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<document id="C6A6B6A7BE79EA79623F726634B86BF6" ID-DOI="10.11646/zootaxa.3664.4.3" ID-GBIF-Dataset="50bcb629-492f-43bf-b365-56caac37748a" ID-ISSN="1175-5326" ID-Zenodo-Dep="220066" ID-ZooBank="2535EF79-7191-4805-946D-0668E3FD0C52" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460619853727" checkinUser="plazi" docAuthor="Bruce, Niel L. &amp; Buxton, Chad" docDate="2013" docId="03BD87BCC83C08313E81F90EFE52F920" docLanguage="en" docName="zt03664p478.pdf" docOrigin="Zootaxa 3664 (4)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Machatrium falcensis Bruce &amp; Buxton, 2013, sp. nov." docType="treatment" docVersion="9" lastPageNumber="463" masterDocId="FF84FFC4C83008233E16FFC8FFCBFFF3" masterDocTitle="Review of the marine isopod crustacean genus Hansenium Serov and Wilson, 1995 (Asellota: Stenetriidae) from tropical Australia and Papua New Guinea, with description of a new genus" masterLastPageNumber="478" masterPageNumber="445" pageNumber="457" updateTime="1698333842908" updateUser="plazi">
<mods:mods id="AFB21C025AF5F26D2FE266B72D08E377" xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo id="E2E3BE7B8210D66125F3204A8C5FE4FC">
<mods:title id="A991E26ABE42A109F73A3D38EDEDD9F9">Review of the marine isopod crustacean genus Hansenium Serov and Wilson, 1995 (Asellota: Stenetriidae) from tropical Australia and Papua New Guinea, with description of a new genus</mods:title>
</mods:titleInfo>
<mods:name id="7DF902FFDED9DC115E9A927E6B36AA21" type="personal">
<mods:role id="FCD1DCA96F46306BCF954697D26D400C">
<mods:roleTerm id="B97A3D29C91B989EDF2EB4B0D7589816">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="178C4C469036B1339B9AE6775AC445D2">Bruce, Niel L.</mods:namePart>
</mods:name>
<mods:name id="0DF6C8212BB155A79E787EA39BD3E283" type="personal">
<mods:role id="60F24074B98E627BA29142BD85AEE560">
<mods:roleTerm id="717EB4670E472750CB560EC85369FCAA">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="3A1B16B38CA4CE269992E1CA731E1CCF">Buxton, Chad</mods:namePart>
</mods:name>
<mods:typeOfResource id="72062434058CBF24BE16DE5BE8892123">text</mods:typeOfResource>
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<mods:title id="FBDA241FE563BAAC064B0CA6B6DB0A89">Zootaxa</mods:title>
</mods:titleInfo>
<mods:part id="EA3FA31D54C145E781465A00FFA8A895">
<mods:date id="AE2ABA477DACC56ACE0761F395A67C86">2013</mods:date>
<mods:detail id="BC18448C3831CD34A8BFECC7B15BF327" type="volume">
<mods:number id="A2A2B319064FBDA76243C495A05A885D">3664</mods:number>
</mods:detail>
<mods:detail id="0EC357CCFD5E7363826AB739A45A10B9" type="issue">
<mods:number id="58B789F29EA48364632E706232B12D71">4</mods:number>
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<mods:classification id="BB660429AF2B7A67F270A43BAAD43850">journal article</mods:classification>
<mods:identifier id="94C5DD5CAAF5DA8EE52477C1782B16B5" type="DOI">10.11646/zootaxa.3664.4.3</mods:identifier>
<mods:identifier id="8E6DE9FCF12A3032F0088A62256C609F" type="GBIF-Dataset">50bcb629-492f-43bf-b365-56caac37748a</mods:identifier>
<mods:identifier id="5C7AE05DB80B8B8A95B6D10A19AE849A" type="ISSN">1175-5326</mods:identifier>
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</mods:mods>
<treatment id="03BD87BCC83C08313E81F90EFE52F920" ID-DOI="http://doi.org/10.5281/zenodo.5624385" ID-GBIF-Taxon="119568938" ID-Zenodo-Dep="5624385" LSID="urn:lsid:plazi:treatment:03BD87BCC83C08313E81F90EFE52F920" httpUri="http://treatment.plazi.org/id/03BD87BCC83C08313E81F90EFE52F920" lastPageId="18" lastPageNumber="463" pageId="12" pageNumber="457">
<subSubSection id="C30E6521C83C082F3E81F90EFEF7F8F2" pageId="12" pageNumber="457" type="nomenclature">
<paragraph id="8BAB36AAC83C082F3E81F90EFDCFF913" blockId="12.[151,516,1734,1793]" box="[151,516,1734,1760]" pageId="12" pageNumber="457">
<heading id="D0E381C6C83C082F3E81F90EFDCFF913" bold="true" box="[151,516,1734,1760]" fontSize="11" level="1" pageId="12" pageNumber="457" reason="1">
<emphasis id="B960EAB8C83C082F3E81F90EFDCFF913" bold="true" box="[151,516,1734,1760]" pageId="12" pageNumber="457">
<taxonomicName id="4C144D29C83C082F3E81F90EFE6BF913" ID-CoL="72QJ2" box="[151,416,1734,1760]" class="Malacostraca" family="Stenetriidae" genus="Machatrium" kingdom="Animalia" order="Isopoda" pageId="12" pageNumber="457" phylum="Arthropoda" rank="species" species="falcensis" status="sp. nov.">
<emphasis id="B960EAB8C83C082F3E81F90EFE6BF913" bold="true" box="[151,416,1734,1760]" italics="true" pageId="12" pageNumber="457">Machatrium falcensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25357C3C83C082F3FB1F90EFDCFF913" box="[423,516,1734,1760]" pageId="12" pageNumber="457" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="8BAB36AAC83C082F3E81F921FEF7F8F2" blockId="12.[151,516,1734,1793]" box="[151,316,1769,1793]" pageId="12" pageNumber="457">
(
<figureCitation id="132F2A2FC83C082F3E88F921FEFEF8F2" box="[158,309,1769,1793]" captionStart-0="FIGURE 7" captionStart-1="FIGURE 8" captionStart-2="FIGURE 9" captionStart-3="FIGURE 10" captionStartId-0="15.[151,250,1925,1948]" captionStartId-1="16.[151,250,1969,1992]" captionStartId-2="17.[151,250,1930,1953]" captionStartId-3="18.[151,250,1518,1541]" captionTargetBox-0="[153,1420,194,1901]" captionTargetBox-1="[192,1391,194,1885]" captionTargetBox-2="[190,1391,194,1891]" captionTargetBox-3="[152,1433,199,1494]" captionTargetId-0="figure@15.[151,1436,193,1904]" captionTargetId-1="figure@16.[189,1394,193,1937]" captionTargetId-2="figure@17.[189,1394,193,1894]" captionTargetId-3="figure@18.