treatments-xml/data/03/C9/87/03C987ADFFB2FFB9F19DFC3EFA45A967.xml
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<document id="DA9BEF4FC43DCDC30EE3876E975102A2" ID-CLB-Dataset="27533" ID-DOI="10.11646/zootaxa.4555.3.5" ID-GBIF-Dataset="b2800bf3-5970-45b8-a4fc-d513fc7c111c" ID-ISSN="1175-5326" ID-Zenodo-Dep="2624481" ID-ZooBank="76555BD0-AABF-490C-8987-FD41D16A18F8" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1554272587308" checkinUser="plazi" docAuthor="Paz-Ríos, Carlos E. &amp; Pech, Daniel" docDate="2019" docId="03C987ADFFB2FFB9F19DFC3EFA45A967" docLanguage="en" docName="zootaxa.4555.3.5.pdf" docOrigin="Zootaxa 4555 (3)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Gammaropsis Lilljeborg 1855" docType="key" docVersion="8" lastPageNumber="368" masterDocId="FFF0FFD5FFBBFFB0F10AFFBBFFD9AE09" masterDocTitle="Gammaropsis elvirae sp. nov., a widely distributed amphipod (Amphipoda: Photidae) in the Yucatan Shelf, with ecological comments and a key for the genus in tropical America" masterLastPageNumber="371" masterPageNumber="359" pageNumber="368" updateTime="1698716457055" updateUser="ExternalLinkService">
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<mods:title id="107C900722F1F732BD6F4232CF2988F7">Gammaropsis elvirae sp. nov., a widely distributed amphipod (Amphipoda: Photidae) in the Yucatan Shelf, with ecological comments and a key for the genus in tropical America</mods:title>
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<mods:namePart id="629920235047E3D090DD5FD04D3E703A">Paz-Ríos, Carlos E.</mods:namePart>
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<treatment id="03C987ADFFB2FFB9F19DFC3EFA45A967" ID-DOI="http://doi.org/10.5281/zenodo.5933101" ID-GBIF-Taxon="154534368" ID-Zenodo-Dep="5933101" LSID="urn:lsid:plazi:treatment:03C987ADFFB2FFB9F19DFC3EFA45A967" httpUri="http://treatment.plazi.org/id/03C987ADFFB2FFB9F19DFC3EFA45A967" lastPageNumber="368" pageId="9" pageNumber="368">
<subSubSection id="C37A6530FFB2FFB9F19DFC3EFCABAD96" box="[151,882,900,927]" pageId="9" pageNumber="368" type="nomenclature">
<paragraph id="8BDF36BBFFB2FFB9F19DFC3EFCABAD96" blockId="9.[151,882,900,927]" box="[151,882,900,927]" pageId="9" pageNumber="368">
<heading id="D09781D7FFB2FFB9F19DFC3EFCABAD96" bold="true" box="[151,882,900,927]" fontSize="11" level="1" pageId="9" pageNumber="368" reason="1">
<emphasis id="B914EAA9FFB2FFB9F19DFC3EFCABAD96" bold="true" box="[151,882,900,927]" pageId="9" pageNumber="368">
Key to species (males) of
<taxonomicName id="4C604D38FFB2FFB9F0DAFC3FFDAEAD97" ID-CoL="7P34F" authorityName="Lilljeborg" authorityYear="1855" box="[464,631,900,926]" class="Malacostraca" family="Photidae" genus="Gammaropsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="368" phylum="Arthropoda" rank="genus">
<emphasis id="B914EAA9FFB2FFB9F0DAFC3FFDAEAD97" bold="true" box="[464,631,900,926]" italics="true" pageId="9" pageNumber="368">Gammaropsis</emphasis>
</taxonomicName>
in tropical America
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="C37A6530FFB2FFB9F19DFC70FA45A967" pageId="9" pageNumber="368" type="key">
<keyStep id="30942E1EFFB2FFB9F19DFC70FA42ADF7" pageId="9" pageNumber="368">
<paragraph id="8BDF36BBFFB2FFB9F19DFC70FA42ADE9" blockId="9.[151,1436,971,1902]" box="[151,1435,971,992]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DFC70FA42ADE9" box="[151,1435,971,992]" pageId="9" pageNumber="368">1. Lateral cephalic lobes round............................................................................. 2</keyLead>
</paragraph>
<paragraph id="8BDF36BBFFB2FFB9F19DFC52FA42ADF7" blockId="9.[151,1436,971,1902]" box="[151,1435,1001,1022]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DFC52FA42ADF7" box="[151,1435,1001,1022]" pageId="9" pageNumber="368">- Lateral cephalic lobes acute or subacute................................................................... 4</keyLead>
</paragraph>
</keyStep>
<keyStep id="30942E1EFFB2FFB9F19DFBBDFA42AA7A" pageId="9" pageNumber="368">
<paragraph id="8BDF36BBFFB2FFB9F19DFBBDFA42AA30" blockId="9.[151,1436,971,1902]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DFBBDFA42AA30" pageId="9" pageNumber="368">
2. Coxae 14 longer than broad. Gnathopod 2 propodus subequal than carpus. Pereopods 57 basis broadly expanded. Epimeral plates toothed. Uropod 3 peduncle subequal in length than both rami...................................
