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<document id="78E6222B3E931CD61696279F96CFF9B1" ID-CLB-Dataset="37321" ID-DOI="10.11646/zootaxa.4209.1.1" ID-GBIF-Dataset="2de5b7bf-3975-458a-b200-07ec69f4e013" ID-ISSN="1175-5326" ID-Zenodo-Dep="272646" ID-ZooBank="849BAB5C-464A-4B4A-A586-5742411EDC01" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1484407904318" checkinUser="plazi" docAuthor="Ng, Peter K. L. &amp; Castro, Peter" docDate="2016" docId="F16BFB33FFB3FFEAFF6AF805FC03F9C1" docLanguage="en" docName="zootaxa.4209.1.1.pdf.imf" docOrigin="Zootaxa 4209 (1)" docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.14:Zootaxa.2013-.monograph" docStyleId="5EBBA59367AD13919D70D935FA04F6A3" docStyleName="Zootaxa.2013-.monograph" docStyleVersion="14" docTitle="Chasmocarcinus chacei Felder &amp; Rabalais 1986" docType="treatment" docVersion="8" lastPageNumber="18" masterDocId="0D52834BFFA3FFFBFFFDFFD1FFCDFFB9" masterDocTitle="Revision of the family Chasmocarcinidae Serène, 1964 (Crustacea, Brachyura, Goneplacoidea)" masterLastPageNumber="182" masterPageNumber="1" pageNumber="17" updateTime="1698435566492" updateUser="ExternalLinkService">
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<mods:title id="AACAD4E8D78021A47B50B3792CA36FD4">Revision of the family Chasmocarcinidae Serène, 1964 (Crustacea, Brachyura, Goneplacoidea)</mods:title>
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<mods:namePart id="70E6E48651D10A52AE835A259ADB0023">Ng, Peter K. L.</mods:namePart>
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<mods:namePart id="7D86EF3B3A081E6F9112C493615A7C2F">Castro, Peter</mods:namePart>
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<mods:date id="90C5A671B6E3337F177556E1A7EFCC9F">2016</mods:date>
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<mods:number id="3404C54B04FCE63BF8FC61999599BB93">4209</mods:number>
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<treatment id="F16BFB33FFB3FFEAFF6AF805FC03F9C1" ID-DOI="http://doi.org/10.5281/zenodo.5617058" ID-GBIF-Taxon="127419584" ID-Zenodo-Dep="5617058" LSID="urn:lsid:plazi:treatment:F16BFB33FFB3FFEAFF6AF805FC03F9C1" httpUri="http://treatment.plazi.org/id/F16BFB33FFB3FFEAFF6AF805FC03F9C1" lastPageId="17" lastPageNumber="18" pageId="16" pageNumber="17">
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<paragraph id="797D4A25FFB3FFEBFF6AF805FD23F857" blockId="16.[151,750,2004,2030]" box="[151,750,2004,2030]" pageId="16" pageNumber="17">
<heading id="2235FD49FFB3FFEBFF6AF805FD23F857" bold="true" box="[151,750,2004,2030]" fontSize="11" level="1" pageId="16" pageNumber="17" reason="1">
<taxonomicName id="BEC231A6FFB3FFEBFF6AF805FD23F857" ID-CoL="TQ79" authority="Felder &amp; Rabalais, 1986" authorityName="Felder &amp; Rabalais" authorityYear="1986" box="[151,750,2004,2030]" class="Malacostraca" family="Chasmocarcinidae" genus="Chasmocarcinus" kingdom="Animalia" order="Decapoda" pageId="16" pageNumber="17" phylum="Arthropoda" rank="species" species="chacei">
<emphasis id="4BB69637FFB3FFEBFF6AF805FD23F857" bold="true" box="[151,750,2004,2030]" pageId="16" pageNumber="17">
<emphasis id="4BB69637FFB3FFEBFF6AF805FE75F857" bold="true" box="[151,440,2004,2030]" italics="true" pageId="16" pageNumber="17">Chasmocarcinus chacei</emphasis>
<bibRefCitation id="1D5337D4FFB3FFEBFE42F805FD23F857" author="Felder" box="[447,750,2004,2030]" pageId="16" pageNumber="17" refString="Felder, D. L &amp; Rabalais, N. N. (1986) The genera Chasmocarcinus Rathbun and Speocarcinus Stimpson on the continental shelf of the Gulf of Mexico, with descriptions of the new species (Decapoda: Brachyura: Goneplacidae). Journal of Crustacean Biology, 6 (3), 547 - 575. http: // dx. doi. org / 10.2307 / 1548194" type="journal article" year="1986">Felder &amp; Rabalais, 1986</bibRefCitation>
</emphasis>
</taxonomicName>
</heading>
</paragraph>
<paragraph id="797D4A25FFB2FFEAFF6AFF46FC84FF09" blockId="17.[151,841,151,176]" box="[151,841,151,176]" pageId="17" pageNumber="18">
(
<figureCitation id="E1F956A0FFB2FFEAFF62FF46FF26FF09" box="[159,235,151,176]" captionStart="FIGURE 3" captionStartId="18.[151,250,1437,1459]" captionTargetBox="[151,1436,177,1420]" captionTargetId="figure@18.[151,1436,177,1420]" captionTargetPageId="18" captionText="FIGURE 3. Overall dorsal view of species of Chasmocarcinus. A, C. chacei, Gulf of Mexico: male 6.6 × 8.0 mm (USNM 61489); B, C. chacei, Gulf of Mexico: female 7.8 × 9.5 mm (USNM 61489); C, C. cylindricus, Jamaica: male 3.6 × 4.9 mm (USNM 42942); D, C. cylindricus, Puerto Rico: neotype female 4.6 × 6.1 mm (USNM 23765); E, C. cylindricus, Puerto Rico: female 6.9 × 9.2 mm (USNM 24551); F, C. gemmatus n. sp., Costa Rica: male 7.7 × 11.6 mm (SIO C 1205); H, C. hirsutipes, Brazil: holotype male 6.6 × 7.0 mm (after Coelho &amp; Coelho 1998: fig. 5 a)." httpUri="https://zenodo.org/record/272649/files/figure.png" pageId="17" pageNumber="18">Figs. 3</figureCitation>
A, B; 21E; 28F;
<date id="0D7C6CE5FFB2FFEAFE5BFF46FE03FF09" box="[422,462,151,176]" pageId="17" pageNumber="18" value="1935-01">35I</date>
, J; 49E; 56D; 63K–M; 84C; 89C)
</paragraph>
</subSubSection>
<subSubSection id="31D819AEFFB2FFEAFF6AFF0BFE0EFEF5" pageId="17" pageNumber="18" type="reference_group">
<paragraph id="797D4A25FFB2FFEAFF6AFF0BFE0EFEF5" blockId="17.[151,1436,218,332]" pageId="17" pageNumber="18">
<treatmentCitationGroup id="59D26D0BFFB2FFEAFF6AFF0BFE0EFEF5" pageId="17" pageNumber="18">
<taxonomicName id="BEC231A6FFB2FFEAFF6AFF0BFD0FFF49" ID-CoL="TQ79" authority="Felder &amp; Rabalais, 1986: 548" authorityName="Felder &amp; Rabalais" authorityPageNumber="548" authorityYear="1986" box="[151,706,218,240]" class="Malacostraca" family="Chasmocarcinidae" genus="Chasmocarcinus" kingdom="Animalia" order="Decapoda" pageId="17" pageNumber="18" phylum="Arthropoda" rank="species" species="chacei">
<emphasis id="4BB69637FFB2FFEAFF6AFF0BFE44FF49" box="[151,393,218,240]" italics="true" pageId="17" pageNumber="18">Chasmocarcinus chacei</emphasis>
<treatmentCitation id="F8636C34FFB2FFEAFE6CFF0BFD0FFF49" author="Felder" box="[401,706,218,240]" page="548" pageId="17" pageNumber="18" year="1986">