[151,1436,193,1497]" captionTargetPageId-0="15" captionTargetPageId-1="16" captionTargetPageId-2="17" captionTargetPageId-3="18" captionText-0="FIGURE 7. Machatrium falcensis sp. nov. Male holotype (MTQ W 33805). A, dorsal view; B, dorsal view of cephalon; C, antennula with detail of marginal setae; D, antenna flagellum articles; E, uropod." captionText-1="FIGURE 8. Machatrium falcensis sp. nov. Male paratype (MTQ W 33806). A, right mandible; B, maxillula, with detail of mesial lobe; C, maxilliped; D, maxilliped endite; E, maxilla." captionText-2="FIGURE 9. Machatrium falcensis sp. nov. A, B, male holotype (MTQ W 33805), pereopod 1; B, enlargement of pereopod 1 dactylus; C, D, male paratype (MTQ W 33806): C, pereopod 2; D, pereopod 7; E, F, female paratype (MTQ W 33806): E, pereopod 1; F, enlargement of pereopod 1 dactylus." captionText-3="FIGURE 10. Machatrium falcensis sp. nov. A – E, male paratype (MTQ W 33806), A, pleopod 1, dorsal view; B, pleopod 2; C, pleopod 3; D, pleopod 4 with enlargement of plumose seta; E, pleopod 5; F, female paratype (MTQ W 33806), pleopod 2." httpUri-0="https://zenodo.org/record/220072/files/figure.png" httpUri-1="https://zenodo.org/record/220073/files/figure.png" httpUri-2="https://zenodo.org/record/220074/files/figure.png" httpUri-3="https://zenodo.org/record/220075/files/figure.png" pageId="12" pageNumber="457">Figures 7–10</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C30E6521C83C082E3E81F8F9FBA0FE5F" lastPageId="13" lastPageNumber="458" pageId="12" pageNumber="457" type="materials_examined">
<paragraph id="8BAB36AAC83C082F3E81F8F9FEC3F862" blockId="12.[151,1436,1841,2009]" pageId="12" pageNumber="457">
<emphasis id="B960EAB8C83C082F3E81F8F9FE49F8B9" bold="true" box="[151,386,1841,1866]" pageId="12" pageNumber="457">Material examined:</emphasis>
<typeStatus id="54AF8808C83C082F3F9CF8F9FE3BF8BA" box="[394,496,1841,1865]" pageId="12" pageNumber="457" type="holotype">
<emphasis id="B960EAB8C83C082F3F9CF8F9FE3BF8BA" box="[394,496,1841,1865]" italics="true" pageId="12" pageNumber="457">Holotype</emphasis>
</typeStatus>
. 3 (5.0 mm), east of South Direction Island, southwestern reef slope at High Rock,
<geoCoordinate id="EE20506DC83C082F3E81F89DFED6F89E" box="[151,285,1877,1901]" direction="south" orientation="latitude" pageId="12" pageNumber="457" precision="1" value="-14.82428">14.82428°S</geoCoordinate>
,
<geoCoordinate id="EE20506DC83C082F3F3AF89DFE7FF89E" box="[300,436,1877,1901]" direction="east" orientation="longitude" pageId="12" pageNumber="457" precision="5" value="145.5527">145.5527°E</geoCoordinate>
,
<date id="FFAA106AC83C082F3FD4F89DFD6FF89E" box="[450,676,1877,1901]" pageId="12" pageNumber="457" value="2010-09-11">11 September 2010</date>
, coralline algae-covered coral rubble,
<quantity id="4CEC9B4FC83C082F3A49F89DFB56F89E" box="[1119,1181,1877,1901]" metricMagnitude="1" metricUnit="m" metricValue="3.0" pageId="12" pageNumber="457" unit="m" value="30.0">30 m</quantity>
, coll. S. Smith (MTQ W33805).
</paragraph>
<paragraph id="8BAB36AAC83C082E3EDFF856FBA0FE5F" blockId="12.[151,1436,1841,2009]" lastBlockId="13.[151,1436,151,428]" lastPageId="13" lastPageNumber="458" pageId="12" pageNumber="457">
<typeStatus id="54AF8808C83C082F3EDFF856FEF0F846" box="[201,315,1950,1973]" pageId="12" pageNumber="457" type="paratype">
<emphasis id="B960EAB8C83C082F3EDFF856FEF0F846" box="[201,315,1950,1973]" italics="true" pageId="12" pageNumber="457">Paratypes</emphasis>
</typeStatus>
. 3 (
<quantity id="4CEC9B4FC83C082F3F7BF855FE02F846" box="[365,457,1949,1973]" metricMagnitude="-3" metricUnit="m" metricValue="3.5" pageId="12" pageNumber="457" unit="mm" value="3.5">3.5 mm</quantity>
), 7 Ƥ (4 ovig. 3.8–4.6; non-ovig. 5.0, 3.5,
<quantity id="4CEC9B4FC83C082F3DB0F855FBCBF846" box="[934,1024,1949,1973]" metricMagnitude="-3" metricUnit="m" metricValue="3.5" pageId="12" pageNumber="457" unit="mm" value="3.5">3.5 mm</quantity>
), 3 mancas (
<quantity id="4CEC9B4FC83C082F3A9AF855FAD2F846" box="[1164,1305,1949,1973]" metricMagnitude="-3" metricUnit="m" metricValue="1.85" metricValueMax="1.9" metricValueMin="1.8" pageId="12" pageNumber="457" unit="mm" value="1.85" valueMax="1.9" valueMin="1.8">1.8–1.9 mm</quantity>
), same data as
<typeStatus id="54AF8808C83C082F3EA1F809FED2F82A" box="[183,281,1985,2009]" pageId="12" pageNumber="457" type="holotype">holotype</typeStatus>
(MTQ W33808). 3 (
<quantity id="4CEC9B4FC83C082F3C07F809FDA2F82A" box="[529,617,1985,2009]" metricMagnitude="-3" metricUnit="m" metricValue="4.7" pageId="12" pageNumber="457" unit="mm" value="4.7">4.7 mm</quantity>
[dissected]), Ƥ (ovig.
<quantity id="4CEC9B4FC83C082F3D78F809FC79F82A" box="[878,946,1985,2009]" metricMagnitude="0" metricUnit="m" metricValue="4.6" pageId="12" pageNumber="457" unit="m" value="4.6">4.6 m</quantity>
), Lizard Island, lagoon entrance from Bird Islet,
<geoCoordinate id="EE20506DC83D082E3EC2FF5FFEF5FF5C" box="[212,318,151,175]" direction="south" orientation="latitude" pageId="13" pageNumber="458" precision="55" value="-14.689">14.689°S</geoCoordinate>
,
<geoCoordinate id="EE20506DC83D082E3F5CFF5FFE19FF5C" box="[330,466,151,175]" direction="east" orientation="longitude" pageId="13" pageNumber="458" precision="5" value="145.4671">145.4671°E</geoCoordinate>
,
<date id="FFAA106AC83D082E3FCBFF5FFDB7FF5C" box="[477,636,151,175]" pageId="13" pageNumber="458" value="2008-04-19">19 April 2008</date>
, dead robust
<taxonomicName id="4C144D29C83D082E3D18FF50FCB3FF43" box="[782,888,152,176]" class="Anthozoa" family="Acroporidae" genus="Acropora" kingdom="Animalia" order="Scleractinia" pageId="13" pageNumber="458" phylum="Cnidaria" rank="genus">
<emphasis id="B960EAB8C83D082E3D18FF50FCB3FF43" box="[782,888,152,176]" italics="true" pageId="13" pageNumber="458">Acropora</emphasis>
</taxonomicName>
branches,
<quantity id="4CEC9B4FC83D082E3DE6FF5FFBE1FF5C" box="[1008,1066,151,175]" metricMagnitude="1" metricUnit="m" metricValue="1.5" pageId="13" pageNumber="458" unit="m" value="15.0">15 m</quantity>
, coll. M. Błażewicz-Paszkowycz (MTQ W33806). 3 (
<quantity id="4CEC9B4FC83D082E3F94FF74FE16FF27" box="[386,477,188,212]" metricMagnitude="-3" metricUnit="m" metricValue="3.4" pageId="13" pageNumber="458" unit="mm" value="3.4">3.4 mm</quantity>
), Ƥ (ovig.