<taxonomicName id="4C604D38FFB2FFB9F41AFB98FA42AA30" box="[1296,1435,1059,1081]" class="Malacostraca" family="Photidae" genus="Gammaropsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="368" phylum="Arthropoda" rank="species" species="shuterlandi">
<emphasis id="B914EAA9FFB2FFB9F41AFB98FA42AA30" box="[1296,1435,1059,1081]" italics="true" pageId="9" pageNumber="368">G. shuterlandi</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BDF36BBFFB2FFB9F19DFBFAFA42AA7A" blockId="9.[151,1436,971,1902]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DFBFAFA42AA7A" pageId="9" pageNumber="368">- Coxae 14 slightly broader than long. Gnathopod 2 propodus longer than carpus. Pereopods 57 basis slightly expanded. Epimeral plates rounded. Uropod 3 peduncle shorter in length than both rami......................................... 3</keyLead>
</paragraph>
</keyStep>
<keyStep id="30942E1EFFB2FFB9F19DFBC0FA45AB2A" pageId="9" pageNumber="368">
<paragraph id="8BDF36BBFFB2FFB9F19DFBC0FA45AAC2" blockId="9.[151,1436,971,1902]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DFBC0FA45AAC2" pageId="9" pageNumber="368">
3. Gnathopod 2 propodus enlarged, with small convoluted processes on posterior margin. Gnathopod 2 dactylus short, less than one half in length of propodus. Gnathopod 1 carpus shorter than propodus. Inner plate of maxilla 1 with acute apex. Telson emarginated............................................................................
<taxonomicName id="4C604D38FFB2FFB9F5E6FB0EFA90AAC2" ID-CoL="7ZK9W" authority="Paz-Ríos &amp; Pech, 2019" authorityName="Paz-Ríos &amp; Pech" authorityYear="2019" box="[1260,1353,1205,1227]" class="Malacostraca" family="Photidae" genus="Gammaropsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="368" phylum="Arthropoda" rank="species" species="elvirae" status="sp. nov.">
<emphasis id="B914EAA9FFB2FFB9F5E6FB0EFA90AAC2" box="[1260,1353,1205,1227]" italics="true" pageId="9" pageNumber="368">G. elvirae</emphasis>
</taxonomicName>
<emphasis id="B914EAA9FFB2FFB9F445FB0EFA45AAC2" bold="true" box="[1359,1436,1205,1227]" pageId="9" pageNumber="368">
<taxonomicNameLabel id="A22757D2FFB2FFB9F445FB0EFA45AAC2" box="[1359,1436,1205,1227]" pageId="9" pageNumber="368" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</keyLead>
</paragraph>
<paragraph id="8BDF36BBFFB2FFB9F19DFB68FA45AB2A" blockId="9.[151,1436,971,1902]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DFB68FA45AB2A" pageId="9" pageNumber="368">
- Gnathopod 2 propodus greatly enlarged, smooth on posterior margin. Gnathopod 2 dactylus long, beyond than one half in length of propodus. Gnathopod 1 carpus subequal than propodus. Inner plate of maxilla 1 with round apex. Telson entire..................................................................................................
<taxonomicName id="4C604D38FFB2FFB9F440FAB6FA45AB2A" ID-CoL="3F855" baseAuthorityName="Shoemaker" baseAuthorityYear="1942" box="[1354,1436,1293,1315]" class="Malacostraca" family="Photidae" genus="Gammaropsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="368" phylum="Arthropoda" rank="species" species="dubia">
<emphasis id="B914EAA9FFB2FFB9F440FAB6FA45AB2A" box="[1354,1436,1293,1315]" italics="true" pageId="9" pageNumber="368">G. dubia</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30942E1EFFB2FFB9F19DFA90FA42AB91" pageId="9" pageNumber="368">
<paragraph id="8BDF36BBFFB2FFB9F19DFA90FA42AB57" blockId="9.[151,1436,971,1902]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DFA90FA42AB57" pageId="9" pageNumber="368">
4. Lateral cephalic lobes subacute. Uropods 12 spiniform, lacking apical robust and slender setae. Inter-ramal process on peduncle of uropod 2 present.........................................................................
