles normal, molar and raker spines conical, accessory plumose setae, palp moderately stout, three articulate, article 3 clavate, ventral margin setose, setae plumose. Rigth mandible with a molar flake represented by three strong serrate setae and a few plumose setae (Fig. 2).</paragraph>
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<paragraph id="913A36BEFFBDFF98FF1E679267FFF88E" blockId="1.[151,1437,925,1994]" pageId="1" pageNumber="34">Lower lip shoulders well developed and with small setae, inner lobes evident with setae, mandibular process pointed (Fig. 2).</paragraph>
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<paragraph id="913A36BEFFBDFF98FF1E66426309F86E" blockId="1.[151,1437,925,1994]" pageId="1" pageNumber="34">Maxilla 1 palp two articulate, second article rounded with strong apical spines; outer plate quadrate with nine spines, inner plate triangular, with one apical spine and one long plumose seta plus cluster of additional setae. Maxilla 2 outer plate broader than inner plate. Outer plate bearing slightly longer plumose setae on its apical border. Inner plate with a facial row of 13 annulate setae without setules along its distal end (Fig. 2).</paragraph>
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<paragraph id="913A36BEFFBEFF9BFF4F65FB6594FB1B" blockId="2.[151,1437,1151,1215]" pageId="2" pageNumber="35">
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<emphasis id="A3F1EAACFFBEFF9BFF4F65FB6776FB3D" bold="true" box="[151,260,1153,1177]" pageId="2" pageNumber="35">F 1.</emphasis>
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<emphasis id="A3F1EAACFFBEFF9BFED465F864F9FB3D" box="[268,651,1154,1177]" italics="true" pageId="2" pageNumber="35">
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Gamaropsis
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<taxonomicName id="56854D3DFFBEFF9BFE4865F864F9FB3D" authority="Soto & Corona" authorityName="Soto & Corona" box="[400,651,1154,1177]" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="2" pageNumber="35" phylum="Arthropoda" rank="species" species="grasslei" status="sp. nov." subGenus="Podoceropsis">(Podoceropsis) grasslei</taxonomicName>
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</emphasis>
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Soto & Corona
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<taxonomicNameLabel id="B8C257D7FFBEFF9BFCE565FB65F0FB3D" box="[829,898,1153,1177]" pageId="2" pageNumber="35" rank="species">
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<emphasis id="A3F1EAACFFBEFF9BFCE565FB65F0FB3D" bold="true" box="[829,898,1153,1177]" pageId="2" pageNumber="35">n. sp.</emphasis>
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</taxonomicNameLabel>
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(ɗ),
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<quantity id="567D9B5BFFBEFF9BFC6465FB6263FB3C" box="[956,1041,1153,1176]" metricMagnitude="-3" metricUnit="m" metricValue="9.7" pageId="2" pageNumber="35" unit="mm" value="9.7">9.7 mm</quantity>
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, Guaymas Basin, Gulf of California. Lateral view of entire body. Mouth parts and gills not shown. Scale bar =
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<quantity id="567D9B5BFFBEFF9BFC7165D26594FB1B" box="[937,998,1192,1215]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="2" pageNumber="35" unit="mm" value="1.0">1 mm</quantity>
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</paragraph>
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<paragraph id="913A36BEFFBEFF9BFF1E658F6684FA23" blockId="2.[151,1437,1269,2015]" pageId="2" pageNumber="35">Maxilliped palp with 4 articles, articles 2–4 with long annulate setae (some with setules) mostly distributed along inner margin, article 2 longest, dactyl normal. Outer plate with a series of strong marginal spines progressively diminishing in size towards inner end, inner plate with marginal setae and 3–7 apical spines (Fig. 2).</paragraph>
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<paragraph id="913A36BEFFBEFF9BFF1E64EF6454FA5B" blockId="2.[151,1437,1269,2015]" pageId="2" pageNumber="35">Coxal plates normally overlapping, of medium length, rounded and uniform, coxa 1 small in contrast with coxa 2–4, coxa 4 excavate posteriorly, coxa 5 bilobed, coxae 6–7 smaller than anterior coxae. Oostegites not conspicuous in female specimens.</paragraph>