<quantity id="4CEC9B4FC83D082E3C40FF74FD7BFF27" box="[598,688,188,212]" metricMagnitude="-3" metricUnit="m" metricValue="4.1" pageId="13" pageNumber="458" unit="mm" value="4.1">4.1 mm</quantity>
), Lizard Island, Granite Bluff,
<geoCoordinate id="EE20506DC83D082E3A1CFF74FB5BFF27" box="[1034,1168,188,212]" direction="south" orientation="latitude" pageId="13" pageNumber="458" precision="1" value="-14.64823">14.64823°S</geoCoordinate>
,
<geoCoordinate id="EE20506DC83D082E3A8AFF74FAF9FF27" box="[1180,1330,188,212]" direction="east" orientation="longitude" pageId="13" pageNumber="458" precision="1" value="145.45">145.44999°E</geoCoordinate>
,
<date id="FFAA106AC83D082E3B2BFF74FF19FF04" pageId="13" pageNumber="458" value="2008-04-17">17 April 2008</date>
, large coral rubble,
<quantity id="4CEC9B4FC83D082E3FA4FF17FE26FF04" box="[434,493,223,247]" metricMagnitude="1" metricUnit="m" metricValue="1.5" pageId="13" pageNumber="458" unit="m" value="15.0">15 m</quantity>
, coll. M. Błażewicz-Paszkowycz (MTQ W33807). 2 3 (4.1,
<quantity id="4CEC9B4FC83D082E3A8BFF17FB33FF04" box="[1181,1272,223,247]" metricMagnitude="-3" metricUnit="m" metricValue="3.3" pageId="13" pageNumber="458" unit="mm" value="3.3">3.3 mm</quantity>
), Ƥ (ovig. 3.3; non-ovig. 4.0 mm), juvenile (
<quantity id="4CEC9B4FC83D082E3FF8FECCFD87FEEF" box="[494,588,260,284]" metricMagnitude="-3" metricUnit="m" metricValue="2.4" pageId="13" pageNumber="458" unit="mm" value="2.4">2.4 mm</quantity>
), Lizard Island, Granite Bluff,
<geoCoordinate id="EE20506DC83D082E3DA1FECCFBF6FEEF" box="[951,1085,260,284]" direction="south" orientation="latitude" pageId="13" pageNumber="458" precision="1" value="-14.64823">14.64823°S</geoCoordinate>
,
<geoCoordinate id="EE20506DC83D082E3A5AFECCFB28FEEF" box="[1100,1251,260,284]" direction="east" orientation="longitude" pageId="13" pageNumber="458" precision="1" value="145.45">145.44999°E</geoCoordinate>
,
<date id="FFAA106AC83D082E3AE7FECCFA53FEEF" box="[1265,1432,260,284]" pageId="13" pageNumber="458" value="2008-04-17">17 April 2008</date>
, coral rubble in depression on coral reef,
<quantity id="4CEC9B4FC83D082E3C41FEEFFD5AFECC" box="[599,657,295,319]" metricMagnitude="1" metricUnit="m" metricValue="1.5" pageId="13" pageNumber="458" unit="m" value="15.0">15 m</quantity>
, coll. M. Błażewicz-Paszkowycz (MTQ W14061). 6 3 (
<quantity id="4CEC9B4FC83D082E3B12FEEFFA5BFECC" box="[1284,1424,295,319]" metricMagnitude="-3" metricUnit="m" metricValue="4.4" metricValueMax="5.5" metricValueMin="3.3" pageId="13" pageNumber="458" unit="mm" value="4.4" valueMax="5.5" valueMin="3.3">3.3–5.5 mm</quantity>
), 2 Ƥ (ovig. 4.0; non-ovig. 3.0 mm),
<specimenCount id="9D12FD23C83D082E3C20FE84FDBCFE97" box="[566,631,332,356]" pageId="13" pageNumber="458" type="generic">2 juv.</specimenCount>
(3.4, 2.0 mm), McGillivray Reef,
<geoCoordinate id="EE20506DC83D082E3A1FFE84FB4AFE97" box="[1033,1153,332,356]" direction="south" orientation="latitude" pageId="13" pageNumber="458" precision="5" value="-14.6583">14.6583°S</geoCoordinate>
,
<geoCoordinate id="EE20506DC83D082E3A99FE84FADCFE97" box="[1167,1303,332,356]" direction="east" orientation="longitude" pageId="13" pageNumber="458" precision="5" value="145.4917">145.4917°E</geoCoordinate>
,
<date id="FFAA106AC83D082E3B33FE84FF19FE74" pageId="13" pageNumber="458" value="2010-08-29">29 August 2010</date>
, coral rubble,
<quantity id="4CEC9B4FC83D082E3F92FEA7FE0EFE74" box="[388,453,367,391]" metricMagnitude="1" metricUnit="m" metricValue="1.5" pageId="13" pageNumber="458" unit="m" value="15.0">15 m</quantity>
, coll. CB (MTQ W32591). 2 3 (4.0,
<quantity id="4CEC9B4FC83D082E3D8FFEA7FC3EFE74" box="[921,1013,367,391]" metricMagnitude="-3" metricUnit="m" metricValue="4.3" pageId="13" pageNumber="458" unit="mm" value="4.3">4.3 mm</quantity>
North Direction Island,
<geoCoordinate id="EE20506DC83D082E3B36FEA7FA5CFE74" box="[1312,1431,367,391]" direction="south" orientation="latitude" pageId="13" pageNumber="458" precision="5" value="-14.7511">14.7511°S</geoCoordinate>
,
<geoCoordinate id="EE20506DC83D082E3E81FE5CFED4FE5F" box="[151,287,404,428]" direction="east" orientation="longitude" pageId="13" pageNumber="458" precision="5" value="145.5126">145.5126°E</geoCoordinate>
,
<date id="FFAA106AC83D082E3F3CFE5CFE32FE5F" box="[298,505,404,428]" pageId="13" pageNumber="458" value="2010-09-03">3 September 2010</date>
, coral rubble,
<quantity id="4CEC9B4FC83D082E3C8EFE5CFD18FE5F" box="[664,723,404,428]" metricMagnitude="1" metricUnit="m" metricValue="2.8" pageId="13" pageNumber="458" unit="m" value="28.0">28 m</quantity>
, coll CB (MTQ W32771, W32772).
</paragraph>
</subSubSection>
<caption id="DF6B6622C83D082E3E81FE14FC9EFDAE" ID-Table-UUID="DF6B6622C83D082E3E81FE14FC9EFDAE" httpUri="http://table.plazi.org/id/DF6B6622C83D082E3E81FE14FC9EFDAE" pageId="13" pageNumber="458" targetBox="[159,1428,775,1383]" targetIsTable="true" targetPageId="13">
<paragraph id="8BAB36AAC83D082E3E81FE14FC9EFDAE" blockId="13.[151,1437,476,605]" pageId="13" pageNumber="458">
<emphasis id="B960EAB8C83D082E3E81FE14FED8FE07" bold="true" box="[151,275,476,500]" pageId="13" pageNumber="458">TABLE 2.</emphasis>
Principle differentiating characters for
<emphasis id="B960EAB8C83D082E3CFEFE15FC27FE07" box="[744,1004,477,500]" italics="true" pageId="13" pageNumber="458">
<taxonomicName id="4C144D29C83D082E3CFEFE15FCAFFE07" box="[744,868,477,500]" class="Malacostraca" family="Stenetriidae" genus="Hansenium" kingdom="Animalia" order="Isopoda" pageId="13" pageNumber="458" phylum="Arthropoda" rank="genus">Hansenium</taxonomicName>
,
<taxonomicName id="4C144D29C83D082E3D6FFE15FC27FE07" box="[889,1004,477,500]" class="Malacostraca" family="Stenetriidae" genus="Stenetrium" kingdom="Animalia" order="Isopoda" pageId="13" pageNumber="458" phylum="Arthropoda" rank="genus">Stenetrium</taxonomicName>
</emphasis>
and
<taxonomicName id="4C144D29C83D082E3A25FE15FB7DFE07" box="[1075,1206,477,500]" class="Malacostraca" family="Stenetriidae" genus="Machatrium" kingdom="Animalia" order="Isopoda" pageId="13" pageNumber="458" phylum="Arthropoda" rank="genus" status="gen. nov.">
<emphasis id="B960EAB8C83D082E3A25FE15FB7DFE07" box="[1075,1206,477,500]" italics="true" pageId="13" pageNumber="458">Machatrium</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25357C3C83D082E3AD0FE14FAFFFE07" box="[1222,1332,476,500]" pageId="13" pageNumber="458" rank="genus">
<emphasis id="B960EAB8C83D082E3AD0FE14FAFFFE07" bold="true" box="[1222,1332,476,500]" pageId="13" pageNumber="458">gen. nov.</emphasis>
</taxonomicNameLabel>
Putative apomorphic characters (bold) are identified on the basis of comparison to the
<taxonomicName id="4C144D29C83D082E3DC3FDC8FB4BFDE4" box="[981,1152,512,535]" class="Malacostraca" family="Pseudojaniridae" kingdom="Animalia" order="Isopoda" pageId="13" pageNumber="458" phylum="Arthropoda" rank="family">Pseudojaniridae</taxonomicName>
(and
<taxonomicName id="4C144D29C83D082E3AABFDC8FA59FDE4" box="[1213,1426,512,535]" class="Malacostraca" family="Gnathostenetroidae" kingdom="Animalia" order="Isopoda" pageId="13" pageNumber="458" phylum="Arthropoda" rank="family">Gnathostenetroidae</taxonomicName>
). Principal published sources are Serov and Wilson (1995) for
<taxonomicName id="4C144D29C83D082E3D95FDEAFC3DFDCA" box="[899,1014,546,569]" class="Malacostraca" family="Stenetriidae" genus="Stenetrium" kingdom="Animalia" order="Isopoda" pageId="13" pageNumber="458" phylum="Arthropoda" rank="genus">
<emphasis id="B960EAB8C83D082E3D95FDEAFC3DFDCA" box="[899,1014,546,569]" italics="true" pageId="13" pageNumber="458">Stenetrium</emphasis>
</taxonomicName>
and Serov and Wilson (1999) for
<taxonomicName id="4C144D29C83D082E3E81FD8EFE8EFDAE" box="[151,325,582,605]" class="Malacostraca" family="Pseudojaniridae" kingdom="Animalia" order="Isopoda" pageId="13" pageNumber="458" phylum="Arthropoda" rank="family">Pseudojaniridae</taxonomicName>
. Fresh material for these taxa was also examined.