<taxonomicName id="4C604D38FFB2FFB9F43DFAF3FA42AB57" ID-CoL="3F874" baseAuthorityName="Boeck" baseAuthorityYear="1861" box="[1335,1435,1352,1374]" class="Malacostraca" family="Photidae" genus="Gammaropsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="368" phylum="Arthropoda" rank="species" species="sophiae">
<emphasis id="B914EAA9FFB2FFB9F43DFAF3FA42AB57" box="[1335,1435,1352,1374]" italics="true" pageId="9" pageNumber="368">G. sophiae</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BDF36BBFFB2FFB9F19DFADDFA42AB91" blockId="9.[151,1436,971,1902]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DFADDFA42AB91" pageId="9" pageNumber="368">- Lateral cephalic lobes acute. Uropods 12 normal, with apical robust and slender setae. Inter-ramal process on peduncle of uropod 2 absent....................................................................................... 5</keyLead>
</paragraph>
</keyStep>
<keyStep id="30942E1EFFB2FFB9F19DFA1AFA42ABDA" pageId="9" pageNumber="368">
<paragraph id="8BDF36BBFFB2FFB9F19DFA1AFA45ABBF" blockId="9.[151,1436,971,1902]" box="[151,1436,1440,1462]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DFA1AFA45ABBF" box="[151,1436,1440,1462]" pageId="9" pageNumber="368">
5. Gnathopod 2 palm with two medial tooth...........................................................
<taxonomicName id="4C604D38FFB2FFB9F427FA1BFA45ABBF" ID-CoL="3F866" baseAuthorityName="Barnard" baseAuthorityYear="1964" box="[1325,1436,1440,1462]" class="Malacostraca" family="Photidae" genus="Gammaropsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="368" phylum="Arthropoda" rank="species" species="martesia">
<emphasis id="B914EAA9FFB2FFB9F427FA1BFA45ABBF" box="[1325,1436,1440,1462]" italics="true" pageId="9" pageNumber="368">G. martesia</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BDF36BBFFB2FFB9F19DFA05FA42ABDA" blockId="9.[151,1436,971,1902]" box="[151,1435,1470,1491]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DFA05FA42ABDA" box="[151,1435,1470,1491]" pageId="9" pageNumber="368">- Gnathopod 2 palm with or without a medial tooth............................................................ 6</keyLead>
</paragraph>
</keyStep>
<keyStep id="30942E1EFFB2FFB9F19DFA60FA45A807" pageId="9" pageNumber="368">
<paragraph id="8BDF36BBFFB2FFB9F19DFA60FA42ABF9" blockId="9.[151,1436,971,1902]" box="[151,1435,1499,1520]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DFA60FA42ABF9" box="[151,1435,1499,1520]" pageId="9" pageNumber="368">6. Gnathopod 2 palm with a medial tooth. Coxa 7 unexpanded or greatly expanded.................................... 7</keyLead>
</paragraph>
<paragraph id="8BDF36BBFFB2FFB9F19DFA42FA45A807" blockId="9.[151,1436,971,1902]" box="[151,1436,1529,1550]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DFA42FA45A807" box="[151,1436,1529,1550]" pageId="9" pageNumber="368">- Gnathopod 2 palm without a medial tooth. Coxa 7 unexpanded or slightly expanded................................. 9</keyLead>
</paragraph>
</keyStep>
<keyStep id="30942E1EFFB2FFB9F19DF9ADFA43A88A" pageId="9" pageNumber="368">
<paragraph id="8BDF36BBFFB2FFB9F19DF9ADFA42A841" blockId="9.[151,1436,971,1902]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DF9ADFA42A841" pageId="9" pageNumber="368">7. Lateral cephalic lobes acute and distally toothed. Coxa 7 greatly expanded. Pereopods 35 merus lineal. Epimeral plates toothed. Urosome dorsally cusped. Telson emarginate......................................................... 8</keyLead>
</paragraph>
<paragraph id="8BDF36BBFFB2FFB9F19DF9EAFA43A88A" blockId="9.[151,1436,971,1902]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DF9EAFA43A88A" pageId="9" pageNumber="368">
- Lateral cephalic lobes acute, but not distally toothed. Coxa 7 unexpanded. Pereopods 35 merus expanded. Epimeral plates not toothed. Urosome not dorsally cusped. Telson entire...................................................