<bibRefCitation id="1D5337D4FFB2FFEAFE6CFF0BFD42FF49" author="Felder" box="[401,655,218,240]" pageId="17" pageNumber="18" refString="Felder, D. L &amp; Rabalais, N. N. (1986) The genera Chasmocarcinus Rathbun and Speocarcinus Stimpson on the continental shelf of the Gulf of Mexico, with descriptions of the new species (Decapoda: Brachyura: Goneplacidae). Journal of Crustacean Biology, 6 (3), 547 - 575. http: // dx. doi. org / 10.2307 / 1548194" type="journal article" year="1986">Felder &amp; Rabalais, 1986</bibRefCitation>
: 548
</treatmentCitation>
</taxonomicName>
, figs. 1–3 [type localilty: Gulf of Mexico].—
<treatmentCitation id="F8636C34FFB2FFEAFB6FFF0BFA51FF49" author="Blow" box="[1170,1436,218,240]" page="176" pageId="17" pageNumber="18" year="1992">
<bibRefCitation id="1D5337D4FFB2FFEAFB6FFF0BFAA1FF49" author="Blow" box="[1170,1388,218,240]" pageId="17" pageNumber="18" refString="Blow, W. C. &amp; Bailey, R. H. (1992) Chasmocarcinus robertsi, a new crab species from the Miocene of Virginia, with notes on the genus Falconoplax (Crustacea, Decapoda, Goneplacidae). Tulane Studies in Geology and Paleontology, 25 (4), 175 - 185." type="journal article" year="1992">Blow &amp; Bailey 1992</bibRefCitation>
: 176
</treatmentCitation>
[in list].—Felder
<emphasis id="4BB69637FFB2FFEAFE8AFF2BFE69FEB6" box="[375,420,249,271]" italics="true" pageId="17" pageNumber="18">et al</emphasis>
. 2009: 1081 [in list].—Ng
<emphasis id="4BB69637FFB2FFEAFD45FF2BFD26FEB6" box="[696,747,249,271]" italics="true" pageId="17" pageNumber="18">et al.</emphasis>
2008: 76 [in list].—
<treatmentCitation id="F8636C34FFB2FFEAFC4BFF28FB64FEB6" author="Thoma" box="[950,1193,249,271]" page="558" pageId="17" pageNumber="18" year="2009">
<bibRefCitation id="1D5337D4FFB2FFEAFC4BFF28FBBAFEB6" author="Thoma" box="[950,1143,249,271]" pageId="17" pageNumber="18" refString="Thoma, B. P., Schubart, C. D. &amp; Felder, D. L. (2009) Molecular phylogeny of western Atlantic representatives of the genus Hexapanopeus (Decapoda: Brachyura: Panopeidae). Decapod Crustacean Phylogenetics. Crustacean Issues, 18, 551 - 565." type="journal article" year="2009">
Thoma
<emphasis id="4BB69637FFB2FFEAFBF5FF2BFBF6FEB6" box="[1032,1083,249,271]" italics="true" pageId="17" pageNumber="18">et al.</emphasis>
2009
</bibRefCitation>
: 558
</treatmentCitation>
, 559 [Gulf of Mexico].
<taxonomicName id="BEC231A6FFB2FFEAFF6AFEC9FE7BFE97" ID-CoL="5XQ2J" box="[151,438,280,302]" class="Malacostraca" family="Chasmocarcinidae" genus="Chasmocarcinus" kingdom="Animalia" order="Decapoda" pageId="17" pageNumber="18" phylum="Arthropoda" rank="species" species="cylindricus">
<emphasis id="4BB69637FFB2FFEAFF6AFEC9FE7BFE97" box="[151,438,280,302]" italics="true" pageId="17" pageNumber="18">Chasmocarcinus cylindricus</emphasis>
</taxonomicName>
—
<treatmentCitation id="F8636C34FFB2FFEAFE2DFEC8FD6FFE97" author="Pequegnat" box="[464,674,280,302]" page="195" pageId="17" pageNumber="18" year="1970">
<bibRefCitation id="1D5337D4FFB2FFEAFE2DFEC8FDB8FE97" author="Pequegnat" box="[464,629,280,302]" pageId="17" pageNumber="18" refString="Pequegnat, W. E. (1970) Deep-water brachyuran crabs. In: Pequegnat, W. E. &amp; Chace, F. A., Jr. (Eds.), Contributions on the Biology of the Gulf of Mexico. Texas A &amp; M University Oceanographic Studies, vol. 1, Gulf Publishing Company, Houston, pp. 125 - 170." type="journal article" year="1970">Pequegnat 1970</bibRefCitation>
: 195
</treatmentCitation>
.—
<treatmentCitation id="F8636C34FFB2FFEAFD3DFEC9FC77FE97" author="Pequegnat" box="[704,954,280,302]" page="3" pageId="17" pageNumber="18" year="1971">
<bibRefCitation id="1D5337D4FFB2FFEAFD3DFEC9FC6FFE97" author="Pequegnat" box="[704,930,280,302]" pageId="17" pageNumber="18" refString="Pequegnat, W. E., Pequegnat, L. H., Firth Jr., R. W., James, B. M. &amp; Roberts, T. W. (1971) Gulf of Mexico deep-sea fauna, Decapoda and Euphausiacea. Serial Atlas of the Marine Environment, Folio 20. American Geographical Society, N. Y., pp. 1 - 12." type="journal article" year="1971">
Pequegnat
<emphasis id="4BB69637FFB2FFEAFCC9FEC8FCAAFE97" box="[820,871,280,302]" italics="true" pageId="17" pageNumber="18">et al.</emphasis>
1971
</bibRefCitation>
: 3
</treatmentCitation>
, pl. 2A [map].—
<treatmentCitation id="F8636C34FFB2FFEAFB9FFEC9FAC2FE97" author="Powers" box="[1122,1295,280,302]" page="12" pageId="17" pageNumber="18" year="1977">
<bibRefCitation id="1D5337D4FFB2FFEAFB9FFEC9FB20FE97" author="Powers" box="[1122,1261,280,302]" pageId="17" pageNumber="18" refString="Powers, L. W. (1977) A catalog and bibliography to the crabs (Brachyura) of the Gulf of Mexico. Contributions in Marine Science [University of Texas Marine Science Institute], 20 suppl., 1 - 190." type="journal article" year="1977">Powers 1977</bibRefCitation>
: 12
</treatmentCitation>
(part).—
<treatmentCitation id="F8636C34FFB2FFEAFA91FEC9FEFDFEF5" author="Soto" page="487" pageId="17" pageNumber="18" year="1985">
<bibRefCitation id="1D5337D4FFB2FFEAFA91FEC9FF30FEF5" author="Soto" pageId="17" pageNumber="18" refString="Soto, L. A. (1985) Distributional patterns of deep-water brachyuran crabs in the Straits of Florida. Journal of Crustacean Biology, 5 (3), 480 - 499." type="journal article" year="1985">Soto 1985</bibRefCitation>
: 487
</treatmentCitation>
, table 1 (part).
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="31D819AEFFB2FFEAFF6AFEA5FC7FFD4D" pageId="17" pageNumber="18" type="materials_examined">
<paragraph id="797D4A25FFB2FFEAFF6AFEA5FBB3FE09" blockId="17.[151,1437,372,1656]" pageId="17" pageNumber="18">
<materialsCitation id="C9AA4078FFB2FFEAFF6AFEA5FE89FE09" ID-GBIF-Occurrence="1424726030" collectionCode="USNM" country="Mexico" location="East Flower Gardens Banks" pageId="17" pageNumber="18" specimenCode="USNM 228455" specimenCount="2" typeStatus="holotype">
<emphasis id="4BB69637FFB2FFEAFF6AFEA5FE8FFE34" bold="true" box="[151,322,372,397]" pageId="17" pageNumber="18">
<typeStatus id="A679F487FFB2FFEAFF6AFEA5FF1FFE34" box="[151,210,372,397]" pageId="17" pageNumber="18">Type</typeStatus>
material
</emphasis>
.