</paragraph>
</caption>
<subSubSection id="C30E6521C83D082D3E89FDB1FC0EF8DB" lastPageId="14" lastPageNumber="459" pageId="13" pageNumber="458" type="description">
<paragraph id="8BAB36AAC83D082E3E89FDB1FA98FD4B" blockId="13.[159,1363,633,727]" pageId="13" pageNumber="458">
Character
<taxonomicName id="4C144D29C83D082E3FD5FDB1FDAEFD7C" box="[451,613,633,655]" class="Malacostraca" family="Pseudojaniridae" kingdom="Animalia" order="Isopoda" pageId="13" pageNumber="458" phylum="Arthropoda" rank="family">Pseudojaniridae</taxonomicName>
<emphasis id="B960EAB8C83D082E3CD2FDB2FBDBFD7C" box="[708,1040,633,655]" italics="true" pageId="13" pageNumber="458">
<taxonomicName id="4C144D29C83D082E3CD2FDB2FCFCFD7C" box="[708,823,634,655]" class="Malacostraca" family="Stenetriidae" genus="Hansenium" kingdom="Animalia" order="Isopoda" pageId="13" pageNumber="458" phylum="Arthropoda" rank="genus">Hansenium</taxonomicName>
<taxonomicName id="4C144D29C83D082E3D85FDB1FBDBFD7C" box="[915,1040,633,655]" class="Malacostraca" family="Stenetriidae" genus="Machatrium" kingdom="Animalia" order="Isopoda" pageId="13" pageNumber="458" phylum="Arthropoda" rank="genus" status="gen. nov.">Machatrium</taxonomicName>
</emphasis>
<taxonomicNameLabel id="A25357C3C83D082E3A00FDB2FBBFFD7C" box="[1046,1140,634,655]" pageId="13" pageNumber="458" rank="genus">
<emphasis id="B960EAB8C83D082E3A00FDB2FBBFFD7C" bold="true" box="[1046,1140,634,655]" pageId="13" pageNumber="458">gen. nov.</emphasis>
</taxonomicNameLabel>
<taxonomicName id="4C144D29C83D082E3AB3FDB2FADBFD7C" box="[1189,1296,634,655]" class="Malacostraca" family="Stenetriidae" genus="Stenetrium" kingdom="Animalia" order="Isopoda" pageId="13" pageNumber="458" phylum="Arthropoda" rank="genus">
<emphasis id="B960EAB8C83D082E3AB3FDB2FADBFD7C" box="[1189,1296,634,655]" italics="true" pageId="13" pageNumber="458">Stenetrium</emphasis>
</taxonomicName>
<emphasis id="B960EAB8C83D082E3E89FD6BFF79FD4B" bold="true" box="[159,178,675,696]" pageId="13" pageNumber="458">1.</emphasis>
Antenna 2, article 1 without lateral spine without lateral without lateral spine with lateral spine
</paragraph>
<paragraph id="8BAB36AAC83D082E3CD2FD09FD32FD24" blockId="13.[159,1363,633,727]" box="[708,761,705,727]" pageId="13" pageNumber="458">spine</paragraph>
<paragraph id="8BAB36AAC83D082E3E89FCC0FA85FABB" pageId="13" pageNumber="458">
<table id="F914C40AC83DF7DC3E89FCCFFA5FFA94" box="[159,1428,775,1383]" gridcols="4" gridrows="7" pageId="13" pageNumber="458">
<tr id="352434E8C83DF7DC3E89FCCFFA5FFCA9" box="[159,1428,775,858]" gridrow="0" pageId="13" pageNumber="458">
<th id="76F55D94C83DF7DC3E89FCCFFE44FCA9" box="[159,399,775,858]" gridcol="0" gridrow="0" pageId="13" pageNumber="458">
<emphasis id="B960EAB8C83D082E3E89FCC0FF79FCEE" bold="true" box="[159,178,776,797]" pageId="13" pageNumber="458">2.</emphasis>
Pseudorostrum
</th>
<th id="76F55D94C83DF7DC3FD4FCCFFD52FCA9" box="[450,665,775,858]" gridcol="1" gridrow="0" pageId="13" pageNumber="458">rostrum triangular or rounded</th>
<th id="76F55D94C83DF7DC3CD2FCCFFB4FFCA9" box="[708,1156,775,858]" gridcol="2" gridrow="0" pageId="13" pageNumber="458">
pseudorostrum pseudorostrum
<emphasis id="B960EAB8C83D082E3CD2FCEEFC0AFCA9" bold="true" pageId="13" pageNumber="458">trapezoid, wider trapezoid, wider than than long long</emphasis>
</th>
<th id="76F55D94C83DF7DC3AB3FCCFFA5FFCA9" box="[1189,1428,775,858]" gridcol="3" gridrow="0" pageId="13" pageNumber="458">triangular or rounded; may be a ‘true rostrum’</th>
</tr>
<tr id="352434E8C83DF7DC3E89FCA6FA5FFC32" box="[159,1428,878,961]" gridrow="1" pageId="13" pageNumber="458">
<th id="76F55D94C83DF7DC3E89FCA6FE44FC32" box="[159,399,878,961]" gridcol="0" gridrow="1" pageId="13" pageNumber="458">
<emphasis id="B960EAB8C83D082E3E89FCA6FF79FC70" bold="true" box="[159,178,878,899]" pageId="13" pageNumber="458">3.</emphasis>
Pereopod 1 propodus
</th>
<td id="76F55D94C83DF7DC3FD4FCA6FD52FC32" box="[450,665,878,961]" gridcol="1" gridrow="1" pageId="13" pageNumber="458">inferior margin blade like</td>
<td id="76F55D94C83DF7DC3CD2FCA6FB4FFC32" box="[708,1156,878,961]" gridcol="2" gridrow="1" pageId="13" pageNumber="458">inferior margin inferior margin blade- thick, not blade- like like</td>
<td id="76F55D94C83DF7DC3AB3FCA6FA5FFC32" box="[1189,1428,878,961]" gridcol="3" gridrow="1" pageId="13" pageNumber="458">inferior margin blade- like</td>
</tr>
<tr id="352434E8C83DF7DC3E89FC1DFA5FFBDB" box="[159,1428,981,1064]" gridrow="2" pageId="13" pageNumber="458">
<th id="76F55D94C83DF7DC3E89FC1DFE44FBDB" box="[159,399,981,1064]" gridcol="0" gridrow="2" pageId="13" pageNumber="458">
<emphasis id="B960EAB8C83D082E3E89FC1DFF79FC19" bold="true" box="[159,178,981,1002]" pageId="13" pageNumber="458">4.</emphasis>
Pereopod 1 propodus
</th>
<td id="76F55D94C83DF7DC3FD4FC1DFD52FBDB" box="[450,665,981,1064]" gridcol="1" gridrow="2" pageId="13" pageNumber="458">short (1.0–1.4 L/W)</td>
<td id="76F55D94C83DF7DC3CD2FC1DFB4FFBDB" box="[708,1156,981,1064]" gridcol="2" gridrow="2" pageId="13" pageNumber="458">
moderate (1.6–2.0