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<paragraph id="913A36BEFFBEFF9BFF1E67776488F963" blockId="2.[151,1437,1269,2015]" pageId="2" pageNumber="35">Gnathopod 1 subchelate, posterior margin setose, article 2 of male gnathopod not dilated, article 6 shorter than 5, inner margin of dactyl serrated. Gnathopod 2 subchelate, weakly setose, enlarged and stronger than gnathopod 1, coxal plate large and oval, article 2 with antero distal border weakly dilated, article 6 much longer than 5, palm long with a distal platform and a small finger, its inner border finely serrated; dactyl long, inner margin bearing a row of small spines (Fig. 3).</paragraph>
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<paragraph id="913A36BEFFBEFF9BFF1E67AF624BF87B" blockId="2.[151,1437,1269,2015]" pageId="2" pageNumber="35">Pereopods 3–4 normal, smaller that gnathopods, slender. Setation is sparse along lateral margins but denser at the points of articulations; 2 article narrow, slightly longer than article 4, borders straight; article 4 weakly dilated, 5 article small and laterally compressed; articles 5 and 6 no longer than 4, dactyls short, sharp curved backwards. Pereopods 5–7, pereopod 5 shorter than 6–7, posterior margin of basis bilobed, anterior margin with two spines, dactyl turned backwards to facilitate attachment to host setae; pereopods 6–7 similar with basis expanded, outer surface weakly setose and slightly concave, lateral margins of article 4 straight, distally expanding, shorter than articles 5 and 6; dactyls sharp curved forwards.</paragraph>
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<paragraph id="913A36BEFFBFFF9AFF4F65C462E7FB58" blockId="3.[151,1435,1214,1276]" pageId="3" pageNumber="36">
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<emphasis id="A3F1EAACFFBFFF9AFF4F65C46776FB72" bold="true" box="[151,260,1214,1238]" pageId="3" pageNumber="36">F 2.</emphasis>
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<emphasis id="A3F1EAACFFBFFF9AFED365C464FAFB71" box="[267,648,1214,1237]" italics="true" pageId="3" pageNumber="36">
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Gamaropsis
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<taxonomicName id="56854D3DFFBFFF9AFE5665C464FAFB71" authority="Soto & Corona" authorityName="Soto & Corona" box="[398,648,1214,1237]" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="3" pageNumber="36" phylum="Arthropoda" rank="species" species="grasslei" status="sp. nov." subGenus="Podoceropsis">(Podoceropsis) grasslei</taxonomicName>
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</emphasis>
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Soto & Corona
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<taxonomicNameLabel id="B8C257D7FFBFFF9AFCEE65C4650BFB71" box="[822,889,1214,1238]" pageId="3" pageNumber="36" rank="species">
|
||
<emphasis id="A3F1EAACFFBFFF9AFCEE65C46503FB72" bold="true" box="[822,881,1214,1238]" pageId="3" pageNumber="36">n. sp</emphasis>
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.
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</taxonomicNameLabel>
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Mouth parts. Labrum (L). Left (LFT Md) and right (RT Md) Mandibles. Maxilla 1 (
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<collectingCountry id="E992762EFFBFFF9AFE36659F6467FB58" box="[494,533,1253,1276]" name="Mexico" pageId="3" pageNumber="36">Mx</collectingCountry>
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1), Maxilla 2 (
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<collectingCountry id="E992762EFFBFFF9AFD6C659F64A8FB58" box="[692,730,1253,1276]" name="Mexico" pageId="3" pageNumber="36">Mx</collectingCountry>
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2), Maxilliped (Mxpd). Scale bar =
|
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<quantity id="567D9B5BFFBFFF9AFB86659F62E7FB58" box="[1118,1173,1253,1276]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="3" pageNumber="36" unit="mm" value="1.0">1mm</quantity>
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||
</paragraph>
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||
<paragraph id="913A36BEFFBFFF9AFF1E64496225FA39" blockId="3.[151,1436,1331,1997]" pageId="3" pageNumber="36">Epimeral plates, dorsal margin of pleonites 1–3 scarcely bicarinate, posterior margin weakly setose; epimeral plate 1 half-size plates 2 and 3, its distal end acuminate; epimeral plates 2–3 lateral margins slightly sinuous and distal ends amply rounded, epimeral plate 2 overlapping plate 3 (Fig. 4).</paragraph>