<typeStatus id="A679F487FFB2FFEAFEA9FEA5FE71FE34" box="[340,444,372,397]" pageId="17" pageNumber="18" type="holotype">Holotype</typeStatus>
female (6.6 ×
<quantity id="BE3AE7C0FFB2FFEAFD9BFEA5FD0EFE35" box="[614,707,372,397]" metricMagnitude="-3" metricUnit="m" metricValue="7.5" pageId="17" pageNumber="18" unit="mm" value="7.5">7.5 mm</quantity>
) (
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<collectionCode id="1FD3D2E0FFB2FFEAFD20FEA5FCFDFE35" box="[733,816,372,396]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="17" pageNumber="18">USNM</collectionCode>
228455
</specimenCode>
), northwestern Gulf of
<collectingCountry id="01D50AB5FFB2FFEAFB54FEA5FACCFE34" box="[1193,1281,372,397]" name="Mexico" pageId="17" pageNumber="18">Mexico</collectingCountry>
,
<location id="7C1D1CFEFFB2FFEAFAECFEA4FE89FE09" LSID="urn:lsid:plazi:treatment:F16BFB33FFB3FFEAFF6AF805FC03F9C1:7C1D1CFEFFB2FFEAFAECFEA4FE89FE09" country="Mexico" name="East Flower Gardens Banks" pageId="17" pageNumber="18">East Flower Gardens Banks</location>
</materialsCitation>
, NMFS Survey, stn PLB 8, 27°53.97’N, 93°34.79’W,
<quantity id="BE3AE7C0FFB2FFEAFC5EFE46FC21FE16" box="[931,1004,407,432]" metricMagnitude="2" metricUnit="m" metricValue="1.26" pageId="17" pageNumber="18" unit="m" value="126.0">126 m</quantity>
,
<date id="0D7C6CE5FFB2FFEAFC05FE49FBB7FE09" box="[1016,1146,408,432]" pageId="17" pageNumber="18" value="1982-10-21">21.10.1982</date>
.
</paragraph>
<paragraph id="797D4A25FFB2FFEAFF3AFE6CFB56FDA5" blockId="17.[151,1437,372,1656]" pageId="17" pageNumber="18">
<materialsCitation id="C9AA4078FFB2FFEAFF3AFE6CFA8DFE6C" ID-GBIF-Occurrence="1424726041" box="[199,1344,444,469]" collectionCode="USNM" country="Mexico" location="East Flower Gardens Banks" pageId="17" pageNumber="18" specimenCode="USNM 228457" specimenCount="1" specimenCount-female="1" typeStatus="paratype">
<typeStatus id="A679F487FFB2FFEAFF3AFE6CFEF4FE6C" box="[199,313,445,469]" pageId="17" pageNumber="18" type="paratype">Paratypes</typeStatus>
:
<specimenCount id="6FC481ACFFB2FFEAFEBAFE6DFE60FE6C" box="[327,429,444,469]" pageId="17" pageNumber="18" type="female">1 female</specimenCount>
(
<specimenCode id="2964E25EFFB2FFEAFE3DFE6DFDBAFE6C" box="[448,631,444,469]" collectionCode="USNM" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="17" pageNumber="18">
<collectionCode id="1FD3D2E0FFB2FFEAFE3DFE6DFDDEFE6D" box="[448,531,444,468]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="17" pageNumber="18">USNM</collectionCode>
228457
</specimenCode>
), northwestern Gulf of
<collectingCountry id="01D50AB5FFB2FFEAFC72FE6DFC2AFE6C" box="[911,999,444,469]" name="Mexico" pageId="17" pageNumber="18">Mexico</collectingCountry>
,
<location id="7C1D1CFEFFB2FFEAFC0AFE6CFA8DFE6C" LSID="urn:lsid:plazi:treatment:F16BFB33FFB3FFEAFF6AF805FC03F9C1:7C1D1CFEFFB2FFEAFC0AFE6CFA8DFE6C" box="[1015,1344,444,469]" country="Mexico" name="East Flower Gardens Banks" pageId="17" pageNumber="18">East Flower Gardens Banks</location>
</materialsCitation>
, NMFS Survey, stn PLB 2, 27°53’41”N, 93°34’33”W,
<quantity id="BE3AE7C0FFB2FFEAFD5FFE31FD27FE4E" box="[674,746,480,504]" metricMagnitude="2" metricUnit="m" metricValue="1.28" pageId="17" pageNumber="18" unit="m" value="128.0">128 m</quantity>
,
<date id="0D7C6CE5FFB2FFEAFD0BFE31FCB5FE41" box="[758,888,480,504]" pageId="17" pageNumber="18" value="1982-10-21">21.10.1982</date>
; 1 male (4.4 × 5.0 mm) (USNM 228458), 1 male exoskeleton (4.5 ×
<quantity id="BE3AE7C0FFB2FFEAFE93FDD5FE08FDA5" box="[366,453,516,541]" metricMagnitude="-3" metricUnit="m" metricValue="6.7" pageId="17" pageNumber="18" unit="mm" value="6.7">6.7 mm</quantity>
) (USNM 228456), 27°53.68’N 93°34.54’W,
<quantity id="BE3AE7C0FFB2FFEAFC3DFDD5FBC4FDA5" box="[960,1033,516,540]" metricMagnitude="2" metricUnit="m" metricValue="1.28" pageId="17" pageNumber="18" unit="m" value="128.0">128 m</quantity>
,
<date id="0D7C6CE5FFB2FFEAFBE8FDD5FB5AFDA5" box="[1045,1175,516,540]" pageId="17" pageNumber="18" value="1982-10-21">21.10.1982</date>
.
</paragraph>
<paragraph id="797D4A25FFB2FFEAFF3AFDF6FC7FFD4D" blockId="17.[151,1437,372,1656]" pageId="17" pageNumber="18">
<materialsCitation id="C9AA4078FFB2FFEAFF3AFDF6FE89FDDC" ID-GBIF-Occurrence="1424726047" collectionCode="USNM" country="Mexico" location="East Flower Gardens Banks" pageId="17" pageNumber="18" specimenCode="USNM 228455" specimenCount="1" typeStatus="holotype">
<emphasis id="4BB69637FFB2FFEAFF3AFDF6FE37FDF9" bold="true" box="[199,506,551,576]" pageId="17" pageNumber="18">Other material examined</emphasis>
.
<emphasis id="4BB69637FFB2FFEAFDF7FDF6FD72FDF9" box="[522,703,551,576]" italics="true" pageId="17" pageNumber="18">
Gulf of
<collectingCountry id="01D50AB5FFB2FFEAFD98FDF8FD76FDF9" box="[613,699,553,576]" name="Mexico" pageId="17" pageNumber="18">Mexico</collectingCountry>
.
</emphasis>
<typeStatus id="A679F487FFB2FFEAFD35FDF6FCFDFDF9" box="[712,816,551,576]" pageId="17" pageNumber="18" type="holotype">Holotype</typeStatus>
female (6.6 ×
<quantity id="BE3AE7C0FFB2FFEAFC28FDF6FBFDFDF9" box="[981,1072,551,576]" metricMagnitude="-3" metricUnit="m" metricValue="7.5" pageId="17" pageNumber="18" unit="mm" value="7.5">7.5 mm</quantity>
) (
<specimenCode id="2964E25EFFB2FFEAFBB4FDF9FB30FDF9" box="[1097,1277,551,576]" collectionCode="USNM" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="17" pageNumber="18">
<collectionCode id="1FD3D2E0FFB2FFEAFBB4FDF9FB51FDF9" box="[1097,1180,552,576]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="17" pageNumber="18">USNM</collectionCode>
228455
</specimenCode>
),
<location id="7C1D1CFEFFB2FFEAFAEEFDF9FE89FDDC" LSID="urn:lsid:plazi:treatment:F16BFB33FFB3FFEAFF6AF805FC03F9C1:7C1D1CFEFFB2FFEAFAEEFDF9FE89FDDC" country="Mexico" name="East Flower Gardens Banks" pageId="17" pageNumber="18">East Flower Gardens Banks</location>
</materialsCitation>
, NMFS Survey, stn PLB 8, 27°53.97’N, 93°34.79’W,
<quantity id="BE3AE7C0FFB2FFEAFC5EFD9DFC20FDDD" box="[931,1005,588,613]" metricMagnitude="2" metricUnit="m" metricValue="1.26" pageId="17" pageNumber="18" unit="m" value="126.0">126 m</quantity>
,
<date id="0D7C6CE5FFB2FFEAFC04FD9DFBB3FDDD" box="[1017,1150,588,612]" pageId="17" pageNumber="18" value="1982-10-21">21.10.1982</date>
.—1 male (6.6 × 8.0 mm), 1 female (7.8 ×
<quantity id="BE3AE7C0FFB2FFEAFEABFDBEFE7DFD31" box="[342,432,623,648]" metricMagnitude="-3" metricUnit="m" metricValue="9.5" pageId="17" pageNumber="18" unit="mm" value="9.5">9.5 mm</quantity>
) (USNM 61489), White Shoals, Dry Tortugas, Florida, W.L. Schmitt coll.,
<quantity id="BE3AE7C0FFB2FFEAFADCFDBEFA5AFD3E" box="[1313,1431,623,648]" metricMagnitude="2" metricUnit="m" metricValue="1.075" metricValueMax="1.4" metricValueMin="0.75" pageId="17" pageNumber="18" unit="m" value="107.5" valueMax="140.0" valueMin="75.0">75‒140 m</quantity>
,
<date id="0D7C6CE5FFB2FFEAFF6AFD45FED1FD15" box="[151,284,660,684]" pageId="17" pageNumber="18" value="1924-07-27">27.07.1924</date>
.—1 male (USNM 74856), south of Dry Tortugas, Florida, W.L. Schmitt coll.,
<quantity id="BE3AE7C0FFB2FFEAFB5FFD45FB12FD15" box="[1186,1247,660,684]" metricMagnitude="1" metricUnit="m" metricValue="8.8" pageId="17" pageNumber="18" unit="m" value="88.0">88 m</quantity>
,
<date id="0D7C6CE5FFB2FFEAFB10FD45FABFFD15" box="[1261,1394,660,684]" pageId="17" pageNumber="18" value="1932-07-28">28.07.1932</date>
.—1 male (4.8 ×
<quantity id="BE3AE7C0FFB2FFEAFEDDFD66FEB6FD69" box="[288,379,695,720]" metricMagnitude="-3" metricUnit="m" metricValue="6.7" pageId="17" pageNumber="18" unit="mm" value="6.7">6.7 mm</quantity>
), 1 female (5.4 × 6.0 mm) (ZRC 2013.1417), stn NGMx, 78°07.18’N, 90°56.812’W,
<quantity id="BE3AE7C0FFB2FFEAFAC1FD66FF62FD4D" metricMagnitude="2" metricUnit="m" metricValue="1.165" metricValueMax="1.17" metricValueMin="1.16" pageId="17" pageNumber="18" unit="m" value="116.5" valueMax="117.0" valueMin="116.0">116‒117 m</quantity>
, mud, benthic skimmer, D. Felder &amp; S. Tuederieas coll.,
<date id="0D7C6CE5FFB2FFEAFCD3FD0DFC62FD4D" box="[814,943,732,756]" pageId="17" pageNumber="18" value="2011-04-21">21.04.2011</date>
.