<emphasis id="B960EAB8C83D082E3D85FC1DFC26FC19" bold="true" box="[915,1005,981,1002]" pageId="13" pageNumber="458">elongate</emphasis>
(1.5–2.4 L/W) L/W)
</td>
<td id="76F55D94C83DF7DC3AB3FC1DFA5FFBDB" box="[1189,1428,981,1064]" gridcol="3" gridrow="2" pageId="13" pageNumber="458">Short (1.0–1.3) (from Serov and Wilson 1995)</td>
</tr>
<tr id="352434E8C83DF7DC3E89FBF3FA5FFB7C" box="[159,1428,1083,1167]" gridrow="3" pageId="13" pageNumber="458">
<th id="76F55D94C83DF7DC3E89FBF3FE44FB7C" box="[159,399,1083,1167]" gridcol="0" gridrow="3" pageId="13" pageNumber="458">
<emphasis id="B960EAB8C83D082E3E89FBF4FF79FBA2" bold="true" box="[159,178,1084,1105]" pageId="13" pageNumber="458">5.</emphasis>
Pereopod 1 propodus palm
</th>
<td id="76F55D94C83DF7DC3FD4FBF3FD52FB7C" box="[450,665,1083,1167]" gridcol="1" gridrow="3" pageId="13" pageNumber="458">transversely truncate</td>
<td id="76F55D94C83DF7DC3CD2FBF3FB4FFB7C" box="[708,1156,1083,1167]" gridcol="2" gridrow="3" pageId="13" pageNumber="458">
<emphasis id="B960EAB8C83D082E3CD2FBF3FCD0FBA1" bold="true" box="[708,795,1083,1106]" pageId="13" pageNumber="458">Oblique</emphasis>
with transversely truncate or mid-margin distally inflected inflection
</td>
<td id="76F55D94C83DF7DC3AB3FBF3FA5FFB7C" box="[1189,1428,1083,1167]" gridcol="3" gridrow="3" pageId="13" pageNumber="458">transversely truncate</td>
</tr>
<tr id="352434E8C83DF7DC3E89FB6AFA5FFB24" box="[159,1428,1186,1239]" gridrow="4" pageId="13" pageNumber="458">
<th id="76F55D94C83DF7DC3E89FB6AFE44FB24" box="[159,399,1186,1239]" gridcol="0" gridrow="4" pageId="13" pageNumber="458">
<emphasis id="B960EAB8C83D082E3E89FB6AFF79FB44" bold="true" box="[159,178,1186,1207]" pageId="13" pageNumber="458">6.</emphasis>
Pereopod 1 carpus inferior margin
</th>
<td id="76F55D94C83DF7DC3FD4FB6AFD52FB24" box="[450,665,1186,1239]" gridcol="1" gridrow="4" pageId="13" pageNumber="458">without carpal blade</td>
<td id="76F55D94C83DF7DC3CD2FB6AFB4FFB24" box="[708,1156,1186,1239]" gridcol="2" gridrow="4" pageId="13" pageNumber="458">long serrated long spatulate blade blade</td>
<td id="76F55D94C83DF7DC3AB3FB6AFA5FFB24" box="[1189,1428,1186,1239]" gridcol="3" gridrow="4" pageId="13" pageNumber="458">without carpal blade</td>
</tr>
<tr id="352434E8C83DF7DC3E89FB22FA5FFAEC" box="[159,1428,1258,1311]" gridrow="5" pageId="13" pageNumber="458">
<th id="76F55D94C83DF7DC3E89FB22FE44FAEC" box="[159,399,1258,1311]" gridcol="0" gridrow="5" pageId="13" pageNumber="458">
<emphasis id="B960EAB8C83D082E3E89FB22FF79FB0C" bold="true" box="[159,178,1258,1279]" pageId="13" pageNumber="458">7.</emphasis>
Pereopod 1 merus
</th>
<td id="76F55D94C83DF7DC3FD4FB22FD52FAEC" box="[450,665,1258,1311]" gridcol="1" gridrow="5" pageId="13" pageNumber="458">short</td>
<td id="76F55D94C83DF7DC3CD2FB22FB4FFAEC" box="[708,1156,1258,1311]" gridcol="2" gridrow="5" pageId="13" pageNumber="458">quadrate angular</td>
<td id="76F55D94C83DF7DC3AB3FB22FA5FFAEC" box="[1189,1428,1258,1311]" gridcol="3" gridrow="5" pageId="13" pageNumber="458">angular (from Serov and Wilson 1995)</td>
</tr>
<tr id="352434E8C83DF7DC3E89FAFAFA5FFA94" box="[159,1428,1330,1383]" gridrow="6" pageId="13" pageNumber="458">
<th id="76F55D94C83DF7DC3E89FAFAFE44FA94" box="[159,399,1330,1383]" gridcol="0" gridrow="6" pageId="13" pageNumber="458">
<emphasis id="B960EAB8C83D082E3E89FAFAFF79FAB4" bold="true" box="[159,178,1330,1351]" pageId="13" pageNumber="458">8.</emphasis>
Appendix masculina
</th>
<td id="76F55D94C83DF7DC3FD4FAFAFD52FA94" box="[450,665,1330,1383]" gridcol="1" gridrow="6" pageId="13" pageNumber="458">without apical setae</td>
<td id="76F55D94C83DF7DC3CD2FAFAFB4FFA94" box="[708,1156,1330,1383]" gridcol="2" gridrow="6" pageId="13" pageNumber="458">without apical with apical setae setae</td>
<td id="76F55D94C83DF7DC3AB3FAFAFA5FFA94" box="[1189,1428,1330,1383]" gridcol="3" gridrow="6" pageId="13" pageNumber="458">with apical setae</td>
</tr>
</table>
</paragraph>
<paragraph id="8BAB36AAC83D082E3ED1FA65FF15FA19" blockId="13.[151,1436,1453,2018]" pageId="13" pageNumber="458">
<emphasis id="B960EAB8C83D082E3ED1FA65FE73FA35" bold="true" box="[199,440,1453,1478]" pageId="13" pageNumber="458">Description of male.</emphasis>
<emphasis id="B960EAB8C83D082E3FA9FA66FE32FA35" box="[447,505,1454,1478]" italics="true" pageId="13" pageNumber="458">Body</emphasis>
length 4.3 greatest width;
<emphasis id="B960EAB8C83D082E3D30FA67FC6FFA35" box="[806,932,1454,1478]" italics="true" pageId="13" pageNumber="458">pereonite 1</emphasis>
medial width 2.9 length;
<emphasis id="B960EAB8C83D082E3AD0FA66FAF2FA35" box="[1222,1337,1454,1478]" italics="true" pageId="13" pageNumber="458">pleotelson</emphasis>
length 1 width.
</paragraph>
<paragraph id="8BAB36AAC83D082E3EDFFA3EFCBDF9C1" blockId="13.[151,1436,1453,2018]" pageId="13" pageNumber="458">
<emphasis id="B960EAB8C83D082E3EDFFA3EFEFDF9FD" box="[201,310,1526,1550]" italics="true" pageId="13" pageNumber="458">Cephalon</emphasis>
length 0.6 width; lateral margins acute, sparsely setose; antennal spines acute; eyes with 14–16 ommatidia, ommatidia pale brown, arranged in two parallel rows.