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<paragraph id="913A36BEFFBFFF9AFF1E64D1670DFA49" blockId="3.[151,1436,1331,1997]" pageId="3" pageNumber="36">Pleopods 1–3 normal, peduncle 1 and 2 subequal, 3 shorter; retinaculae absent; both rami fringed with long plumose setae.</paragraph>
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<paragraph id="913A36BEFFBFFF9AFF1E64816466F929" blockId="3.[151,1436,1331,1997]" pageId="3" pageNumber="36">Urosome: urosomite 1 scarcely bicarinate, urosomites 2–3 smooth, urosomite 2 with one pair of setae on mid-dorsal distal margin. Uropod 1 normal, stout biramous, peduncle longer than ramus, with an inter-ramal spine, ramus subequal. Uropod 2 normal, stout, biramous, peduncle subequal to inner ramus, which is slightly longer than outer ramus (Fig. 4).</paragraph>
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<paragraph id="913A36BEFFBFFF9AFF1E67E1653CF8A1" blockId="3.[151,1436,1331,1997]" pageId="3" pageNumber="36">Uropod 3 normal, stout, biramous, peduncle subequal to outer ramus, inner ramus shorter than outer ramus, inner ramus with three marginal spines and one terminal spine, outer ramus with two spines on midlength and two terminal spines and plumose long setae.</paragraph>
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<paragraph id="913A36BEFFBFFF9AFF1E66696531F8F1" blockId="3.[151,1436,1331,1997]" pageId="3" pageNumber="36">Telson fleshy and entire, apically pointed bearing a dorso-lateral facial group of four long annulate setae and small 4–5 small rounded spine-like structures (Fig. 4).</paragraph>
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<paragraph id="913A36BEFFBFFF9AFF1E6619648AF869" blockId="3.[151,1436,1331,1997]" pageId="3" pageNumber="36">
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Female. Smaller than male, body and appendages less setose. Gnathopods small, gnathopod 2 larger than 1, subchelate, article 6 nearly
|
||
<date id="E53B107EFFBFFF9AFE2366F1646AF801" box="[507,536,1931,1957]" pageId="3" pageNumber="36">2x</date>
|
||
longer than 5; article 5 triangular in shape, palm without platform or finger but indented, dactyl half the length of palm (Fig. 3).
|
||
</paragraph>
|
||
<paragraph id="913A36BEFFB8FF9DFF4F63EB62A4FD0C" blockId="4.[151,1238,655,681]" box="[151,1238,655,681]" pageId="4" pageNumber="37">
|
||
<emphasis id="A3F1EAACFFB8FF9DFF4F63EB6776FD0D" bold="true" box="[151,260,657,681]" pageId="4" pageNumber="37">F 3.</emphasis>
|
||
<emphasis id="A3F1EAACFFB8FF9DFED363EB64FBFD0C" box="[267,649,657,680]" italics="true" pageId="4" pageNumber="37">
|
||
Gamaropsis
|
||
<taxonomicName id="56854D3DFFB8FF9DFE5763EB64FBFD0C" authority="Soto & Corona" authorityName="Soto & Corona" box="[399,649,657,680]" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="4" pageNumber="37" phylum="Arthropoda" rank="species" species="grasslei" status="sp. nov." subGenus="Podoceropsis">(Podoceropsis) grasslei</taxonomicName>
|
||
</emphasis>
|
||
Soto & Corona
|
||
<taxonomicNameLabel id="B8C257D7FFB8FF9DFCE063EB6509FD0D" box="[824,891,657,681]" pageId="4" pageNumber="37" rank="species">
|
||
<emphasis id="A3F1EAACFFB8FF9DFCE063EB6509FD0D" bold="true" box="[824,891,657,681]" pageId="4" pageNumber="37">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
Gnathopods 1–2 (G 1–2 ɗ Ψ).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="D99F6535FFB8FF9CFF4F645D6579FE06" lastPageId="5" lastPageNumber="38" pageId="4" pageNumber="37" type="description">
|
||
<paragraph id="913A36BEFFB8FF9DFF4F645D6726FAC5" blockId="4.[151,1436,1319,1377]" pageId="4" pageNumber="37">
|
||
<emphasis id="A3F1EAACFFB8FF9DFF4F645D6776FA9B" bold="true" box="[151,260,1319,1343]" pageId="4" pageNumber="37">F 4.</emphasis>
|
||
<emphasis id="A3F1EAACFFB8FF9DFED4645264F8FA9B" box="[268,650,1320,1343]" italics="true" pageId="4" pageNumber="37">
|
||
Gamaropsis
|
||
<taxonomicName id="56854D3DFFB8FF9DFE57645264F8FA9B" authority="Soto & Corona" authorityName="Soto & Corona" box="[399,650,1320,1343]" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="4" pageNumber="37" phylum="Arthropoda" rank="species" species="grasslei" status="sp. nov." subGenus="Podoceropsis">(Podoceropsis) grasslei</taxonomicName>
|
||
</emphasis>
|
||
Soto & Corona
|
||
<taxonomicNameLabel id="B8C257D7FFB8FF9DFCE2645D6505FA9A" box="[826,887,1319,1343]" pageId="4" pageNumber="37" rank="species">
|
||
<emphasis id="A3F1EAACFFB8FF9DFCE2645D6502FA9B" bold="true" box="[826,880,1319,1343]" pageId="4" pageNumber="37">n. sp</emphasis>
|
||
.