</paragraph>
</subSubSection>
<subSubSection id="31D819AEFFB2FFEAFF3AFD2EFDBEFA8C" pageId="17" pageNumber="18" type="diagnosis">
<paragraph id="797D4A25FFB2FFEAFF3AFD2EFDBEFA8C" blockId="17.[151,1437,372,1656]" pageId="17" pageNumber="18">
<emphasis id="4BB69637FFB2FFEAFF3AFD2EFEF7FCA1" bold="true" box="[199,314,767,792]" pageId="17" pageNumber="18">Diagnosis</emphasis>
. Anterolateral margins of carapace (
<figureCitation id="E1F956A0FFB2FFEAFD29FD2EFCD8FCA1" box="[724,789,767,792]" captionStart="FIGURE 3" captionStartId="18.[151,250,1437,1459]" captionTargetBox="[151,1436,177,1420]" captionTargetId="figure@18.[151,1436,177,1420]" captionTargetPageId="18" captionText="FIGURE 3. Overall dorsal view of species of Chasmocarcinus. A, C. chacei, Gulf of Mexico: male 6.6 × 8.0 mm (USNM 61489); B, C. chacei, Gulf of Mexico: female 7.8 × 9.5 mm (USNM 61489); C, C. cylindricus, Jamaica: male 3.6 × 4.9 mm (USNM 42942); D, C. cylindricus, Puerto Rico: neotype female 4.6 × 6.1 mm (USNM 23765); E, C. cylindricus, Puerto Rico: female 6.9 × 9.2 mm (USNM 24551); F, C. gemmatus n. sp., Costa Rica: male 7.7 × 11.6 mm (SIO C 1205); H, C. hirsutipes, Brazil: holotype male 6.6 × 7.0 mm (after Coelho &amp; Coelho 1998: fig. 5 a)." httpUri="https://zenodo.org/record/272649/files/figure.png" pageId="17" pageNumber="18">Fig. 3</figureCitation>
C‒E;
<bibRefCitation id="1D5337D4FFB2FFEAFCAAFD2EFBABFCA1" author="Felder" box="[855,1126,767,792]" pageId="17" pageNumber="18" refString="Felder, D. L &amp; Rabalais, N. N. (1986) The genera Chasmocarcinus Rathbun and Speocarcinus Stimpson on the continental shelf of the Gulf of Mexico, with descriptions of the new species (Decapoda: Brachyura: Goneplacidae). Journal of Crustacean Biology, 6 (3), 547 - 575. http: // dx. doi. org / 10.2307 / 1548194" type="journal article" year="1986">Felder &amp; Rabalais 1986</bibRefCitation>
: fig. 2a, b) smooth, without granular ridges. Orbits (
<figureCitation id="E1F956A0FFB2FFEAFE51FCF5FDCCFC85" box="[428,513,804,829]" captionStart="FIGURE 21" captionStartId="94.[151,250,1835,1857]" captionTargetBox="[151,1436,195,1813]" captionTargetId="figure@94.[151,1436,195,1813]" captionTargetPageId="94" captionText="FIGURE 21. Frontal view of cephalothorax of species of Chasmocarcinus. A, C. typicus, Trinidad: holotype male 7.8 × 8.7 mm (USNM 6901); B C. arcuatus, Brazil: male 5.7 × 7.7 mm (ZRC 2015.221); C, D, C. arcuatus, Brazil: male 3.7 × 5.1 mm (ZRC 2015.220); E, C. chacei, Gulf of Mexico: male 6.6 × 8.0 mm (USNM 61489); F, C. cylindricus, Puerto Rico: neotype female 4.6 × 6.1 mm (USNM 23765); G, C. gemmatus n. sp., Costa Rica: male 7.7 × 11.6 mm (SIO C 1205); H, C. hirsutipes, Brazil: holotype female 6.6 × 7.0 mm (after Coelho &amp; Coelho 1998: fig. 5 c)." httpUri="https://zenodo.org/record/272667/files/figure.png" pageId="17" pageNumber="18">Fig. 21</figureCitation>
F;
<bibRefCitation id="1D5337D4FFB2FFEAFDDCFCF5FCF7FC84" author="Felder" box="[545,826,804,829]" pageId="17" pageNumber="18" refString="Felder, D. L &amp; Rabalais, N. N. (1986) The genera Chasmocarcinus Rathbun and Speocarcinus Stimpson on the continental shelf of the Gulf of Mexico, with descriptions of the new species (Decapoda: Brachyura: Goneplacidae). Journal of Crustacean Biology, 6 (3), 547 - 575. http: // dx. doi. org / 10.2307 / 1548194" type="journal article" year="1986">Felder &amp; Rabalais 1986</bibRefCitation>
: fig. 2a, b) short, proportionally long eye peduncles. Epistome (
<figureCitation id="E1F956A0FFB2FFEAFEEFFC96FEA8FCD9" box="[274,357,839,864]" captionStart="FIGURE 21" captionStartId="94.[151,250,1835,1857]" captionTargetBox="[151,1436,195,1813]" captionTargetId="figure@94.[151,1436,195,1813]" captionTargetPageId="94" captionText="FIGURE 21. Frontal view of cephalothorax of species of Chasmocarcinus. A, C. typicus, Trinidad: holotype male 7.8 × 8.7 mm (USNM 6901); B C. arcuatus, Brazil: male 5.7 × 7.7 mm (ZRC 2015.221); C, D, C. arcuatus, Brazil: male 3.7 × 5.1 mm (ZRC 2015.220); E, C. chacei, Gulf of Mexico: male 6.6 × 8.0 mm (USNM 61489); F, C. cylindricus, Puerto Rico: neotype female 4.6 × 6.1 mm (USNM 23765); G, C. gemmatus n. sp., Costa Rica: male 7.7 × 11.6 mm (SIO C 1205); H, C. hirsutipes, Brazil: holotype female 6.6 × 7.0 mm (after Coelho &amp; Coelho 1998: fig. 5 c)." httpUri="https://zenodo.org/record/272667/files/figure.png" pageId="17" pageNumber="18">Fig. 21</figureCitation>
F;
<bibRefCitation id="1D5337D4FFB2FFEAFE78FC96FD57FCD9" author="Felder" box="[389,666,839,864]" pageId="17" pageNumber="18" refString="Felder, D. L &amp; Rabalais, N. N. (1986) The genera Chasmocarcinus Rathbun and Speocarcinus Stimpson on the continental shelf of the Gulf of Mexico, with descriptions of the new species (Decapoda: Brachyura: Goneplacidae). Journal of Crustacean Biology, 6 (3), 547 - 575. http: // dx. doi. org / 10.2307 / 1548194" type="journal article" year="1986">Felder &amp; Rabalais 1986</bibRefCitation>
: fig. 2c) with semicircular median lobe with median fissure, lateral margins straight. Antennular articles relatively short (
<figureCitation id="E1F956A0FFB2FFEAFD0FFCBDFC89FC3D" box="[754,836,876,901]" captionStart="FIGURE 21" captionStartId="94.[151,250,1835,1857]" captionTargetBox="[151,1436,195,1813]" captionTargetId="figure@94.[151,1436,195,1813]" captionTargetPageId="94" captionText="FIGURE 21. Frontal view of cephalothorax of species of Chasmocarcinus. A, C. typicus, Trinidad: holotype male 7.8 × 8.7 mm (USNM 6901); B C. arcuatus, Brazil: male 5.7 × 7.7 mm (ZRC 2015.221); C, D, C. arcuatus, Brazil: male 3.7 × 5.1 mm (ZRC 2015.220); E, C. chacei, Gulf of Mexico: male 6.6 × 8.0 mm (USNM 61489); F, C. cylindricus, Puerto Rico: neotype female 4.6 × 6.1 mm (USNM 23765); G, C. gemmatus n. sp., Costa Rica: male 7.7 × 11.6 mm (SIO C 1205); H, C. hirsutipes, Brazil: holotype female 6.6 × 7.0 mm (after Coelho &amp; Coelho 1998: fig. 5 c)." httpUri="https://zenodo.org/record/272667/files/figure.png" pageId="17" pageNumber="18">Fig. 21</figureCitation>