</paragraph>
<paragraph id="8BAB36AAC83D082E3EDFF9F6FDD9F8A1" blockId="13.[151,1436,1453,2018]" pageId="13" pageNumber="458">
<emphasis id="B960EAB8C83D082E3EDFF9F6FEF7F9A5" box="[201,316,1598,1622]" italics="true" pageId="13" pageNumber="458">Antennula</emphasis>
length 1.1 cephalon width; article 1 length 1.9 width, mesial margin with 6 short penicillate setae, anterolateral margin with 1 large penicillate seta; article 2 length 2.1 width, mesial margin with 1 cluster of setae, 1 penicillate seta, anterolateral margin with 1 cluster of setae, 1 penicillate seta; article 3 length 2.4 width, medial margin with 1 cluster of setae, anterolateral margin with 1 cluster of setae; article 4 length 0.4 width, anterior margin with 2 short setae, 1 penicillate seta; flagellum with 15 articles, flagellar article 1 distinctly longer than other articles, length 2.1 flagellar article 2 length.
<emphasis id="B960EAB8C83D082E3CD5F93AFCE6F8F9" box="[707,813,1778,1802]" italics="true" pageId="13" pageNumber="458">Antennae</emphasis>
length 1.0 total body length; articles 5–6 length 7.2, 9.5 width respectively; each flagellum article with a cluster of 3–4 anteriorly projecting setae, the cluster position serially repeating every 4 articles.
</paragraph>
<paragraph id="8BAB36AAC83D082D3EDFF896FDF2FF27" blockId="13.[151,1436,1453,2018]" lastBlockId="14.[151,1437,151,1976]" lastPageId="14" lastPageNumber="459" pageId="13" pageNumber="458">
<emphasis id="B960EAB8C83D082E3EDFF896FEFFF885" box="[201,308,1886,1910]" italics="true" pageId="13" pageNumber="458">Mandible</emphasis>
left spine row with 4 spines, right spine row with 8 spines; palp article 1 distolateral margin with 1 long seta; article 2 with submarginal row of 7 short serrate setae.
<emphasis id="B960EAB8C83D082E3D61F84AFC2FF869" box="[887,996,1922,1946]" italics="true" pageId="13" pageNumber="458">Maxillula</emphasis>
lateral lobe apex with 10 serrate setae; mesial lobe apex with 2 serrate setae.
<emphasis id="B960EAB8C83D082E3C42F86EFD60F84D" box="[596,683,1958,1982]" italics="true" pageId="13" pageNumber="458">Maxilla</emphasis>
mesial lobe mesial margin with 8 serrate setae.
<emphasis id="B960EAB8C83D082E3AF7F86EFA91F84D" box="[1249,1370,1958,1982]" italics="true" pageId="13" pageNumber="458">Maxilliped</emphasis>
basis length 2.3 width, width 0.92 endite width; endite mesiodistal margin with 6 serrate setae, distal margin with 5 fan setae; palp article 2 length 0.8 basis width; epipod length 3.1 width, width 1.2 basis width, apex acute, mesial margin with 6 regularly spaced setae.
</paragraph>
<paragraph id="8BAB36AAC83E082D3EDFFF28FC92FC34" blockId="14.[151,1437,151,1976]" pageId="14" pageNumber="459">
<emphasis id="B960EAB8C83E082D3EDFFF28FE41FF0B" box="[201,394,224,248]" italics="true" pageId="14" pageNumber="459">Pereopod 1 basis</emphasis>
length 3.9 width, submarginal mesial ridge with regularly spaced setae along length.
<emphasis id="B960EAB8C83E082D3B55FF28FA57FF0B" box="[1347,1436,224,248]" italics="true" pageId="14" pageNumber="459">Ischium</emphasis>
length 1.8 width; inferodistal margin with 1 short seta; superodistal margin strongly produced, acute, densely covered with long setae; mediodistal margin with 6 long setae.
<emphasis id="B960EAB8C83E082D3D74FEE1FC61FEB3" box="[866,938,297,320]" italics="true" pageId="14" pageNumber="459">Merus</emphasis>
angular, length 1.0 width, length 1.2 carpus length; inferior margin lightly covered with setae; inferodistal margin not produced; superodistal margin strongly produced, apex acute, densely covered with long setae.
<emphasis id="B960EAB8C83E082D3D1CFEB8FC96FE74" box="[778,861,368,391]" italics="true" pageId="14" pageNumber="459">Carpus</emphasis>
length 0.8 width; distal margin convex, short setae along margin length;
<emphasis id="B960EAB8C83E082D3F91FE5CFDE7FE5F" box="[391,556,404,428]" italics="true" pageId="14" pageNumber="459">carpal process</emphasis>
long, length 4.2 width, extending about halfway along propodal palm, curved, spatulate; inferior margin smooth, convex, densely setose, 1 row of stiff setae, 2 rows of long serrate setae; superior margin slightly concave, setae regularly spaced.
<emphasis id="B960EAB8C83E082D3CC1FE14FC88FE07" box="[727,835,476,500]" italics="true" pageId="14" pageNumber="459">Propodus</emphasis>
inferior half of article flattened, length 3.7 width; inferior margin length 0.7 superior margin length, lightly setose, regularly spaced setae along entire length; superior margin setose, setae regularly spaced, restricted to distal two-thirds of margin, superior mesial surface densely covered with long, bi-denticulate setae;
<emphasis id="B960EAB8C83E082D3CA5FD80FC9CFD93" box="[691,855,584,608]" italics="true" pageId="14" pageNumber="459">propodal palm</emphasis>
with 3 medial teeth, row of long setae, row of short setae on each side of margin, cluster of setae at articulation, terminal end with single RS.
<emphasis id="B960EAB8C83E082D3A95FDA4FB2CFD77" box="[1155,1255,620,644]" italics="true" pageId="14" pageNumber="459">Dactylus</emphasis>
width 4.7 times as long as basal width, length 1.05 propodal palm length, curved, distal margin setose, setae widely spaced along entire length, opposing margin with regularly spaced rows of setae and serrate setae, mesial surface densely setose.
<emphasis id="B960EAB8C83E082D3E81FD10FED7FD03" box="[151,284,728,752]" italics="true" pageId="14" pageNumber="459">Pereopod 2</emphasis>
basis medial inferior margin with stiff seta absent, anterosuperior margin with 3 penicillate setae; ischium superior margin apex with 1 stiff seta; merus superodistal apex with 1 stiff seta, inferodistal margin with 1 long seta, 2 short setae; carpus superodistal margin with 4 short and long setae, 1 penicillate seta, inferior margin with 5 flagellated RS, inferodistal margin with 1 RS, and 3 setae; propodus superior margin with regularly spaced setae, superodistal margin with 1 penicillate seta, 1 long seta, inferior margin with 5 flagellated RS.
<emphasis id="B960EAB8C83E082D3B0FFCA0FA57FC8C" box="[1305,1436,872,896]" italics="true" pageId="14" pageNumber="459">Pereopod 7</emphasis>
basis superior margin with 1 penicillate seta, inferior margin with 1 stiff seta; carpus inferior margin with 2 flagellated RS, propodus inferior margin with 5 flagellated RS.
</paragraph>
<paragraph id="8BAB36AAC83E082D3EDFFC1CFE0DFB1B" blockId="14.[151,1437,151,1976]" pageId="14" pageNumber="459">
<emphasis id="B960EAB8C83E082D3EDFFC1CFEF6FC1F" box="[201,317,980,1004]" italics="true" pageId="14" pageNumber="459">Pleopod 1</emphasis>
protopod length 0.7 width, lateral margins with more than 1 seta, posterior lobes with pair of RS, surface setae absent; rami lateral margins with regular setae along distal two-thirds of margin, apex with clustered setae, ventral surface with setae.
<emphasis id="B960EAB8C83E082D3C03FBD4FD41FBC7" box="[533,650,1052,1076]" italics="true" pageId="14" pageNumber="459">Pleopod 2</emphasis>
protopod length 2.8 width; lateral margin with greater than 2 setae; endopod proximal segment length 0.5 protopod length, without setae;
<emphasis id="B960EAB8C83E082D3DDBFB88FB7AFBAB" box="[973,1201,1088,1112]" italics="true" pageId="14" pageNumber="459">appendix masculina</emphasis>
length 1.5 endopod proximal length, 0.8 protopod length, lateral margin without distal groove, apex concave, depression fringed with setae, interior pocket present with fine setae, 2 anteriorly projecting distolateral spines, mesial margin without setae.