<taxonomicName id="4C604D38FFB2FFB9F43EF9D6FA43A88A" ID-CoL="3F875" baseAuthorityName="Shoemaker" baseAuthorityYear="1942" box="[1332,1434,1645,1667]" class="Malacostraca" family="Photidae" genus="Gammaropsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="368" phylum="Arthropoda" rank="species" species="spinosa">
<emphasis id="B914EAA9FFB2FFB9F43EF9D6FA43A88A" box="[1332,1434,1645,1667]" italics="true" pageId="9" pageNumber="368">G. spinosa</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30942E1EFFB2FFB9F19DF930FA45A8F0" pageId="9" pageNumber="368">
<paragraph id="8BDF36BBFFB2FFB9F19DF930FA42A8B7" blockId="9.[151,1436,971,1902]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DF930FA42A8B7" pageId="9" pageNumber="368">
8. Gnathopod 2 propodus subequal than carpus in length. Gnathopod 2 palm nearly transverse, defined by a tooth. Uropod 3 rami subequal...................................................................................
<taxonomicName id="4C604D38FFB2FFB9F417F913FA42A8B7" ID-CoL="3F879" baseAuthorityName="Walker" baseAuthorityYear="1898" box="[1309,1435,1704,1726]" class="Malacostraca" family="Photidae" genus="Gammaropsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="368" phylum="Arthropoda" rank="species" species="thompsoni">
<emphasis id="B914EAA9FFB2FFB9F417F913FA42A8B7" box="[1309,1435,1704,1726]" italics="true" pageId="9" pageNumber="368">G. thompsoni</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BDF36BBFFB2FFB9F19DF97DFA45A8F0" blockId="9.[151,1436,971,1902]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DF97DFA45A8F0" pageId="9" pageNumber="368">
- Gnathopod 2 propodus longer than carpus in length. Gnathopod 2 palm oblique, not defined by a tooth. Uropod 3 inner ramus slightly longer than outer ramus...................................................................
<taxonomicName id="4C604D38FFB2FFB9F435F958FA45A8F0" ID-CoL="3F87C" baseAuthorityName="Barnard" baseAuthorityYear="1969" box="[1343,1436,1763,1785]" class="Malacostraca" family="Photidae" genus="Gammaropsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="368" phylum="Arthropoda" rank="species" species="tonichi">
<emphasis id="B914EAA9FFB2FFB9F435F958FA45A8F0" box="[1343,1436,1763,1785]" italics="true" pageId="9" pageNumber="368">G. tonichi</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30942E1EFFB2FFB9F19DF8BAFA45A967" pageId="9" pageNumber="368">
<paragraph id="8BDF36BBFFB2FFB9F19DF8BAFA42A93A" blockId="9.[151,1436,971,1902]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DF8BAFA42A93A" pageId="9" pageNumber="368">
9. Maxilla 1 inner plate setose. Gnathopod 1 basis produced into a posterodistal lobe, strongly setose. Gnathopod 2 palm not defined by a tooth. Coxa 7 slightly expanded......................................................
<taxonomicName id="4C604D38FFB2FFB9F413F8A6FA42A93A" ID-CoL="6a463b2d-c531-47cb-ba1d-8cbae7e17f9b" box="[1305,1435,1821,1843]" class="Malacostraca" family="Photidae" genus="Gammaropsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="368" phylum="Arthropoda" rank="species" species="shoemaker">
<emphasis id="B914EAA9FFB2FFB9F413F8A6FA42A93A" box="[1305,1435,1821,1843]" italics="true" pageId="9" pageNumber="368">G. shoemaker</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BDF36BBFFB2FFB9F19DF880FA45A967" blockId="9.[151,1436,971,1902]" pageId="9" pageNumber="368">
<keyLead id="3091958EFFB2FFB9F19DF880FA45A967" pageId="9" pageNumber="368">
- Maxilla 1 inner plate naked. Gnathopod 1 basis lineal, unproduced and not strongly setose. Gnathopod 2 palm defined by a tooth. Coxa 7 unexpanded......................................................................
<taxonomicName id="4C604D38FFB2FFB9F42DF8E3FA45A967" ID-CoL="3F84J" authorityName="Thomas &amp; Barnard" authorityYear="1989" box="[1319,1436,1880,1902]" class="Malacostraca" family="Photidae" genus="Gammaropsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="368" phylum="Arthropoda" rank="species" species="arawakia">
<emphasis id="B914EAA9FFB2FFB9F42DF8E3FA45A967" box="[1319,1436,1880,1902]" italics="true" pageId="9" pageNumber="368">G. arawakia</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
</subSubSection>
</treatment>
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