E). Third maxilliped (
<figureCitation id="E1F956A0FFB2FFEAFBC7FCBDFB46FC3D" box="[1082,1163,876,901]" captionStart="FIGURE 28" captionStartId="101.[151,250,1830,1852]" captionTargetBox="[186,1398,193,1804]" captionTargetId="figure@101.[186,1398,193,1804]" captionTargetPageId="101" captionText="FIGURE 28. Third maxilliped of species of Chasmocarcinus and Amboplax n. gen. A, Chasmocarcinus typicus, Trinidad: holotype male 7.8 × 8.7 mm (USNM 6901); B, Chasmocarcinus typicus, Brazil: male 4.0 × 5.1 mm (MCZ CRU- 10993, holotype of Chasmocarcinus rathbuni); C, Chasmocarcinus typicus, Brazil: male 9.4 × 12.1 mm (ZRC 2015.211); D, Chasmocarcinus arcuatus, Brazil: male 5.7 × 7.7 mm (ZRC 2015.221); E, Chasmocarcinus arcuatus, Brazil: male 3.7 × 5.1 mm (ZRC 2015.220); F, Chasmocarcinus chacei, Gulf of Mexico: female 7.8 × 9.5 mm (USNM 61489); G, Chasmocarcinus cylindricus, Puerto Rico: female 6.9 × 9.2 mm (USNM 24551); H, Amboplax peresi, Brazil: male 5.1 × 6.4 mm (ZRC 2015.217)." httpUri="https://zenodo.org/record/272674/files/figure.png" pageId="17" pageNumber="18">Fig. 28</figureCitation>
F) merus ovate; ischium rectangular, longer than merus. Bulging pterygostomial region, clearly visible from dorsal view. Fingers of major chela of both sexes (
<figureCitation id="E1F956A0FFB2FFEAFE7FFC65FE1BFC74" box="[386,470,948,973]" captionStart="FIGURE 35" captionStartId="108.[151,250,1843,1865]" captionTargetBox="[151,1436,195,1821]" captionTargetId="figure@108.[151,1436,195,1821]" captionTargetPageId="108" captionText="FIGURE 35. Chelae of species of Chasmocarcinus. A, C. typicus, Trinidad: holotype male 7.8 × 8.7 mm (USNM 6901); B, C. typicus, Brazil: male 4.0 × 5.1 mm (MCZ CRU- 10993, holotype of Chasmocarcinus rathbuni); C, D, C. typicus, Trinidad: paratype male 7.1 × 9.4 mm (USNM 6901); E, F, C. arcuatus, Brazil: holotype male 5.5 × 6.8 mm (after Coelho &amp; Coelho 1998: figs. 2 d, 3 e); G, H, C. arcuatus, Brazil: male 3.7 × 5.1 mm (ZRC 2015.220); I, J, C. chacei, Gulf of Mexico: male 6.6 × 8.0 mm (USNM 61489); K, L, C. cylindricus, Jamaica: male 3.6 × 4.9 mm (USNM 42942)." httpUri="https://zenodo.org/record/272681/files/figure.png" pageId="17" pageNumber="18">
Fig.
<date id="0D7C6CE5FFB2FFEAFE45FC65FE1BFC74" box="[440,470,948,973]" pageId="17" pageNumber="18" value="1935-01">35</date>
</figureCitation>
I;
<bibRefCitation id="1D5337D4FFB2FFEAFE13FC65FCCCFC74" author="Felder" box="[494,769,948,973]" pageId="17" pageNumber="18" refString="Felder, D. L &amp; Rabalais, N. N. (1986) The genera Chasmocarcinus Rathbun and Speocarcinus Stimpson on the continental shelf of the Gulf of Mexico, with descriptions of the new species (Decapoda: Brachyura: Goneplacidae). Journal of Crustacean Biology, 6 (3), 547 - 575. http: // dx. doi. org / 10.2307 / 1548194" type="journal article" year="1986">Felder &amp; Rabalais 1986</bibRefCitation>
: fig. 3b) straight, proportionally short, only slightly longer than propodus in dorsal view; pollex as long as dactylus in large males. Fingers of
<taxonomicName id="BEC231A6FFB2FFEAFBC0FC06FB4DFC49" box="[1085,1152,983,1008]" class="Malacostraca" family="Chasmocarcinidae" genus="Camatopsis" kingdom="Animalia" order="Decapoda" pageId="17" pageNumber="18" phylum="Arthropoda" rank="species" species="minor">minor</taxonomicName>
chela of both sexes (
<figureCitation id="E1F956A0FFB2FFEAFA92FC06FF78FBAC" captionStart="FIGURE 35" captionStartId="108.[151,250,1843,1865]" captionTargetBox="[151,1436,195,1821]" captionTargetId="figure@108.[151,1436,195,1821]" captionTargetPageId="108" captionText="FIGURE 35. Chelae of species of Chasmocarcinus. A, C. typicus, Trinidad: holotype male 7.8 × 8.7 mm (USNM 6901); B, C. typicus, Brazil: male 4.0 × 5.1 mm (MCZ CRU- 10993, holotype of Chasmocarcinus rathbuni); C, D, C. typicus, Trinidad: paratype male 7.1 × 9.4 mm (USNM 6901); E, F, C. arcuatus, Brazil: holotype male 5.5 × 6.8 mm (after Coelho &amp; Coelho 1998: figs. 2 d, 3 e); G, H, C. arcuatus, Brazil: male 3.7 × 5.1 mm (ZRC 2015.220); I, J, C. chacei, Gulf of Mexico: male 6.6 × 8.0 mm (USNM 61489); K, L, C. cylindricus, Jamaica: male 3.6 × 4.9 mm (USNM 42942)." httpUri="https://zenodo.org/record/272681/files/figure.png" pageId="17" pageNumber="18">Fig. 35</figureCitation>
J;
<bibRefCitation id="1D5337D4FFB2FFEAFF30FC2DFE12FBAC" author="Felder" box="[205,479,1020,1045]" pageId="17" pageNumber="18" refString="Felder, D. L &amp; Rabalais, N. N. (1986) The genera Chasmocarcinus Rathbun and Speocarcinus Stimpson on the continental shelf of the Gulf of Mexico, with descriptions of the new species (Decapoda: Brachyura: Goneplacidae). Journal of Crustacean Biology, 6 (3), 547 - 575. http: // dx. doi. org / 10.2307 / 1548194" type="journal article" year="1986">Felder &amp; Rabalais 1986</bibRefCitation>
: fig. 3c) scissor-like; cutting margin of pollex with low teeth, distal quarter with few small spines. Inner margin of cheliped carpus smooth. Ambulatory legs proportionally short (
<figureCitation id="E1F956A0FFB2FFEAFB4DFBCEFB3FFB81" box="[1200,1266,1055,1080]" captionStart="FIGURE 3" captionStartId="18.[151,250,1437,1459]" captionTargetBox="[151,1436,177,1420]" captionTargetId="figure@18.[151,1436,177,1420]" captionTargetPageId="18" captionText="FIGURE 3. Overall dorsal view of species of Chasmocarcinus. A, C. chacei, Gulf of Mexico: male 6.6 × 8.0 mm (USNM 61489); B, C. chacei, Gulf of Mexico: female 7.8 × 9.5 mm (USNM 61489); C, C. cylindricus, Jamaica: male 3.6 × 4.9 mm (USNM 42942); D, C. cylindricus, Puerto Rico: neotype female 4.6 × 6.1 mm (USNM 23765); E, C. cylindricus, Puerto Rico: female 6.9 × 9.2 mm (USNM 24551); F, C. gemmatus n. sp., Costa Rica: male 7.7 × 11.6 mm (SIO C 1205); H, C. hirsutipes, Brazil: holotype male 6.6 × 7.0 mm (after Coelho &amp; Coelho 1998: fig. 5 a)." httpUri="https://zenodo.org/record/272649/files/figure.png" pageId="17" pageNumber="18">Fig. 3</figureCitation>