|
||
</taxonomicNameLabel>
|
||
Epimeral plates (Pl), Uropods 1–3 (U), Telson (T). Scale bar =
|
||
<quantity id="567D9B5BFFB8FF9DFECD6430673DFAC5" box="[277,335,1354,1377]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="4" pageNumber="37" unit="mm" value="1.0">1mm</quantity>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="913A36BEFFB8FF9DFF1E64EF6431FA5B" blockId="4.[151,1437,1429,2015]" pageId="4" pageNumber="37">Etymology. The new species is named to honor J.F. Grassle, pioneer scientist in the ecological study of deep hydrothermal systems. He laid the foundation and promoted the interdisciplinary exploration of Guaymas Basin, in the Gulf of California.</paragraph>
|
||
<paragraph id="913A36BEFFB8FF9DFF1E677762E9F9D3" blockId="4.[151,1437,1429,2015]" pageId="4" pageNumber="37">
|
||
Habitat. The deep-sea hydrothermal system located in the Southern Trough of the Guaymas Basin 27° N,
|
||
<geoCoordinate id="F4B15079FFB8FF9DFF4F674F6775F9EB" box="[151,263,1589,1615]" direction="west" orientation="longitude" pageId="4" pageNumber="37" precision="5555" value="-111.5">111.5° W</geoCoordinate>
|
||
, located in the central portion of the Gulf of California. This unique sedimentary environment supports a complex deep-sea ecosystem essentially driven by sulfur-based chemosynthesis.
|
||
</paragraph>
|
||
<paragraph id="913A36BEFFB8FF9DFF1E67FF62FBF87B" blockId="4.[151,1437,1429,2015]" pageId="4" pageNumber="37">
|
||
Taxonomic commentary.
|
||
<taxonomicName id="56854D3DFFB8FF9DFE2A67FF65C7F93A" box="[498,949,1669,1694]" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="4" pageNumber="37" phylum="Arthropoda" rank="species" species="grasslei" subGenus="Podoceropsis">
|
||
<emphasis id="A3F1EAACFFB8FF9DFE2A67FF65C7F93A" box="[498,949,1669,1694]" italics="true" pageId="4" pageNumber="37">Gammaropsis (Podoceropsis) grasslei</emphasis>
|
||
</taxonomicName>
|
||
differs from other
|
||
<taxonomicName id="56854D3DFFB8FF9DFB4F67FF6349F93A" box="[1175,1339,1669,1694]" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="4" pageNumber="37" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="A3F1EAACFFB8FF9DFB4F67FF6349F93A" box="[1175,1339,1669,1694]" italics="true" pageId="4" pageNumber="37">Gammaropsis</emphasis>
|
||
</taxonomicName>
|
||
by having a longer palm in the male second gnathopod, a highly ornamented entired and fleshy telson, and densely ornamented maxillas. The new species exhibits white bright diffuse eyes while those of other members of the subgenus
|
||
<taxonomicName id="56854D3DFFB8FF9DFED56787641EF8B2" authority="(Podoceropsis)" baseAuthorityName="Podoceropsis" box="[269,620,1789,1814]" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="4" pageNumber="37" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="A3F1EAACFFB8FF9DFED56787641EF8B2" box="[269,620,1789,1814]" italics="true" pageId="4" pageNumber="37">Gammaropsis (Podoceropsis)</emphasis>
|
||
</taxonomicName>
|
||
are either faceted and unpigmented as is the case of
|
||