<emphasis id="B960EAB8C83E082D3EC9FB64FE9FFB37" box="[223,340,1196,1220]" italics="true" pageId="14" pageNumber="459">Pleopod 3</emphasis>
endopod apex with 5 plumose setae.
<emphasis id="B960EAB8C83E082D3D1CFB64FCB4FB37" box="[778,895,1196,1220]" italics="true" pageId="14" pageNumber="459">Pleopod 4</emphasis>
exopod apex with 9 plumose setae.
<emphasis id="B960EAB8C83E082D3B31FB64FA57FB37" box="[1319,1436,1196,1220]" italics="true" pageId="14" pageNumber="459">Pleopod 5</emphasis>
apex with 4 plumose setae.
</paragraph>
<paragraph id="8BAB36AAC83E082D3EDFFB3CFD24FAA7" blockId="14.[151,1437,151,1976]" pageId="14" pageNumber="459">
<emphasis id="B960EAB8C83E082D3EDFFB3CFEE1FAFF" box="[201,298,1268,1292]" italics="true" pageId="14" pageNumber="459">Uropods</emphasis>
length 0.6 pleotelson length; protopod length 2.9 width; endopod length 1.0 protopod length, 2 latitudinal rows of sensillate setae, distal and sub-distal margins with 7 penicillate setae; exopod length 0.7 protopod length, 2 latitudinal rows of sensillate setae.
</paragraph>
<paragraph id="8BAB36AAC83E082D3EDFFAA8FBAAF9FB" blockId="14.[151,1437,151,1976]" pageId="14" pageNumber="459">
<emphasis id="B960EAB8C83E082D3EDFFAA8FEECFA8B" bold="true" box="[201,295,1376,1400]" pageId="14" pageNumber="459">Female.</emphasis>
<emphasis id="B960EAB8C83E082D3F38FAA8FE64FA8B" box="[302,431,1376,1400]" italics="true" pageId="14" pageNumber="459">Pereopod 1</emphasis>
basis length 3.3 times as long as wide, mesial submarginal ridge with regular short setae; ischium superodistal process developed, acute; merus superodistal process developed, acute; carpus inferodistal process rounded; propodus 3.7 times as long as wide, with one row of setae and one row of serrate setae; propodal palm length 1.8 times propodus proximal width, 4 teeth along margin, row of serrate setae present; dactylus length 3.8 width, length 1.0 propodal palm length, proximal margin with 11 denticulate setae.
</paragraph>
<paragraph id="8BAB36AAC83E082D3EDFF9DCFCEAF9A3" blockId="14.[151,1437,151,1976]" pageId="14" pageNumber="459">
<emphasis id="B960EAB8C83E082D3EDFF9DCFEF6F9DF" box="[201,317,1556,1580]" italics="true" pageId="14" pageNumber="459">Pleopod 2</emphasis>
length 1.4 width; lateral margins with 6 or more setae, anterior half of margins slightly concave; apex pointed, without setae; ventral surface without setae.
</paragraph>
<paragraph id="8BAB36AAC83E082D3EDFF993FCA5F96B" blockId="14.[151,1437,151,1976]" pageId="14" pageNumber="459">
<emphasis id="B960EAB8C83E082D3EDFF993FECBF987" bold="true" box="[201,256,1627,1652]" pageId="14" pageNumber="459">Size.</emphasis>
Largest specimens: male 5.0 mm (
<typeStatus id="54AF8808C83E082D3C9FF994FD3AF987" box="[649,753,1628,1652]" pageId="14" pageNumber="459" type="holotype">holotype</typeStatus>
), female 5.0 mm (topotype). Adult males 3.3–5.0 mm (mean 4.07, n=8); ovigerous females
<quantity id="4CEC9B4FC83E082D3FFBF948FDBFF96B" box="[493,628,1664,1688]" metricMagnitude="-3" metricUnit="m" metricValue="3.9499999999999997" metricValueMax="4.6" metricValueMin="3.3" pageId="14" pageNumber="459" unit="mm" value="3.9499999999999997" valueMax="4.6" valueMin="3.3">3.3–4.6 mm</quantity>
(mean
<quantity id="4CEC9B4FC83E082D3CDEF948FCEBF96B" box="[712,800,1664,1688]" metricMagnitude="-3" metricUnit="m" metricValue="3.9" pageId="14" pageNumber="459" unit="mm" value="3.9">3.9 mm</quantity>
, n= 8).
</paragraph>
<paragraph id="8BAB36AAC83E082D3EDFF96BFC0EF8DB" blockId="14.[151,1437,151,1976]" pageId="14" pageNumber="459">
<emphasis id="B960EAB8C83E082D3EDFF96BFE9AF94F" bold="true" box="[201,337,1699,1724]" pageId="14" pageNumber="459">Coloration.</emphasis>
Eyes pale brown, cephalon with thin, solid line along anterior margin, two distinct pigmentation spots mesial to the eyes extending from anterior margin to eye mesial curvature, pigmentation on pereonites 1–4 on both anterior and posterior margins, pleotelson with a light ‘reticulated pattern (as opposed to simple spotting) across entire dorsal surface, this pattern visible on juveniles and mancas.
</paragraph>
</subSubSection>
<subSubSection id="C30E6521C83E082D3EDFF8FCFD50F84B" pageId="14" pageNumber="459" type="discussion">
<paragraph id="8BAB36AAC83E082D3EDFF8FCFD50F84B" blockId="14.[151,1437,151,1976]" pageId="14" pageNumber="459">
<emphasis id="B960EAB8C83E082D3EDFF8FCFEF6F8BF" bold="true" box="[201,317,1844,1868]" pageId="14" pageNumber="459">Remarks.</emphasis>
<taxonomicName id="4C144D29C83E082D3F55F8FCFDFDF8BF" box="[323,566,1844,1868]" class="Malacostraca" family="Stenetriidae" genus="Machatrium" kingdom="Animalia" order="Isopoda" pageId="14" pageNumber="459" phylum="Arthropoda" rank="species" species="falcensis" status="sp. nov.">
<emphasis id="B960EAB8C83E082D3F55F8FCFDFDF8BF" box="[323,566,1844,1868]" italics="true" pageId="14" pageNumber="459">Machatrium falcensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25357C3C83E082D3C2BF8FCFD5DF8BF" box="[573,662,1844,1868]" pageId="14" pageNumber="459" rank="species">
<emphasis id="B960EAB8C83E082D3C2BF8FCFD5DF8BF" bold="true" box="[573,662,1844,1868]" pageId="14" pageNumber="459">sp. nov.</emphasis>
</taxonomicNameLabel>
can be identified by the inferior propodal margin of male pereopod 1 abruptly narrowing proximally, giving a ‘hatchet-like’ appearance to the propodus; the carpal process is narrow (4.2 as along as width) and curved; and the propodal palm has three teeth.
<taxonomicName id="4C144D29C83E082D3A3EF8B5FB7EF867" box="[1064,1205,1916,1940]" class="Malacostraca" family="Stenetriidae" genus="Machatrium" kingdom="Animalia" order="Isopoda" pageId="14" pageNumber="459" phylum="Arthropoda" rank="species" species="falcensis">
<emphasis id="B960EAB8C83E082D3A3EF8B5FBF4F867" box="[1064,1087,1917,1940]" italics="true" pageId="14" pageNumber="459">M</emphasis>
.
<emphasis id="B960EAB8C83E082D3A45F8B4FB7EF867" box="[1107,1205,1916,1940]" italics="true" pageId="14" pageNumber="459">falcensis</emphasis>
</taxonomicName>
has relatively long antennula with more than 10 flagellar articles.