A, B:
<bibRefCitation id="1D5337D4FFB2FFEAFACAFBCEFEF2FBE4" author="Felder" pageId="17" pageNumber="18" refString="Felder, D. L &amp; Rabalais, N. N. (1986) The genera Chasmocarcinus Rathbun and Speocarcinus Stimpson on the continental shelf of the Gulf of Mexico, with descriptions of the new species (Decapoda: Brachyura: Goneplacidae). Journal of Crustacean Biology, 6 (3), 547 - 575. http: // dx. doi. org / 10.2307 / 1548194" type="journal article" year="1986">Felder &amp; Rabalais 1986</bibRefCitation>
: fig. 3d), folded P5 merus only reaching middle portion of anterolateral margin; subdistal spur present on P5 dactylus (
<figureCitation id="E1F956A0FFB2FFEAFE59FBB6FE38FB39" box="[420,501,1127,1152]" captionStart="FIGURE 63" captionStartId="136.[151,250,1891,1913]" captionTargetBox="[186,1405,294,1877]" captionTargetId="figure@136.[176,1414,283,1877]" captionTargetPageId="136" captionText="FIGURE 63. Gonopods and ambulatory dactylus of species of Chasmocarcinus. A ‒ C, C. typicus, Trinidad: holotype male 7.8 × 8.7 mm (USNM 6901); D ‒ F, C. arcuatus, Brazil: male 5.7 × 7.7 mm (ZRC 2015.221); G ‒ J, C. arcuatus, Brazil: male 3.7 × 5.1 mm (ZRC 2015.220); K ‒ M, C. chacei, Gulf of Mexico: paratype male 4.5 × 6.7 mm (USNM 228456, after Felder &amp; Rabalais 1986: fig. 3 e, g, h). A, D, G, ventral view of left G 1; B, E, H, dorsal view of left G 1; I, ventral view of tip of left G 1; K, ventral view of right G 1 (laterally transposed); C, F, J, L, left G 2; M, tip of P 5. Scales: A ‒ H, J ‒ M = 0.5 mm; I = 0.1 mm." httpUri="https://zenodo.org/record/272709/files/figure.png" pageId="17" pageNumber="18">Fig. 63</figureCitation>
M). Fused thoracic sternites 1, 2 (
<figureCitation id="E1F956A0FFB2FFEAFC93FBB6FC0DFB39" box="[878,960,1127,1152]" captionStart="FIGURE 49" captionStartId="122.[151,250,1851,1873]" captionTargetBox="[185,1379,193,1821]" captionTargetId="figure@122.[185,1379,193,1821]" captionTargetPageId="122" captionText="FIGURE 49. Anterior thoracic sternum and male pleon of species of Chasmocarcinus. A, C. typicus, Trinidad: holotype male 7.8 × 8.7 mm (USNM 6901); B, C. typicus, Brazil: male 4.0 × 5.1 mm (MCZ CRU- 10993, holotype of Chasmocarcinus rathbuni); C, C. arcuatus, Brazil: male 5.7 × 7.7 mm (ZRC 2015.221); D, C. arcuatus, Brazil: male 3.7 × 5.1 mm (ZRC 2015.220); E, C. chacei, Gulf of Mexico: male 6.6 × 8.0 mm (USNM 61489); F, C. cylindricus, Jamaica: male 3.6 × 4.9 mm (USNM 42942); G, C. gemmatus n. sp., Costa Rica: male 7.7 × 11.6 mm (SIO C 1205); H, C. hirsutipes, Brazil: holotype male 6.6 × 7.0 mm (after Coelho &amp; Coelho 1998: fig. 7 c)." httpUri="https://zenodo.org/record/272695/files/figure.png" pageId="17" pageNumber="18">Fig. 49</figureCitation>
E) broadly triangular, proportionally wide, short. Male pleon (
<bibRefCitation id="1D5337D4FFB2FFEAFE90FB5DFD1FFB1C" author="Felder" box="[365,722,1164,1189]" pageId="17" pageNumber="18" refString="Felder, D. L &amp; Rabalais, N. N. (1986) The genera Chasmocarcinus Rathbun and Speocarcinus Stimpson on the continental shelf of the Gulf of Mexico, with descriptions of the new species (Decapoda: Brachyura: Goneplacidae). Journal of Crustacean Biology, 6 (3), 547 - 575. http: // dx. doi. org / 10.2307 / 1548194" type="journal article" year="1986" yearSuffix="f">Felder &amp; Rabalais 1986: fig. 2f</bibRefCitation>
) with proportionally long, narrow telson. G1 (
<figureCitation id="E1F956A0FFB2FFEAFB1DFB5DFAFFFB1C" box="[1248,1330,1164,1189]" captionStart="FIGURE 63" captionStartId="136.[151,250,1891,1913]" captionTargetBox="[186,1405,294,1877]" captionTargetId="figure@136.[176,1414,283,1877]" captionTargetPageId="136" captionText="FIGURE 63. Gonopods and ambulatory dactylus of species of Chasmocarcinus. A ‒ C, C. typicus, Trinidad: holotype male 7.8 × 8.7 mm (USNM 6901); D ‒ F, C. arcuatus, Brazil: male 5.7 × 7.7 mm (ZRC 2015.221); G ‒ J, C. arcuatus, Brazil: male 3.7 × 5.1 mm (ZRC 2015.220); K ‒ M, C. chacei, Gulf of Mexico: paratype male 4.5 × 6.7 mm (USNM 228456, after Felder &amp; Rabalais 1986: fig. 3 e, g, h). A, D, G, ventral view of left G 1; B, E, H, dorsal view of left G 1; I, ventral view of tip of left G 1; K, ventral view of right G 1 (laterally transposed); C, F, J, L, left G 2; M, tip of P 5. Scales: A ‒ H, J ‒ M = 0.5 mm; I = 0.1 mm." httpUri="https://zenodo.org/record/272709/files/figure.png" pageId="17" pageNumber="18">Fig. 63</figureCitation>
K;
<bibRefCitation id="1D5337D4FFB2FFEAFAA8FB5DFE9BFB71" author="Felder" pageId="17" pageNumber="18" refString="Felder, D. L &amp; Rabalais, N. N. (1986) The genera Chasmocarcinus Rathbun and Speocarcinus Stimpson on the continental shelf of the Gulf of Mexico, with descriptions of the new species (Decapoda: Brachyura: Goneplacidae). Journal of Crustacean Biology, 6 (3), 547 - 575. http: // dx. doi. org / 10.2307 / 1548194" type="journal article" year="1986">Felder &amp; Rabalais 1986</bibRefCitation>
: fig. 3f, g) stout, straight, distal segment with spinules. G2 (
<figureCitation id="E1F956A0FFB2FFEAFC12FB7EFB8DFB71" box="[1007,1088,1199,1224]" captionStart="FIGURE 63" captionStartId="136.[151,250,1891,1913]" captionTargetBox="[186,1405,294,1877]" captionTargetId="figure@136.[176,1414,283,1877]" captionTargetPageId="136" captionText="FIGURE 63. Gonopods and ambulatory dactylus of species of Chasmocarcinus. A ‒ C, C. typicus, Trinidad: holotype male 7.8 × 8.7 mm (USNM 6901); D ‒ F, C. arcuatus, Brazil: male 5.7 × 7.7 mm (ZRC 2015.221); G ‒ J, C. arcuatus, Brazil: male 3.7 × 5.1 mm (ZRC 2015.220); K ‒ M, C. chacei, Gulf of Mexico: paratype male 4.5 × 6.7 mm (USNM 228456, after Felder &amp; Rabalais 1986: fig. 3 e, g, h). A, D, G, ventral view of left G 1; B, E, H, dorsal view of left G 1; I, ventral view of tip of left G 1; K, ventral view of right G 1 (laterally transposed); C, F, J, L, left G 2; M, tip of P 5. Scales: A ‒ H, J ‒ M = 0.5 mm; I = 0.1 mm." httpUri="https://zenodo.org/record/272709/files/figure.png" pageId="17" pageNumber="18">Fig. 63</figureCitation>
L;
<bibRefCitation id="1D5337D4FFB2FFEAFBA3FB7EFAA1FB71" author="Felder" box="[1118,1388,1199,1224]" pageId="17" pageNumber="18" refString="Felder, D. L &amp; Rabalais, N. N. (1986) The genera Chasmocarcinus Rathbun and Speocarcinus Stimpson on the continental shelf of the Gulf of Mexico, with descriptions of the new species (Decapoda: Brachyura: Goneplacidae). Journal of Crustacean Biology, 6 (3), 547 - 575. http: // dx. doi. org / 10.2307 / 1548194" type="journal article" year="1986">Felder &amp; Rabalais 1986</bibRefCitation>
: fig. 3h) about 3/4 G1 length, straight, slender, distal segment long, curved. Female pleon (
<figureCitation id="E1F956A0FFB2FFEAFB66FB05FB3CFB55" box="[1179,1265,1236,1261]" captionStart="FIGURE 84" captionStartId="157.[151,250,1379,1401]" captionTargetBox="[151,1436,193,1357]" captionTargetId="figure@157.[151,1436,193,1357]" captionTargetPageId="157" captionText="FIGURE 84. Female thoracic sternum and pleon of species of Chasmocarcinus. A, C. typicus, Trinidad: paratype female 6.5 × 6.8 mm (USNM 6901); B, C. arcuatus, Brazil: female 4.4 × 6.2 mm (ZRC 2015.222); C, C. chacei, Gulf of Mexico: female 7.8 × 9.5 mm (USNM 61489); D, C. cylindricus, Puerto Rico: female 6.9 × 9.2 mm (USNM 24551); E, C. latipes, Mexico: neotype female 12.4 × 14.4 mm (USNM 21592); F, C. latipes, Mexico: female 9.2 × 13.0 mm (AMNH 16262, holotype female of Chasmocarcinus ferrugineus Glassell, 1936)." httpUri="https://zenodo.org/record/272730/files/figure.png" pageId="17" pageNumber="18">Fig. 84</figureCitation>
C) with lateral margins of somites strongly convex; telson proportionally short. Sterno-pleonal cavity of female (
<figureCitation id="E1F956A0FFB2FFEAFAD4FB26FA4CFAA9" box="[1321,1409,1271,1296]" captionStart="FIGURE 89" captionStartId="162.[151,250,1784,1806]" captionTargetBox="[234,1352,221,1751]" captionTargetId="figure@162.[234,1352,221,1751]" captionTargetPageId="162" captionText="FIGURE 89. Vulvae of species of Chasmocarcinus, Amboplax n. gen. and Deltopelta n. gen. A, Chasmocarcinus typicus, Trinidad: paratype female 6.5 × 6.8 mm (USNM 6901); B, Chasmocarcinus arcuatus, Brazil: female 4.4 × 6.2 mm (ZRC 2015.222); C, Chasmocarcinus chacei, Gulf of Mexico: female 7.8 × 9.5 mm (USNM 61489); D, Chasmocarcinus cylindricus, Puerto Rico: female 6.9 × 9.2 mm (USNM 24551); E, Chasmocarcinus latipes, Mexico: holotype female 12.4 × 14.4 mm (USNM 21592); F, C. latipes, Mexico: female 9.2 × 13.0 mm (AMNH 16262, holotype female of Chasmocarcinus ferrugineus Glassell, 1936); G, Chasmocarcinus longipes, Colombia: paratype female 5.6 × 6.8 mm (USNM 78785); H, Chasmocarcinus mississippiensis, Gulf of Mexico: female 9.6 × 12.4 mm (USNM 150090); I, Amboplax peresi, Brazil: ovigerous female 4.9 × 6.2 mm (ZRC 2015. 217); J, Deltopelta obliquus, Belize: female 10.7 × 13.0 mm (PMNH, holotype of Hephthopelta superba)." httpUri="https://zenodo.org/record/272735/files/figure.png" pageId="17" pageNumber="18">Fig. 89</figureCitation>
C) moderately shallow, vulvae close together.
</paragraph>
</subSubSection>
<subSubSection id="31D819AEFFB2FFEAFF3AFAEEFD99F9ED" pageId="17" pageNumber="18" type="discussion">
<paragraph id="797D4A25FFB2FFEAFF3AFAEEFCEDFA7D" blockId="17.[151,1437,372,1656]" pageId="17" pageNumber="18">
<emphasis id="4BB69637FFB2FFEAFF3AFAEEFEF9FAE1" bold="true" box="[199,308,1343,1368]" pageId="17" pageNumber="18">Remarks</emphasis>
. Diagnostic for
<taxonomicName id="BEC231A6FFB2FFEAFE06FA91FDA6FAE1" box="[507,619,1343,1368]" class="Malacostraca" family="Chasmocarcinidae" genus="Chasmocarcinus" kingdom="Animalia" order="Decapoda" pageId="17" pageNumber="18" phylum="Arthropoda" rank="species" species="chacei">
<emphasis id="4BB69637FFB2FFEAFE06FA91FDA6FAE1" box="[507,619,1343,1368]" italics="true" pageId="17" pageNumber="18">C. chacei</emphasis>
</taxonomicName>
is a relatively smooth carapace that lacks granular ridges along the anterolateral margins, and proportionally short orbits and long eye peduncles (
<figureCitation id="E1F956A0FFB2FFEAFBEFFAB5FBA8FAC5" box="[1042,1125,1380,1405]" captionStart="FIGURE 21" captionStartId="94.[151,250,1835,1857]" captionTargetBox="[151,1436,195,1813]" captionTargetId="figure@94.[151,1436,195,1813]" captionTargetPageId="94" captionText="FIGURE 21. Frontal view of cephalothorax of species of Chasmocarcinus. A, C. typicus, Trinidad: holotype male 7.8 × 8.7 mm (USNM 6901); B C. arcuatus, Brazil: male 5.7 × 7.7 mm (ZRC 2015.221); C, D, C. arcuatus, Brazil: male 3.7 × 5.1 mm (ZRC 2015.220); E, C. chacei, Gulf of Mexico: male 6.6 × 8.0 mm (USNM 61489); F, C. cylindricus, Puerto Rico: neotype female 4.6 × 6.1 mm (USNM 23765); G, C. gemmatus n. sp., Costa Rica: male 7.7 × 11.6 mm (SIO C 1205); H, C. hirsutipes, Brazil: holotype female 6.6 × 7.0 mm (after Coelho &amp; Coelho 1998: fig. 5 c)." httpUri="https://zenodo.org/record/272667/files/figure.png" pageId="17" pageNumber="18">Fig. 21</figureCitation>
E;
<bibRefCitation id="1D5337D4FFB2FFEAFB78FAB5FA55FAC4" author="Felder" box="[1157,1432,1380,1405]" pageId="17" pageNumber="18" refString="Felder, D. L &amp; Rabalais, N. N. (1986) The genera Chasmocarcinus Rathbun and Speocarcinus Stimpson on the continental shelf of the Gulf of Mexico, with descriptions of the new species (Decapoda: Brachyura: Goneplacidae). Journal of Crustacean Biology, 6 (3), 547 - 575. http: // dx. doi. org / 10.2307 / 1548194" type="journal article" year="1986">Felder &amp; Rabalais 1986</bibRefCitation>
: fig. 2a, b), a rectangular third maxilliped ischium that is slightly longer than the merus (
<figureCitation id="E1F956A0FFB2FFEAFB9AFA56FB75FA19" box="[1127,1208,1415,1440]" captionStart="FIGURE 28" captionStartId="101.[151,250,1830,1852]" captionTargetBox="[186,1398,193,1804]" captionTargetId="figure@101.[186,1398,193,1804]" captionTargetPageId="101" captionText="FIGURE 28. Third maxilliped of species of Chasmocarcinus and Amboplax n. gen. A, Chasmocarcinus typicus, Trinidad: holotype male 7.8 × 8.7 mm (USNM 6901); B, Chasmocarcinus typicus, Brazil: male 4.0 × 5.1 mm (MCZ CRU- 10993, holotype of Chasmocarcinus rathbuni); C, Chasmocarcinus typicus, Brazil: male 9.4 × 12.1 mm (ZRC 2015.211); D, Chasmocarcinus arcuatus, Brazil: male 5.7 × 7.7 mm (ZRC 2015.221); E, Chasmocarcinus arcuatus, Brazil: male 3.7 × 5.1 mm (ZRC 2015.220); F, Chasmocarcinus chacei, Gulf of Mexico: female 7.8 × 9.5 mm (USNM 61489); G, Chasmocarcinus cylindricus, Puerto Rico: female 6.9 × 9.2 mm (USNM 24551); H, Amboplax peresi, Brazil: male 5.1 × 6.4 mm (ZRC 2015.217)." httpUri="https://zenodo.org/record/272674/files/figure.png" pageId="17" pageNumber="18">Fig. 28</figureCitation>
F), and semicircular, proportionally broad and short sternite 1 and 2 (
<figureCitation id="E1F956A0FFB2FFEAFD53FA7DFCCFFA7D" box="[686,770,1452,1477]" captionStart="FIGURE 49" captionStartId="122.[151,250,1851,1873]" captionTargetBox="[185,1379,193,1821]" captionTargetId="figure@122.[185,1379,193,1821]" captionTargetPageId="122" captionText="FIGURE 49. Anterior thoracic sternum and male pleon of species of Chasmocarcinus. A, C. typicus, Trinidad: holotype male 7.8 × 8.7 mm (USNM 6901); B, C. typicus, Brazil: male 4.0 × 5.1 mm (MCZ CRU- 10993, holotype of Chasmocarcinus rathbuni); C, C. arcuatus, Brazil: male 5.7 × 7.7 mm (ZRC 2015.221); D, C. arcuatus, Brazil: male 3.7 × 5.1 mm (ZRC 2015.220); E, C. chacei, Gulf of Mexico: male 6.6 × 8.0 mm (USNM 61489); F, C. cylindricus, Jamaica: male 3.6 × 4.9 mm (USNM 42942); G, C. gemmatus n. sp., Costa Rica: male 7.7 × 11.6 mm (SIO C 1205); H, C. hirsutipes, Brazil: holotype male 6.6 × 7.0 mm (after Coelho &amp; Coelho 1998: fig. 7 c)." httpUri="https://zenodo.org/record/272695/files/figure.png" pageId="17" pageNumber="18">Fig. 49</figureCitation>
E).
</paragraph>
<paragraph id="797D4A25FFB2FFEAFF3AFA01FD99F9ED" blockId="17.[151,1437,372,1656]" pageId="17" pageNumber="18">
A molt of a large female from
<collectingCountry id="01D50AB5FFB2FFEAFDE0FA1EFDB2FA51" box="[541,639,1487,1512]" name="Anguilla" pageId="17" pageNumber="18">Anguilla</collectingCountry>
(8.3 ×
<quantity id="BE3AE7C0FFB2FFEAFD2DFA01FCFBFA5E" box="[720,822,1488,1512]" metricMagnitude="-2" metricUnit="m" metricValue="1.01" pageId="17" pageNumber="18" unit="mm" value="10.1">10.1 mm</quantity>
, USNM 228470), outside the normal distribution of
<taxonomicName id="BEC231A6FFB2FFEAFA7FFA01FF2DF9B4" class="Malacostraca" family="Chasmocarcinidae" genus="Chasmocarcinus" kingdom="Animalia" order="Decapoda" pageId="17" pageNumber="18" phylum="Arthropoda" rank="species" species="chacei">
<emphasis id="4BB69637FFB2FFEAFA7FFA01FF2DF9B4" italics="true" pageId="17" pageNumber="18">C. chacei</emphasis>
</taxonomicName>
, and tentatively identified as belonging to this species (
<bibRefCitation id="1D5337D4FFB2FFEAFCACFA25FB57F9B4" author="Felder" box="[849,1178,1524,1549]" pageId="17" pageNumber="18" refString="Felder, D. L &amp; Rabalais, N. N. (1986) The genera Chasmocarcinus Rathbun and Speocarcinus Stimpson on the continental shelf of the Gulf of Mexico, with descriptions of the new species (Decapoda: Brachyura: Goneplacidae). Journal of Crustacean Biology, 6 (3), 547 - 575. http: // dx. doi. org / 10.2307 / 1548194" type="journal article" year="1986">Felder &amp; Rabalais 1986: 549</bibRefCitation>
) actually represents
<taxonomicName id="BEC231A6FFB2FFEAFA7FFA24FF2BF989" class="Malacostraca" family="Chasmocarcinidae" genus="Chasmocarcinus" kingdom="Animalia" order="Decapoda" pageId="17" pageNumber="18" phylum="Arthropoda" rank="species" species="typicus">
<emphasis id="4BB69637FFB2FFEAFA7FFA24FF2BF989" italics="true" pageId="17" pageNumber="18">C. typicus</emphasis>
</taxonomicName>
. The fused thoracic sternites 1 and 2 are broadly triangular with parallel sides, proportionally narrow and long, which is diagnostic for
<taxonomicName id="BEC231A6FFB2FFEAFE20F9ECFD80F9ED" box="[477,589,1597,1620]" class="Malacostraca" family="Chasmocarcinidae" genus="Chasmocarcinus" kingdom="Animalia" order="Decapoda" pageId="17" pageNumber="18" phylum="Arthropoda" rank="species" species="typicus">
<emphasis id="4BB69637FFB2FFEAFE20F9ECFD80F9ED" box="[477,589,1597,1620]" italics="true" pageId="17" pageNumber="18">C. typicus</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection id="31D819AEFFB2FFEAFF3AF98EFC03F9C1" box="[199,974,1631,1656]" pageId="17" pageNumber="18" type="distribution">
<paragraph id="797D4A25FFB2FFEAFF3AF98EFC03F9C1" blockId="17.[151,1437,372,1656]" box="[199,974,1631,1656]" pageId="17" pageNumber="18">
<emphasis id="4BB69637FFB2FFEAFF3AF98EFE94F9C1" bold="true" box="[199,345,1631,1656]" pageId="17" pageNumber="18">Distribution</emphasis>
.
<collectingRegion id="BB0684C7FFB2FFEAFE9AF98EFE57F9C1" box="[359,410,1631,1656]" country="Papua New Guinea" name="Gulf" pageId="17" pageNumber="18">Gulf</collectingRegion>
of
<collectingRegion id="BB0684C7FFB2FFEAFE3DF98EFDD4F9C1" box="[448,537,1631,1656]" country="Mexico" name="Mexico" pageId="17" pageNumber="18">
<collectingCountry id="01D50AB5FFB2FFEAFE3DF98EFDD4F9C1" box="[448,537,1631,1656]" name="Mexico" pageId="17" pageNumber="18">Mexico</collectingCountry>
</collectingRegion>
. Depth:
<quantity id="BE3AE7C0FFB2FFEAFD8BF98EFD2AF9CE" box="[630,743,1631,1656]" metricMagnitude="2" metricUnit="m" metricValue="1.91" metricValueMax="2.96" metricValueMin="0.86" pageId="17" pageNumber="18" unit="m" value="191.0" valueMax="296.0" valueMin="86.0">86–296 m</quantity>
(Felder
<emphasis id="4BB69637FFB2FFEAFCBBF9B0FCB3F9C1" box="[838,894,1631,1656]" italics="true" pageId="17" pageNumber="18">et al.</emphasis>
2009).
</paragraph>
</subSubSection>
</treatment>
</document>
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