<taxonomicName id="56854D3DFFB8FF9DFB316787669EF89B" authority="Conlan" authorityName="Conlan" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="4" pageNumber="37" phylum="Arthropoda" rank="species" species="ocellata" subGenus="Podoceropsis">
|
||
<emphasis id="A3F1EAACFFB8FF9DFB31678763E9F8B2" box="[1257,1435,1789,1814]" italics="true" pageId="4" pageNumber="37">G. (P.) ocellata</emphasis>
|
||
Conlan
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="56854D3DFFB8FF9DFEFD665F641CF89B" authority="Chevreux" authorityName="Chevreux" box="[293,622,1829,1855]" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="4" pageNumber="37" phylum="Arthropoda" rank="species" species="angulosa" subGenus="Podoceropsis">
|
||
<emphasis id="A3F1EAACFFB8FF9DFEFD665F6793F89A" box="[293,481,1829,1854]" italics="true" pageId="4" pageNumber="37">G. (P.) angulosa</emphasis>
|
||
(Chevreux)
|
||
</taxonomicName>
|
||
or simply remain unpigmented as in
|
||
<taxonomicName id="56854D3DFFB8FF9DFBFD665F63E9F89B" authority="Stebbing. The" authorityName="Stebbing. The" box="[1061,1435,1829,1855]" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="4" pageNumber="37" phylum="Arthropoda" rank="species" species="kermadeci" subGenus="Podoceropsis">
|
||
<emphasis id="A3F1EAACFFB8FF9DFBFD665F6282F89A" box="[1061,1264,1829,1854]" italics="true" pageId="4" pageNumber="37">G. (P.) kermadeci</emphasis>
|
||
Stebbing. The
|
||
</taxonomicName>
|
||
body of
|
||
<taxonomicName id="56854D3DFFB8FF9DFF23663764CDF8C2" box="[251,703,1869,1894]" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="4" pageNumber="37" phylum="Arthropoda" rank="species" species="grasslei" subGenus="Podoceropsis">
|
||
<emphasis id="A3F1EAACFFB8FF9DFF23663764CDF8C2" box="[251,703,1869,1894]" italics="true" pageId="4" pageNumber="37">Gammaropsis (Podoceropsis) grasslei</emphasis>
|
||
</taxonomicName>
|
||
is smooth and laterally compressed, with epimeral plates and urosomite 1 scarcely bicarinate, while that of
|
||
<taxonomicName id="56854D3DFFB8FF9DFD68660F62FDF82A" box="[688,1167,1909,1934]" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="4" pageNumber="37" phylum="Arthropoda" rank="species" species="kermadeci" subGenus="Podoceropsis">
|
||
<emphasis id="A3F1EAACFFB8FF9DFD68660F62FDF82A" box="[688,1167,1909,1934]" italics="true" pageId="4" pageNumber="37">Gammaropsis (Podoceropsis) kermadeci</emphasis>
|
||
</taxonomicName>
|
||
is dorsally setose. The new species here described differs from
|
||
<taxonomicName id="56854D3DFFB8FF9DFD5966E7623AF812" box="[641,1096,1949,1974]" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="4" pageNumber="37" phylum="Arthropoda" rank="species" species="ocellata" subGenus="Podoceropsis">
|
||
<emphasis id="A3F1EAACFFB8FF9DFD5966E7623AF812" box="[641,1096,1949,1974]" italics="true" pageId="4" pageNumber="37">Gammaropsis (Podoceropsis) ocellata</emphasis>
|
||
</taxonomicName>
|
||
in having a gnathopod 2 of male with propodus devoid of protuberance near dactyl and no spine in palmar corner.