</paragraph>
</subSubSection>
<caption id="DF6B6622C83F082C3E81F84DFC01F849" httpUri="https://zenodo.org/record/220072/files/figure.png" pageId="15" pageNumber="460" targetBox="[153,1420,194,1901]" targetPageId="15">
<paragraph id="8BAB36AAC83F082C3E81F84DFC01F849" blockId="15.[151,1436,1925,1978]" pageId="15" pageNumber="460">
<emphasis id="B960EAB8C83F082C3E81F84DFEDEF868" bold="true" box="[151,277,1925,1948]" pageId="15" pageNumber="460">FIGURE 7.</emphasis>
<taxonomicName id="4C144D29C83F082C3F0BF84EFE30F86F" box="[285,507,1926,1948]" class="Malacostraca" family="Stenetriidae" genus="Machatrium" kingdom="Animalia" order="Isopoda" pageId="15" pageNumber="460" phylum="Arthropoda" rank="species" species="falcensis" status="sp. nov.">
<emphasis id="B960EAB8C83F082C3F0BF84EFE30F86F" box="[285,507,1926,1948]" italics="true" pageId="15" pageNumber="460">Machatrium falcensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25357C3C83F082C3C12F84EFD9CF868" box="[516,599,1926,1947]" pageId="15" pageNumber="460" rank="species">
<emphasis id="B960EAB8C83F082C3C12F84EFD9CF868" bold="true" box="[516,599,1926,1947]" pageId="15" pageNumber="460">sp. nov.</emphasis>
</taxonomicNameLabel>
Male holotype (MTQ W33805). A, dorsal view; B, dorsal view of cephalon; C, antennula with detail of marginal setae; D, antenna flagellum articles; E, uropod.
</paragraph>
</caption>
<caption id="DF6B6622C82008333E81F879FD37F816" httpUri="https://zenodo.org/record/220073/files/figure.png" pageId="16" pageNumber="461" targetBox="[192,1391,194,1885]" targetPageId="16">
<paragraph id="8BAB36AAC82008333E81F879FD37F816" blockId="16.[151,1436,1969,2021]" pageId="16" pageNumber="461">
<emphasis id="B960EAB8C82008333E81F879FEDEF835" bold="true" box="[151,277,1969,1992]" pageId="16" pageNumber="461">FIGURE 8.</emphasis>
<taxonomicName id="4C144D29C82008333F08F879FE36F834" box="[286,509,1969,1991]" class="Malacostraca" family="Stenetriidae" genus="Machatrium" kingdom="Animalia" order="Isopoda" pageId="16" pageNumber="461" phylum="Arthropoda" rank="species" species="falcensis" status="sp. nov.">
<emphasis id="B960EAB8C82008333F08F879FE36F834" box="[286,509,1969,1991]" italics="true" pageId="16" pageNumber="461">Machatrium falcensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25357C3C82008333C10F87AFD92F834" box="[518,601,1970,1991]" pageId="16" pageNumber="461" rank="species">
<emphasis id="B960EAB8C82008333C10F87AFD92F834" bold="true" box="[518,601,1970,1991]" pageId="16" pageNumber="461">sp. nov.</emphasis>
</taxonomicNameLabel>
Male paratype (MTQ W33806). A, right mandible; B, maxillula, with detail of mesial lobe; C, maxilliped; D, maxilliped endite; E, maxilla.
</paragraph>
</caption>
<caption id="DF6B6622C82108323E81F842FD6BF82D" httpUri="https://zenodo.org/record/220074/files/figure.png" pageId="17" pageNumber="462" targetBox="[190,1391,194,1891]" targetPageId="17">
<paragraph id="8BAB36AAC82108323E81F842FD6BF82D" blockId="17.[151,1436,1930,2014]" pageId="17" pageNumber="462">
<emphasis id="B960EAB8C82108323E81F842FEDFF853" bold="true" box="[151,276,1930,1953]" pageId="17" pageNumber="462">FIGURE 9.</emphasis>
<taxonomicName id="4C144D29C82108323F0AF843FE32F852" box="[284,505,1931,1953]" class="Malacostraca" family="Stenetriidae" genus="Machatrium" kingdom="Animalia" order="Isopoda" pageId="17" pageNumber="462" phylum="Arthropoda" rank="species" species="falcensis" status="sp. nov.">
<emphasis id="B960EAB8C82108323F0AF843FE32F852" box="[284,505,1931,1953]" italics="true" pageId="17" pageNumber="462">Machatrium falcensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25357C3C82108323C16F843FD99F853" box="[512,594,1931,1952]" pageId="17" pageNumber="462" rank="species">
<emphasis id="B960EAB8C82108323C16F843FD99F853" bold="true" box="[512,594,1931,1952]" pageId="17" pageNumber="462">sp. nov.</emphasis>
</taxonomicNameLabel>
A, B, male holotype (MTQ W33805), pereopod 1; B, enlargement of pereopod 1 dactylus; C, D, male paratype (MTQ W33806): C, pereopod 2; D, pereopod 7; E, F, female paratype (MTQ W33806): E, pereopod 1; F, enlargement of pereopod 1 dactylus.
</paragraph>
</caption>
<caption id="DF6B6622C82208313E81FA26FAA8F9D1" httpUri="https://zenodo.org/record/220075/files/figure.png" pageId="18" pageNumber="463" targetBox="[152,1433,199,1494]" targetPageId="18">
<paragraph id="8BAB36AAC82208313E81FA26FAA8F9D1" blockId="18.[151,1435,1518,1571]" pageId="18" pageNumber="463">
<emphasis id="B960EAB8C82208313E81FA26FED4F9F0" bold="true" box="[151,287,1518,1541]" pageId="18" pageNumber="463">FIGURE 10.</emphasis>
<taxonomicName id="4C144D29C82208313F33FA26FDC9F9F7" box="[293,514,1518,1540]" class="Malacostraca" family="Stenetriidae" genus="Machatrium" kingdom="Animalia" order="Isopoda" pageId="18" pageNumber="463" phylum="Arthropoda" rank="species" species="falcensis" status="sp. nov.">
<emphasis id="B960EAB8C82208313F33FA26FDC9F9F7" box="[293,514,1518,1540]" italics="true" pageId="18" pageNumber="463">Machatrium falcensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25357C3C82208313C1EFA27FD93F9F7" box="[520,600,1519,1540]" pageId="18" pageNumber="463" rank="species">
<emphasis id="B960EAB8C82208313C1EFA27FD93F9F7" bold="true" box="[520,600,1519,1540]" pageId="18" pageNumber="463">sp. nov.</emphasis>
</taxonomicNameLabel>
A–E, male paratype (MTQ W33806), A, pleopod 1, dorsal view; B, pleopod 2; C, pleopod 3; D, pleopod 4 with enlargement of plumose seta; E, pleopod 5; F, female paratype (MTQ W33806), pleopod 2.
</paragraph>
</caption>
<subSubSection id="C30E6521C82208313EDFF987FE1EF978" pageId="18" pageNumber="463" type="distribution">
<paragraph id="8BAB36AAC82208313EDFF987FE1EF978" blockId="18.[151,1437,1615,1747]" pageId="18" pageNumber="463">
<emphasis id="B960EAB8C82208313EDFF987FEA9F99B" bold="true" box="[201,354,1615,1640]" pageId="18" pageNumber="463">Distribution.</emphasis>
Lizard Island and Bird Islet, Lizard Island Group and High Rock, east of South Direction Island; at depths of 15 to 30 metres.
</paragraph>
</subSubSection>
<subSubSection id="C30E6521C82208313EDFF950FE52F920" pageId="18" pageNumber="463" type="etymology">
<paragraph id="8BAB36AAC82208313EDFF950FE52F920" blockId="18.[151,1437,1615,1747]" pageId="18" pageNumber="463">
<emphasis id="B960EAB8C82208313EDFF950FE84F943" bold="true" box="[201,335,1688,1712]" pageId="18" pageNumber="463">Etymology.</emphasis>
Derived from the Latin ‘falc’ meaning sickle and ‘ensis’ meaning sword, alluding to the carpal process on pereopod 1.
</paragraph>
</subSubSection>
</treatment>
</document>
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