|
||
</paragraph>
|
||
<paragraph id="913A36BEFFB9FF9CFF1E61E26579FE06" blockId="5.[151,1436,152,418]" pageId="5" pageNumber="38">
|
||
<taxonomicName id="56854D3DFFB9FF9CFF1E61E2649CFF16" authority="Vinogradov" authorityName="Vinogradov" box="[198,750,152,178]" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="5" pageNumber="38" phylum="Arthropoda" rank="species" species="miri" subGenus="Podoceropsis">
|
||
<emphasis id="A3F1EAACFFB9FF9CFF1E61E26429FF15" box="[198,603,152,177]" italics="true" pageId="5" pageNumber="38">Gammaropsis (Podoceropsis) miri</emphasis>
|
||
Vinogradov
|
||
</taxonomicName>
|
||
, represents a blind species that closely resembles
|
||
<taxonomicName id="56854D3DFFB9FF9CFAED61E2678EFF7D" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="5" pageNumber="38" phylum="Arthropoda" rank="species" species="grasslei" subGenus="Podoceropsis">
|
||
<emphasis id="A3F1EAACFFB9FF9CFAED61E2678EFF7D" italics="true" pageId="5" pageNumber="38">Gammaropsis (Podoceropsis) grasslei</emphasis>
|
||
</taxonomicName>
|
||
but both can be separated by mouth parts and telson characters. Spines on 3rd article of mandible are fine and long in
|
||
<emphasis id="A3F1EAACFFB9FF9CFDBD61926493FEA5" box="[613,737,232,257]" italics="true" pageId="5" pageNumber="38">G. (P.) m i r i</emphasis>
|
||
while in the new species plumose setae predominate. Pereopods 3 and 4 are long and fine in
|
||
<emphasis id="A3F1EAACFFB9FF9CFDEA606A64C2FE8D" box="[562,688,272,297]" italics="true" pageId="5" pageNumber="38">G. (P.) m i r i</emphasis>
|
||
but in
|
||
<taxonomicName id="56854D3DFFB9FF9CFCD1606A65CAFE8D" box="[777,952,272,297]" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="5" pageNumber="38" phylum="Arthropoda" rank="species" species="grasslei" subGenus="Podoceropsis">
|
||
<emphasis id="A3F1EAACFFB9FF9CFCD1606A65CAFE8D" box="[777,952,272,297]" italics="true" pageId="5" pageNumber="38">G. (P.) grasslei</emphasis>
|
||
</taxonomicName>
|
||
these are normal and fine. In
|
||
<emphasis id="A3F1EAACFFB9FF9CFAC1606A63EAFE8D" box="[1305,1432,272,297]" italics="true" pageId="5" pageNumber="38">G. (P.) m i r i</emphasis>
|
||
the telson is small and rounded bearing two pairs of subapical setae. In
|
||
<taxonomicName id="56854D3DFFB9FF9CFC21604262D9FEF5" box="[1017,1195,312,337]" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="5" pageNumber="38" phylum="Arthropoda" rank="species" species="grasslei" subGenus="Podoceropsis">
|
||
<emphasis id="A3F1EAACFFB9FF9CFC21604262D9FEF5" box="[1017,1195,312,337]" italics="true" pageId="5" pageNumber="38">G. (P.) grasslei</emphasis>
|
||
</taxonomicName>
|
||
the telson is fleshy, entire and armed with long setae and spine-like structures. Rami of uropod 3 is stout armed with spines in
|
||
<taxonomicName id="56854D3DFFB9FF9CFA5B601A6756FE05" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="5" pageNumber="38" phylum="Arthropoda" rank="species" species="grasslei" subGenus="Podoceropsis">
|
||
<emphasis id="A3F1EAACFFB9FF9CFA5B601A6756FE05" italics="true" pageId="5" pageNumber="38">G. (P.) grasslei</emphasis>
|
||
</taxonomicName>
|
||
and in
|
||
<taxonomicName id="56854D3DFFB9FF9CFEA360F2678EFE05" box="[379,508,392,417]" class="Malacostraca" family="Isaeidae" genus="Gammaropsis" kingdom="Animalia" order="Amphipoda" pageId="5" pageNumber="38" phylum="Arthropoda" rank="species" species="miri" subGenus="Podoceropsis">
|
||
<emphasis id="A3F1EAACFFB9FF9CFEA360F2678EFE05" box="[379,508,392,417]" italics="true" pageId="5" pageNumber="38">G. (P.) miri</emphasis>
|
||
</taxonomicName>
|
||
they are long and thin.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |