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<mods:title id="82C33C83FA6D3191AD44AE9DFDE35C35">Strongly carinate species of Alpheopsis Coutière, 1897 of the tropical Atlantic and eastern Pacific, with redescription of A. trigona (Rathbun, 1901) and description of three new species (Malacostraca: Decapoda: Alpheidae)</mods:title>
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<treatment id="C04B87CFFFB3FF4D30ABFA81FB39F811" ID-DOI="http://doi.org/10.5281/zenodo.3510368" ID-GBIF-Taxon="131878748" ID-Zenodo-Dep="3510368" LSID="urn:lsid:plazi:treatment:C04B87CFFFB3FF4D30ABFA81FB39F811" httpUri="http://treatment.plazi.org/id/C04B87CFFFB3FF4D30ABFA81FB39F811" lastPageId="7" lastPageNumber="206" pageId="2" pageNumber="201">
<subSubSection id="00F86552FFB3FF4830ABFA81FE8FFAA0" pageId="2" pageNumber="201" type="nomenclature">
<paragraph id="485D36D9FFB3FF4830ABFA81FDD1FAC1" blockId="2.[151,588,1291,1351]" box="[151,588,1291,1318]" pageId="2" pageNumber="201">
<heading id="131581B5FFB3FF4830ABFA81FDD1FAC1" bold="true" box="[151,588,1291,1318]" fontSize="11" level="1" pageId="2" pageNumber="201" reason="1">
<taxonomicName id="8FE24D5AFFB3FF4830ABFA81FDD1FAC1" ID-CoL="84W6B" authority="Rathbun, 1901" authorityName="Rathbun" authorityYear="1901" box="[151,588,1291,1318]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="2" pageNumber="201" phylum="Arthropoda" rank="species" species="trigona">
<emphasis id="7A96EACBFFB3FF4830ABFA81FDD1FAC1" bold="true" box="[151,588,1291,1318]" pageId="2" pageNumber="201">
<emphasis id="7A96EACBFFB3FF4830ABFA81FEE7FAC2" bold="true" box="[151,378,1291,1317]" italics="true" pageId="2" pageNumber="201">Alpheopsis trigona</emphasis>
(
<bibRefCitation id="2C734B28FFB3FF4831B5FA86FDD9FAC1" author="Rathbun" box="[393,580,1292,1318]" pageId="2" pageNumber="201" refString="Rathbun, M. J. (1901) The Brachyura and Macrura of Puerto Rico. United States Fish Commission Bulletin, 1900 (20), 1 - 137, pls. 1, 2." type="journal article" year="1901">Rathbun, 1901</bibRefCitation>
)
</emphasis>
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</paragraph>
<paragraph id="485D36D9FFB3FF4830ABFAA4FE8FFAA0" blockId="2.[151,588,1291,1351]" box="[151,274,1326,1351]" pageId="2" pageNumber="201">
(
<figureCitation id="D0D92A5CFFB3FF4830A3FAA4FE97FAA0" box="[159,266,1326,1351]" captionStart-0="FIGURE 2" captionStart-1="FIGURE 3" captionStart-2="FIGURE 4" captionStartId-0="3.[151,250,1739,1761]" captionStartId-1="5.[151,250,1532,1554]" captionStartId-2="6.[151,250,1820,1842]" captionTargetBox-0="[162,1430,203,1707]" captionTargetBox-1="[167,1421,205,1497]" captionTargetBox-2="[164,1418,316,1779]" captionTargetId-0="figure@3.[151,1436,193,1718]" captionTargetId-1="figure@5.[151,1436,193,1511]" captionTargetId-2="figure@6.[151,1436,301,1798]" captionTargetPageId-0="3" captionTargetPageId-1="5" captionTargetPageId-2="6" captionText-0="FIGURE 2. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): acarapace and anterior pleon, lateral; b—same, dorsal; c—anterior region of carapace and frontal appendages, lateral; d—same, dorsal; e—posterior pleon, lateral; f—telson, dorsal; g—ventromesial tooth on first article of antennular peduncle, lateral; hthird maxilliped, lateral; i—same, tip of ultimate article, mesial; j—uropod, dorsal." captionText-1="FIGURE 3. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): aright cheliped, lateral; b—same, mesial (proximal articles detached); c—same, chela, mesial; d—same, chela fingers, lateral; e—second pereiopod, lateral; f—third pereiopod, lateral; g—same, distal propodus and dactylus, lateral; h—fifth pereiopod, lateral." captionText-2="FIGURE 4. Alpheopsis trigona (Rathbun, 1901), female holotype (cl 5.5 mm) from off Vieques Island, Puerto Rico (USNM 23785) [a – c]; male (cl 5.4 mm) from Peter Island, US Virgin Islands (USNM 135844); a—carapace, lateral; b—left cheliped, mesial; c—same, dorsolateral; d—carapace and anterior pleon, lateral; e—same, dorsal; f—anterior region of carapace and frontal appendages, lateral; g—same, dorsal; h—right (major) cheliped, mesial; i—same, carpus and chela, lateral; j—left (minor) cheliped, mesial; k—same, lateral; l—second pereiopod, lateral; m—third pereiopod, lateral. Modified from Anker (2001)." httpUri-0="https://zenodo.org/record/809638/files/figure.png" httpUri-1="https://zenodo.org/record/809640/files/figure.png" httpUri-2="https://zenodo.org/record/809642/files/figure.png" pageId="2" pageNumber="201">Figs. 2–4</figureCitation>
)
</paragraph>
</subSubSection>
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<paragraph id="485D36D9FFB3FF4830ABFAFDFE94FA4C" blockId="2.[151,1437,1398,1696]" pageId="2" pageNumber="201">
<treatmentCitationGroup id="68F211F7FFB3FF4830ABFAFDFE94FA4C" pageId="2" pageNumber="201">
<taxonomicName id="8FE24D5AFFB3FF4830ABFAFDFDDCFA6B" ID-CoL="85T4V" authority="Rathbun 1901: 111" authorityName="Rathbun" authorityPageNumber="111" authorityYear="1901" box="[151,577,1398,1420]" class="Malacostraca" family="Alpheidae" genus="Jousseaumea" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="2" pageNumber="201" phylum="Arthropoda" rank="species" species="trigona">
<emphasis id="7A96EACBFFB3FF4830ABFAFDFEECFA6B" box="[151,369,1399,1420]" italics="true" pageId="2" pageNumber="201">Jousseaumea trigona</emphasis>
<treatmentCitation id="C94310C8FFB3FF483146FAFCFDDCFA6B" author="Rathbun" box="[378,577,1398,1420]" page="111" pageId="2" pageNumber="201" year="1901">
<bibRefCitation id="2C734B28FFB3FF483146FAFCFD93FA6B" author="Rathbun" box="[378,526,1398,1420]" pageId="2" pageNumber="201" refString="Rathbun, M. J. (1901) The Brachyura and Macrura of Puerto Rico. United States Fish Commission Bulletin, 1900 (20), 1 - 137, pls. 1, 2." type="journal article" year="1901">Rathbun 1901</bibRefCitation>
: 111
</treatmentCitation>
</taxonomicName>
, fig. 21;
<treatmentCitation id="C94310C8FFB3FF48329EFAFCFCFEFA6B" author="Schmitt" box="[674,867,1398,1420]" page="68" pageId="2" pageNumber="201" year="1924">
<bibRefCitation id="2C734B28FFB3FF48329EFAFCFCA1FA6B" author="Schmitt" box="[674,828,1398,1420]" pageId="2" pageNumber="201" refString="Schmitt, W. L. (1924 a) The macruran, anomuran and stomatopod Crustacea. Bijdragen tot de kennis der fauna van Curacao. Resultaten eener reis van Dr. C. J. van der Horst in 1920. Bijdragen tot de Dierkunde, 23, 61 - 81, pl. 8." type="journal article" year="1924" yearSuffix="a">Schmitt 1924a</bibRefCitation>
: 68
</treatmentCitation>
;
<treatmentCitation id="C94310C8FFB3FF48334DFAFCFBADFA6B" author="Schmitt" box="[881,1072,1398,1420]" page="140" pageId="2" pageNumber="201" year="1935">
<bibRefCitation id="2C734B28FFB3FF48334DFAFCFC62FA6B" author="Schmitt" box="[881,1023,1398,1420]" pageId="2" pageNumber="201" refString="Schmitt, W. L. (1935) Crustacea Macrura and Anomura of Porto Rico and the Virgin Islands. Science Survey of Porto Rico (New York Academy of Sciences), 15, 125 - 227." type="journal article" year="1935">Schmitt 1935</bibRefCitation>
: 140
</treatmentCitation>
(
<emphasis id="7A96EACBFFB3FF48347EFAFDFB1BFA6B" box="[1090,1158,1399,1420]" italics="true" pageId="2" pageNumber="201">partim</emphasis>
, fig. 15 based on
<bibRefCitation id="2C734B28FFB3FF48357AFAFCFF60FA4C" author="Rathbun" pageId="2" pageNumber="201" refString="Rathbun, M. J. (1901) The Brachyura and Macrura of Puerto Rico. United States Fish Commission Bulletin, 1900 (20), 1 - 137, pls. 1, 2." type="journal article" year="1901">Rathbun 1901</bibRefCitation>
).
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</paragraph>
<paragraph id="485D36D9FFB3FF4830ABFA3EFBD5F9E0" blockId="2.[151,1437,1398,1696]" pageId="2" pageNumber="201">
<treatmentCitationGroup id="68F211F7FFB3FF4830ABFA3EFBD5F9E0" pageId="2" pageNumber="201">
<taxonomicName id="8FE24D5AFFB3FF4830ABFA3EFEF9FA2D" ID-CoL="84W6C" authorityName="Rathbun" authorityYear="1901" box="[151,356,1460,1482]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="2" pageNumber="201" phylum="Arthropoda" rank="species" species="trigonus">
<emphasis id="7A96EACBFFB3FF4830ABFA3EFEF9FA2D" box="[151,356,1460,1482]" italics="true" pageId="2" pageNumber="201">Alpheopsis trigonus</emphasis>
</taxonomicName>
—
<treatmentCitation id="C94310C8FFB3FF483142FA3EFDBEFA2D" author="Chace" box="[382,547,1460,1482]" page="56" pageId="2" pageNumber="201" year="1972">
<bibRefCitation id="2C734B28FFB3FF483142FA3EFE61FA2D" author="Chace" box="[382,508,1460,1482]" pageId="2" pageNumber="201" refString="Chace, F. A. Jr. (1972) The shrimps of the Smithsonian-Bredin Caribbean expeditions with a summary of the West Indian shallow-water species (Crustacea: Decapoda: Natantia). Smithsonian Contributions to Zoology, 98, 1 - 179. https: // doi. org / 10.5479 / si. 00810282.98" type="journal article" year="1972">Chace 1972</bibRefCitation>
: 56
</treatmentCitation>
(
<emphasis id="7A96EACBFFB3FF483209FA3FFDE4FA2D" box="[565,633,1461,1482]" italics="true" pageId="2" pageNumber="201">partim</emphasis>
);
<treatmentCitation id="C94310C8FFB3FF4832AEFA3EFCEFFA2D" author="Rodriguez" box="[658,882,1460,1482]" page="137" pageId="2" pageNumber="201" year="1980">
<bibRefCitation id="2C734B28FFB3FF4832AEFA3EFCA6FA2D" author="Rodriguez" box="[658,827,1460,1482]" pageId="2" pageNumber="201" refString="Rodriguez, G. (1980) Crustaceos decapodos de Fenezuela. Instituto Venezolano de Investigaciones Cientificas, Caracas, 494 pp." type="book" year="1980">Rodriguez 1980</bibRefCitation>
: 137
</treatmentCitation>
; (?)
<treatmentCitation id="C94310C8FFB3FF483399FA3EFBFDFA2D" author="Sterrer" box="[933,1120,1460,1482]" page="324" pageId="2" pageNumber="201" year="1986">
<bibRefCitation id="2C734B28FFB3FF483399FA3EFBB7FA2D" author="Sterrer" box="[933,1066,1460,1482]" pageId="2" pageNumber="201" refString="Sterrer, W. (1986) Marine fauna and flora of Bermuda. A systematic guide to the identification of marine organisms. Wiley Interscience, New York, 742 pp." type="book" year="1986">Sterrer 1986</bibRefCitation>
: 324
</treatmentCitation>
, text-pl. 105, pl. 9, fig. 2; (?)
<treatmentCitation id="C94310C8FFB3FF4830FBFA58FE56FA0F" author="Martinez-Iglesias" box="[199,459,1490,1512]" page="5" pageId="2" pageNumber="201" year="1986">
<bibRefCitation id="2C734B28FFB3FF4830FBFA58FE28FA0F" author="Martinez-Iglesias" box="[199,437,1490,1512]" pageId="2" pageNumber="201" refString="Martinez-Iglesias, J. C. (1986) Los crustaceos decapodos del Golfo de Batabano. Caridea y Penaeidea. Poeyana, Instituto de Zoologia de Academia de Ciencias de Cuba, 321, 1 - 37." type="journal article" year="1986">Martínez-Iglesias 1986</bibRefCitation>
: 5
</treatmentCitation>
, 11, fig. 4C; (?)
<treatmentCitation id="C94310C8FFB3FF48324CFA58FCB8FA0F" author="Campos" box="[624,805,1490,1512]" page="67" pageId="2" pageNumber="201" year="1995">
<bibRefCitation id="2C734B28FFB3FF48324CFA58FD62FA0F" author="Campos" box="[624,767,1490,1512]" pageId="2" pageNumber="201" refString="Campos, N. H. (1995) Crustaceos decapodos asociados a comunidades algales en la region de Santa Marta, Caribe colombiano. Caldasia, 18, 57 - 69." type="journal article" year="1995">Campos 1995</bibRefCitation>
: 67
</treatmentCitation>
; (?)
<treatmentCitation id="C94310C8FFB3FF48336DFA58FB01FA0F" author="Martinez-Iglesias" box="[849,1180,1490,1512]" page="32" pageId="2" pageNumber="201" year="1996">
<bibRefCitation id="2C734B28FFB3FF48336DFA58FBEBFA0F" author="Martinez-Iglesias" box="[849,1142,1490,1512]" pageId="2" pageNumber="201" refString="Martinez-Iglesias, J. C., Carvacho, A. &amp; Rios, R. (1996) Catalogo de los carideos marinos (Crustacea, Decapoda, Caridea) de las aguas someras de Cuba. Avicennia, 4 / 5, 27 - 40." type="journal article" year="1996">
Martínez-Iglesias
<emphasis id="7A96EACBFFB3FF483434FA59FBA6FA0F" box="[1032,1083,1490,1512]" italics="true" pageId="2" pageNumber="201">et al.</emphasis>
1996
</bibRefCitation>
: 32
</treatmentCitation>
; (?)
<treatmentCitation id="C94310C8FFB3FF4834F4FA58FF6DF9E0" author="Williams" page="376" pageId="2" pageNumber="201" year="2001">
<bibRefCitation id="2C734B28FFB3FF4834F4FA58FA05FA0F" author="Williams" box="[1224,1432,1490,1512]" pageId="2" pageNumber="201" refString="Williams, S. T., Knowlton, N., Weigt, L. A. &amp; Jara, J. A. (2001) Evidence for three major clades within the snapping shrimp genus Alpheus inferred from nuclear and mitochondrial gene sequence data. Molecular Phylogenetics &amp; Evolution, 20, 375 - 389." type="journal article" year="2001">
Williams
<emphasis id="7A96EACBFFB3FF483516FA59FAC0FA0F" box="[1322,1373,1490,1512]" italics="true" pageId="2" pageNumber="201">et al.</emphasis>
2001
</bibRefCitation>
: 376
</treatmentCitation>
; (?)
<treatmentCitation id="C94310C8FFB3FF483120FA7BFD8FF9E0" author="Felder" box="[284,530,1521,1543]" page="1056" pageId="2" pageNumber="201" year="2009">
<bibRefCitation id="2C734B28FFB3FF483120FA7BFE4FF9E0" author="Felder" box="[284,466,1521,1543]" pageId="2" pageNumber="201" refString="Felder, D. L., Alvarez, F., Goy, J. W. &amp; Lemaitre, R. (2009) 59. Decapoda (Crustacea) of the Gulf of Mexico, with comments on the Amphionidacea. In: Felder, D. L. &amp; Camp, D. K. (Eds.), Gulf of Mexico. Origin, waters and biota. Fol. 1. Biodiversity. Texas A &amp; M University Press, College Station, Texas, pp. 1019 - 1104." type="journal article" year="2009">
Felder
<emphasis id="7A96EACBFFB3FF483158FA78FE0AF9E0" box="[356,407,1521,1543]" italics="true" pageId="2" pageNumber="201">et al.</emphasis>
2009
</bibRefCitation>
: 1056
</treatmentCitation>
; (?)
<treatmentCitation id="C94310C8FFB3FF483203FA7BFC8AF9E0" author="Souza" box="[575,791,1521,1543]" page="46" pageId="2" pageNumber="201" year="2011">
<bibRefCitation id="2C734B28FFB3FF483203FA7BFD6CF9E0" author="Souza" box="[575,753,1521,1543]" pageId="2" pageNumber="201" refString="Souza, J. A. F., Schwamborn, R., Barreto, A. V., Farias, I. D., Fernandes, L. M. G. &amp; Coelho, P. A. (2011) Marine and estuarine shrimps (Dendrobranchiata, Stenopodidea, and Caridea), of Pernambuco state (Brazil) and northeastern Brazilian oceanic islands. Atlantica, 33, 33 - 63." type="journal article" year="2011">
Souza
<emphasis id="7A96EACBFFB3FF4832BFFA78FD2BF9E0" box="[643,694,1521,1543]" italics="true" pageId="2" pageNumber="201">et al.</emphasis>
2011
</bibRefCitation>
: 46
</treatmentCitation>
; (?)
<treatmentCitation id="C94310C8FFB3FF483378FA78FBD9F9E0" author="Humann" box="[836,1092,1521,1543]" page="105" pageId="2" pageNumber="201" year="2013">
<bibRefCitation id="2C734B28FFB3FF483378FA78FB8CF9E0" author="Humann" box="[836,1041,1521,1543]" pageId="2" pageNumber="201" refString="Humann, P., Deloach, N. &amp; Wilk, L. (2013) Reef creature identification. Florida Caribbean Bahamas. 3 rd Edition. New World Publications, Jacksonville, 295 pp. + index." type="book" year="2013">
Humann
<emphasis id="7A96EACBFFB3FF48339EFA78FC48F9E0" box="[930,981,1521,1543]" italics="true" pageId="2" pageNumber="201">et al.</emphasis>
2013
</bibRefCitation>
: 105
</treatmentCitation>
.
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</paragraph>
<paragraph id="485D36D9FFB3FF4830ABF985FD5DF9C2" blockId="2.[151,1437,1398,1696]" box="[151,704,1551,1574]" pageId="2" pageNumber="201">
<treatmentCitationGroup id="68F211F7FFB3FF4830ABF985FD5DF9C2" box="[151,704,1551,1574]" pageId="2" pageNumber="201">
<taxonomicName id="8FE24D5AFFB3FF4830ABF985FECAF9C1" ID-CoL="84W6B" authorityName="Rathbun" authorityYear="1901" box="[151,343,1551,1574]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="2" pageNumber="201" phylum="Arthropoda" rank="species" species="trigona">
<emphasis id="7A96EACBFFB3FF4830ABF985FECAF9C1" box="[151,343,1551,1574]" italics="true" pageId="2" pageNumber="201">Alpheopsis trigona</emphasis>
</taxonomicName>
—
<treatmentCitation id="C94310C8FFB3FF48314DF985FDF5F9C2" ID-DOI="http://doi.org/10.5281/zenodo.6101086" ID-Zenodo-Dep="6101086" author="Soledade" box="[369,616,1551,1574]" httpUri="http://treatment.plazi.org/id/03DA87D29719EE5CFF56327BFE786FB4" page="57" pageId="2" pageNumber="201" year="2015">
<bibRefCitation id="2C734B28FFB3FF48314DF985FDDFF9C2" author="Soledade" box="[369,578,1551,1574]" pageId="2" pageNumber="201" refString="Soledade, G. O., Fonseca, M. S. &amp; Almeida, A. O. (2015) Shallow-water stenopodidean and caridean shrimps from Abrolhos Archipelago, Brazil: new records and updated checklist. Zootaxa, 3905 (1), 52 - 68." type="journal article" year="2015">
Soledade
<emphasis id="7A96EACBFFB3FF4831EFF99BFD9BF9C2" box="[467,518,1551,1574]" italics="true" pageId="2" pageNumber="201">et al.</emphasis>
2015
</bibRefCitation>
: 57
</treatmentCitation>
, fig. 3A.
</treatmentCitationGroup>
</paragraph>
<paragraph id="485D36D9FFB3FF4830ABF9A5FCD9F984" blockId="2.[151,1437,1398,1696]" pageId="2" pageNumber="201">
<treatmentCitationGroup id="68F211F7FFB3FF4830ABF9A5FCD9F984" pageId="2" pageNumber="201">
Not
<taxonomicName id="8FE24D5AFFB3FF4830FFF9A4FE11F9A3" ID-CoL="84W6C" authorityName="Rathbun" authorityYear="1901" box="[195,396,1582,1604]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="2" pageNumber="201" phylum="Arthropoda" rank="species" species="trigonus">
<emphasis id="7A96EACBFFB3FF4830FFF9A4FE11F9A3" box="[195,396,1582,1604]" italics="true" pageId="2" pageNumber="201">Alpheopsis trigonus</emphasis>
</taxonomicName>
—
<treatmentCitation id="C94310C8FFB3FF48319AF9A4FDD9F9A3" author="Chace" box="[422,580,1582,1604]" page="56" pageId="2" pageNumber="201" year="1972">
<bibRefCitation id="2C734B28FFB3FF48319AF9A4FDBCF9A3" author="Chace" box="[422,545,1582,1604]" pageId="2" pageNumber="201" refString="Chace, F. A. Jr. (1972) The shrimps of the Smithsonian-Bredin Caribbean expeditions with a summary of the West Indian shallow-water species (Crustacea: Decapoda: Natantia). Smithsonian Contributions to Zoology, 98, 1 - 179. https: // doi. org / 10.5479 / si. 00810282.98" type="journal article" year="1972">Chace 1972</bibRefCitation>
: 56
</treatmentCitation>
(
<emphasis id="7A96EACBFFB3FF48326FF9A5FD0AF9A3" box="[595,663,1583,1604]" italics="true" pageId="2" pageNumber="201">partim</emphasis>
, material from Barbuda and Yucatan, =
<taxonomicName id="8FE24D5AFFB3FF483411F9A5FB59F9A3" ID-CoL="85LCZ" authority="Anker, 2017" authorityName="Anker" authorityYear="2017" box="[1069,1220,1583,1604]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="2" pageNumber="201" phylum="Arthropoda" rank="species" species="paratrigona" status="sp. nov.">
<emphasis id="7A96EACBFFB3FF483411F9A5FB59F9A3" box="[1069,1220,1583,1604]" italics="true" pageId="2" pageNumber="201">A. paratrigona</emphasis>
</taxonomicName>
<taxonomicNameLabel id="61A557B0FFB3FF4834F6F9A5FA87F9A3" box="[1226,1306,1583,1604]" pageId="2" pageNumber="201" rank="species">
<emphasis id="7A96EACBFFB3FF4834F6F9A5FA87F9A3" bold="true" box="[1226,1306,1583,1604]" pageId="2" pageNumber="201">sp. nov.</emphasis>
</taxonomicNameLabel>
; see below);
<treatmentCitation id="C94310C8FFB3FF4830FBF9C7FE3CF984" author="Coelho" box="[199,417,1613,1635]" page="7" pageId="2" pageNumber="201" year="2006">
<bibRefCitation id="2C734B28FFB3FF4830FBF9C7FE15F984" author="Coelho" box="[199,392,1613,1635]" pageId="2" pageNumber="201" refString="Coelho Filho, P. A. (2006) Checklist of the decapods (Crustacea) from the outer continental shelf and seamounts from Northeast of Brazil-REVIZEE Program (NE III). Zootaxa, 1184, 1 - 27." type="journal article" year="2006">Coelho Filho 2006</bibRefCitation>
: 7
</treatmentCitation>
;
<treatmentCitation id="C94310C8FFB3FF483190F9C7FDE2F984" author="Alves" box="[428,639,1613,1635]" page="48" pageId="2" pageNumber="201" year="2008">
<bibRefCitation id="2C734B28FFB3FF483190F9C7FDC1F984" author="Alves" box="[428,604,1613,1635]" pageId="2" pageNumber="201" refString="Alves, M. L., Ramos-Porto, M. &amp; Viana, G. F. S. (2008) Checklist of the decapods (Crustacea) from the Fernando de Noronha Archipelago, Brazil. Zootaxa, 1881, 43 - 68." type="journal article" year="2008">
Alves
<emphasis id="7A96EACBFFB3FF4831D1F9C4FDBCF984" box="[493,545,1613,1635]" italics="true" pageId="2" pageNumber="201">et al.</emphasis>
2008
</bibRefCitation>
: 48
</treatmentCitation>
(=
<taxonomicName id="8FE24D5AFFB3FF48329FF9C7FC8FF984" ID-CoL="84LB4" authorityName="Coutiere" authorityYear="1897" box="[675,786,1613,1635]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="2" pageNumber="201" phylum="Arthropoda" rank="genus">
<emphasis id="7A96EACBFFB3FF48329FF9C7FC8FF984" box="[675,786,1613,1635]" italics="true" pageId="2" pageNumber="201">Alpheopsis</emphasis>
</taxonomicName>
sp.).
</treatmentCitationGroup>
</paragraph>
<paragraph id="485D36D9FFB3FF4830ABF9E7FE63F947" blockId="2.[151,1437,1398,1696]" pageId="2" pageNumber="201">
<treatmentCitationGroup id="68F211F7FFB3FF4830ABF9E7FE63F947" pageId="2" pageNumber="201">
Not
<taxonomicName id="8FE24D5AFFB3FF4830F8F9E7FE06F965" ID-CoL="85T4V" authorityName="Rathbun" authorityYear="1901" box="[196,411,1645,1666]" class="Malacostraca" family="Alpheidae" genus="Jousseaumea" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="2" pageNumber="201" phylum="Arthropoda" rank="species" species="trigona">
<emphasis id="7A96EACBFFB3FF4830F8F9E7FE06F965" box="[196,411,1645,1666]" italics="true" pageId="2" pageNumber="201">Jousseaumea trigona</emphasis>
</taxonomicName>
—
<treatmentCitation id="C94310C8FFB3FF483189F9E6FDEEF965" author="Schmitt" box="[437,627,1644,1666]" page="81" pageId="2" pageNumber="201" year="1924">
<bibRefCitation id="2C734B28FFB3FF483189F9E6FDD0F965" author="Schmitt" box="[437,589,1644,1666]" pageId="2" pageNumber="201" refString="Schmitt, W. L. (1924 b) Report on Macrura, Anomura and Stomatopoda collected by the Barbados-Antigua Expedition from the University of Iowa in 1918. Studies of Natural History, Iowa University, 10, 65 - 99, pls. 1 - 5." type="journal article" year="1924" yearSuffix="b">Schmitt 1924b</bibRefCitation>
: 81
</treatmentCitation>
;
<treatmentCitation id="C94310C8FFB3FF483242F9E6FCA7F965" author="Schmitt" box="[638,826,1644,1666]" page="140" pageId="2" pageNumber="201" year="1935">
<bibRefCitation id="2C734B28FFB3FF483242F9E6FC97F965" author="Schmitt" box="[638,778,1644,1666]" pageId="2" pageNumber="201" refString="Schmitt, W. L. (1935) Crustacea Macrura and Anomura of Porto Rico and the Virgin Islands. Science Survey of Porto Rico (New York Academy of Sciences), 15, 125 - 227." type="journal article" year="1935">Schmitt 1935</bibRefCitation>
: 140
</treatmentCitation>
(
<emphasis id="7A96EACBFFB3FF483376F9E7FC13F965" box="[842,910,1645,1666]" italics="true" pageId="2" pageNumber="201">partim</emphasis>
, specimen from
<collectingCountry id="30F57649FFB3FF483404F9E6FB04F965" box="[1080,1177,1644,1666]" name="Barbados" pageId="2" pageNumber="201">Barbados</collectingCountry>
) (=
<taxonomicName id="8FE24D5AFFB3FF4834F8F9E6FEDAF947" ID-CoL="85Y24" authority="Anker, 2011" authorityName="Anker" authorityYear="2011" class="Malacostraca" family="Alpheidae" genus="Salmoneus" kingdom="Animalia" order="Decapoda" pageId="2" pageNumber="201" phylum="Arthropoda" rank="species" species="depressus">
<emphasis id="7A96EACBFFB3FF4834F8F9E6FA01F965" box="[1220,1436,1644,1666]" italics="true" pageId="2" pageNumber="201">Salmoneus depressus</emphasis>
<bibRefCitation id="2C734B28FFB3FF4830FBF900FEDAF947" author="Anker" box="[199,327,1674,1696]" pageId="2" pageNumber="201" refString="Anker, A. (2011) Two new species of Salmoneus Holthuis, 1955 with a deep dorsal depression on the carapace (Crustacea, Decapoda, Alpheidae). Zootaxa, 3041, 39 - 50." type="journal article" year="2011">Anker, 2011</bibRefCitation>
</taxonomicName>
; see
<bibRefCitation id="2C734B28FFB3FF48314BF900FE6EF947" author="Anker" box="[375,499,1674,1696]" pageId="2" pageNumber="201" refString="Anker, A. (2011) Two new species of Salmoneus Holthuis, 1955 with a deep dorsal depression on the carapace (Crustacea, Decapoda, Alpheidae). Zootaxa, 3041, 39 - 50." type="journal article" year="2011">Anker 2011</bibRefCitation>
).
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="00F86552FFB3FF4830ABF946FA11F87E" pageId="2" pageNumber="201" type="materials_examined">
<paragraph id="485D36D9FFB3FF4830ABF946FBECF8EE" blockId="2.[151,1436,1740,1946]" pageId="2" pageNumber="201">
<materialsCitation id="F88A3C84FFB3FF4830ABF946FBECF8EE" ID-GBIF-Occurrence="1563896382" collectionCode="USNM" collectorName="U. S. Fish Commission Steamer Fish Hawk" country="Puerto Rico" elevation="11" location="Vieques" pageId="2" pageNumber="201" specimenCode="USNM 23785" specimenCount="2" stateProvince="Vieques" typeStatus="holotype">
<emphasis id="7A96EACBFFB3FF4830ABF946FEA2F902" bold="true" box="[151,319,1740,1765]" pageId="2" pageNumber="201">
<typeStatus id="9759887BFFB3FF4830ABF946FF4FF902" box="[151,210,1740,1765]" pageId="2" pageNumber="201">Type</typeStatus>
material
</emphasis>
.
<typeStatus id="9759887BFFB3FF483173F946FE21F902" box="[335,444,1740,1765]" pageId="2" pageNumber="201" type="holotype">Holotype</typeStatus>
: female (cl
<quantity id="8F1A9B3CFFB3FF48327FF946FD03F902" box="[579,670,1740,1765]" metricMagnitude="-3" metricUnit="m" metricValue="5.5" pageId="2" pageNumber="201" unit="mm" value="5.5">5.5 mm</quantity>
),
<specimenCode id="18449EA2FFB3FF48328FF947FCCBF902" box="[691,854,1740,1765]" collectionCode="USNM" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="2" pageNumber="201">
<collectionCode id="2EF3AE1CFFB3FF48328FF947FC99F902" box="[691,772,1741,1765]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="2" pageNumber="201">USNM</collectionCode>
23785
</specimenCode>
, southeast of
<collectingCountry id="30F57649FFB3FF4833C8F944FBE0F902" box="[1012,1149,1740,1765]" name="Puerto Rico" pageId="2" pageNumber="201">Puerto Rico</collectingCountry>
, off
<collectingRegion id="8A26F83BFFB3FF48348FF946FA90F902" box="[1203,1293,1740,1765]" country="Puerto Rico" name="Vieques" pageId="2" pageNumber="201">Vieques</collectingRegion>
Island,
<collectorName id="E517530FFFB3FF483556F947FDA2F8ED" pageId="2" pageNumber="201">U.S. Fish Commission Steamer Fish Hawk</collectorName>
sta. 6096, depth: 6 fathoms (=
<elevation id="C3CFD1EAFFB3FF4833A0F97BFC45F8EE" box="[924,984,1777,1801]" metricMagnitude="1" metricUnit="m" metricValue="1.1" pageId="2" pageNumber="201" unit="m" value="11.0">
<quantity id="8F1A9B3CFFB3FF4833A0F97BFC45F8EE" box="[924,984,1777,1801]" metricMagnitude="1" metricUnit="m" metricValue="1.1" pageId="2" pageNumber="201" unit="m" value="11.0">11 m</quantity>
</elevation>
), coral, 1899.
</materialsCitation>
</paragraph>
<paragraph id="485D36D9FFB3FF4830FBF89EFA11F87E" blockId="2.[151,1436,1740,1946]" pageId="2" pageNumber="201">
<materialsCitation id="F88A3C84FFB3FF4830FBF89EFB0AF8B5" ID-GBIF-Occurrence="1563896384" collectingDate="1958-03-30" collectionCode="USNM" country="United States of America" county="Virgin Islands" elevation="2" location="Little Bay" municipality="Peter Island" pageId="2" pageNumber="201" specimenCode="USNM 135844" specimenCount="1" specimenCount-male="1">
<emphasis id="7A96EACBFFB3FF4830FBF89EFDADF8CA" bold="true" box="[199,560,1812,1837]" pageId="2" pageNumber="201">Additional material examined</emphasis>
.
<specimenCount id="5EE4FD50FFB3FF48327CF89FFD10F8CA" box="[576,653,1812,1837]" pageId="2" pageNumber="201" type="male">1 male</specimenCount>
(cl
<quantity id="8F1A9B3CFFB3FF483281F89EFC84F8CA" box="[701,793,1812,1837]" metricMagnitude="-3" metricUnit="m" metricValue="5.4" pageId="2" pageNumber="201" unit="mm" value="5.4">5.4 mm</quantity>
),
<specimenCode id="18449EA2FFB3FF483312F89FFC42F8CA" box="[814,991,1812,1837]" collectionCode="USNM" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="2" pageNumber="201">
<collectionCode id="2EF3AE1CFFB3FF483312F89FFCE2F8CA" box="[814,895,1813,1837]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="2" pageNumber="201">USNM</collectionCode>
135844
</specimenCode>
,
<collectingCountry id="30F57649FFB3FF4833D0F89FFB8DF8CA" box="[1004,1040,1813,1837]" name="United States of America" pageId="2" pageNumber="201">US</collectingCountry>
<collectingCounty id="A13C4E55FFB3FF483425F89EFB26F8CA" box="[1049,1211,1812,1837]" pageId="2" pageNumber="201">Virgin Islands</collectingCounty>
,
<collectingMunicipality id="A839ACA3FFB3FF4834F4F89CFACFF8CA" box="[1224,1362,1812,1837]" pageId="2" pageNumber="201">Peter Island</collectingMunicipality>
,
<location id="4D3D6002FFB3FF483563F89EFF58F8B5" LSID="urn:lsid:plazi:treatment:C04B87CFFFB3FF4D30ABFA81FB39F811:4D3D6002FFB3FF483563F89EFF58F8B5" country="United States of America" county="Virgin Islands" municipality="Peter Island" name="Little Bay" pageId="2" pageNumber="201">Little Bay</location>
,
<location id="4D3D6002FFB3FF4830EEF8B3FD29F8B5" LSID="urn:lsid:plazi:treatment:C04B87CFFFB3FF4D30ABFA81FB39F811:4D3D6002FFB3FF4830EEF8B3FD29F8B5" box="[210,692,1849,1874]" country="United States of America" county="Virgin Islands" municipality="Peter Island" name="Smithsonian-Bredin Caribbean Expedition" pageId="2" pageNumber="201">Smithsonian-Bredin Caribbean Expedition</location>
sta. 22-58, depth:
<elevation id="C3CFD1EAFFB3FF4833B0F8B3FC4AF8B6" box="[908,983,1849,1873]" metricMagnitude="0" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="2" pageNumber="201" unit="m" value="1.5" valueMax="2.0" valueMin="1.0">
<quantity id="8F1A9B3CFFB3FF4833B0F8B3FC4AF8B6" box="[908,983,1849,1873]" metricMagnitude="0" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="2" pageNumber="201" unit="m" value="1.5" valueMax="2.0" valueMin="1.0">1–2 m</quantity>
</elevation>
,
<collectingDate id="2C18E9F1FFB3FF4833D9F8B3FB0AF8B5" box="[997,1175,1849,1874]" pageId="2" pageNumber="201" value="1958-03-30">
<date id="3C5C1019FFB3FF4833D9F8B3FB0AF8B5" box="[997,1175,1849,1874]" pageId="2" pageNumber="201" value="1958-03-30">30 March 1958</date>
</collectingDate>
</materialsCitation>
; 1 ovig. female (cl
<quantity id="8F1A9B3CFFB3FF483545F8B3FF58F892" metricMagnitude="-3" metricUnit="m" metricValue="5.7" pageId="2" pageNumber="201" unit="mm" value="5.7">5.7 mm</quantity>
, missing both chelipeds), USNM 135845, same collection data;
<materialsCitation id="F88A3C84FFB3FF48339EF8D7FA11F87E" ID-GBIF-Occurrence="1563896404" collectionCode="MZUSP" collectorName="J. A. Baeza &amp; September" country="United States of America" location="Walton Rocks Beach" municipality="Fort Pierce" pageId="2" pageNumber="201" specimenCode="MZUSP 34221" specimenCount="1" specimenCount-female="1" stateProvince="Florida">
<specimenCount id="5EE4FD50FFB3FF48339EF8D7FB99F891" box="[930,1028,1885,1910]" pageId="2" pageNumber="201" type="female">1 female</specimenCount>
(cl
<quantity id="8F1A9B3CFFB3FF48340FF8D7FB13F892" box="[1075,1166,1885,1910]" metricMagnitude="-3" metricUnit="m" metricValue="5.5" pageId="2" pageNumber="201" unit="mm" value="5.5">5.5 mm</quantity>
),
<specimenCode id="18449EA2FFB3FF48349EF8D7FACCF892" box="[1186,1361,1885,1909]" collectionCode="MZUSP" country="Brazil" httpUri="http://grbio.org/cool/6yx0-3nm7" name="Museu de Zoologia da Universidade de Sao Paulo" pageId="2" pageNumber="201">
<collectionCode id="2EF3AE1CFFB3FF48349EF8D7FB62F892" box="[1186,1279,1885,1909]" country="Brazil" httpUri="http://grbio.org/cool/6yx0-3nm7" name="Museu de Zoologia da Universidade de Sao Paulo" pageId="2" pageNumber="201">MZUSP</collectionCode>
34221
</specimenCode>
,
<collectingCountry id="30F57649FFB3FF483561F8D7FA05F892" box="[1373,1432,1885,1909]" name="United States of America" pageId="2" pageNumber="201">USA</collectingCountry>
,
<collectingRegion id="8A26F83BFFB3FF4830ABF80BFF76F87D" box="[151,235,1921,1946]" country="United States of America" name="Florida" pageId="2" pageNumber="201">Florida</collectingRegion>
,
<collectingMunicipality id="A839ACA3FFB3FF4830CAF808FEE9F87D" box="[246,372,1921,1946]" pageId="2" pageNumber="201">Fort Pierce</collectingMunicipality>
,
<location id="4D3D6002FFB3FF483143F80BFDF0F87D" LSID="urn:lsid:plazi:treatment:C04B87CFFFB3FF4D30ABFA81FB39F811:4D3D6002FFB3FF483143F80BFDF0F87D" box="[383,621,1921,1946]" country="United States of America" municipality="Fort Pierce" name="Walton Rocks Beach" pageId="2" pageNumber="201" stateProvince="Florida">Walton Rocks Beach</location>
, intertidal, under rocks, coll.
<collectorName id="E517530FFFB3FF483388F80BFBB2F87E" box="[948,1071,1921,1945]" pageId="2" pageNumber="201">J.A. Baeza</collectorName>
,
<date id="3C5C1019FFB3FF483406F80BFB6CF87E" box="[1082,1265,1921,1946]" pageId="2" pageNumber="201" value="2007-09">
<collectorName id="E517530FFFB3FF483406F80BFB2FF87D" box="[1082,1202,1921,1946]" pageId="2" pageNumber="201">September</collectorName>
2007
</date>
[fcn 07-302].
</materialsCitation>
</paragraph>
</subSubSection>
<caption id="1C9D6651FFB2FF4930ABF941FC43F8DA" httpUri="https://zenodo.org/record/809638/files/figure.png" pageId="3" pageNumber="202" targetBox="[162,1430,203,1707]" targetPageId="3">
<paragraph id="485D36D9FFB2FF4930ABF941FC43F8DA" blockId="3.[151,1436,1739,1853]" pageId="3" pageNumber="202">
<emphasis id="7A96EACBFFB2FF4930ABF941FE89F907" bold="true" box="[151,276,1739,1761]" pageId="3" pageNumber="202">FIGURE 2.</emphasis>
<taxonomicName id="8FE24D5AFFB2FF493121F941FD0CF906" authority="Rathbun, 1901" authorityName="Rathbun" authorityYear="1901" box="[285,657,1739,1761]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="3" pageNumber="202" phylum="Arthropoda" rank="species" species="trigona">
<emphasis id="7A96EACBFFB2FF493121F941FE7DF906" box="[285,480,1739,1761]" italics="true" pageId="3" pageNumber="202">Alpheopsis trigona</emphasis>
(Rathbun, 1901)
</taxonomicName>
, female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): acarapace and anterior pleon, lateral; b—same, dorsal; c—anterior region of carapace and frontal appendages, lateral; d—same, dorsal; e—posterior pleon, lateral; f—telson, dorsal; g—ventromesial tooth on first article of antennular peduncle, lateral; hthird maxilliped, lateral; i—same, tip of ultimate article, mesial; j—uropod, dorsal.
</paragraph>
</caption>
<subSubSection id="00F86552FFB2FF4D30FBF8E0FEA0FD87" lastPageId="7" lastPageNumber="206" pageId="3" pageNumber="202" type="description">
<paragraph id="485D36D9FFB2FF4E30FBF8E0FF4FFE4A" blockId="3.[151,1436,1898,2031]" lastBlockId="4.[151,1437,151,2038]" lastPageId="4" lastPageNumber="203" pageId="3" pageNumber="202">
<emphasis id="7A96EACBFFB2FF4930FBF8E0FEF0F864" bold="true" box="[199,365,1898,1923]" pageId="3" pageNumber="202">Redescription</emphasis>
. Medium-sized species of
<taxonomicName id="8FE24D5AFFB2FF49329CF8E0FC86F865" authorityName="Coutiere" authorityYear="1897" box="[672,795,1898,1922]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="3" pageNumber="202" phylum="Arthropoda" rank="genus">
<emphasis id="7A96EACBFFB2FF49329CF8E0FC86F865" box="[672,795,1898,1922]" italics="true" pageId="3" pageNumber="202">Alpheopsis</emphasis>
</taxonomicName>
(present material: maximum cl
<quantity id="8F1A9B3CFFB2FF4934B5F8E0FB78F865" box="[1161,1253,1898,1923]" metricMagnitude="-3" metricUnit="m" metricValue="5.7" pageId="3" pageNumber="202" unit="mm" value="5.7">5.7 mm</quantity>
). Carapace with one strong MDC extending from rostral tip to almost posterior margin of carapace; each side of carapace with one strong ASC running in parallel and lateral to MDC, starting at almost frontal margin of carapace and abruptly ending at about 0.7 length of carapace, sometimes forming short high crest above eye; one PSC running in parallel and lateral to MDC, starting posterior to ASC, sometimes with anterior end extending ventrolaterally as low CSR; one DLC running slightly obliquely from postorbital area to at least carapace mid-length, sometimes extending posteriorly and almost reaching cardiac notch; one VLC running ventral and in parallel to DLC, starting slightly anterior to DLC and reaching or falling slightly short of carapace mid-length; one short PLC running in parallel and ventrolateral to PSC, from about 0.8 to 0.9 length of carapace length, sometimes obsolete or in continuation with DLC; and one strong ABC running along and somewhat above branchiostegial margin to about 0.2–0.3 carapace length, with stout subacute tooth at anterior end, latter protruding well beyond anterolateral margin (
<figureCitation id="D0D92A5CFFB5FF4E34CBFEE5FAD9FE6F" box="[1271,1348,367,392]" captionStart="FIGURE 2" captionStartId="3.[151,250,1739,1761]" captionTargetBox="[162,1430,203,1707]" captionTargetId="figure@3.[151,1436,193,1718]" captionTargetPageId="3" captionText="FIGURE 2. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): acarapace and anterior pleon, lateral; b—same, dorsal; c—anterior region of carapace and frontal appendages, lateral; d—same, dorsal; e—posterior pleon, lateral; f—telson, dorsal; g—ventromesial tooth on first article of antennular peduncle, lateral; hthird maxilliped, lateral; i—same, tip of ultimate article, mesial; j—uropod, dorsal." httpUri="https://zenodo.org/record/809638/files/figure.png" pageId="4" pageNumber="203">Figs. 2</figureCitation>
a–d; 4a, d–g).
</paragraph>
<paragraph id="485D36D9FFB5FF4E30FBFE32FD1DFD87" blockId="4.[151,1437,151,2038]" pageId="4" pageNumber="203">
Rostrum well developed, up to twice as long as wide at base, with strong dorsal carina, latter sometimes gently sloping shortly before reaching acute tip, latter usually overreaching distal margin of first article of antennular peduncle, sometimes reaching mid-length of second article (
<figureCitation id="D0D92A5CFFB5FF4E3374FE75FC04FDFF" box="[840,921,511,536]" captionStart="FIGURE 2" captionStartId="3.[151,250,1739,1761]" captionTargetBox="[162,1430,203,1707]" captionTargetId="figure@3.[151,1436,193,1718]" captionTargetPageId="3" captionText="FIGURE 2. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): acarapace and anterior pleon, lateral; b—same, dorsal; c—anterior region of carapace and frontal appendages, lateral; d—same, dorsal; e—posterior pleon, lateral; f—telson, dorsal; g—ventromesial tooth on first article of antennular peduncle, lateral; hthird maxilliped, lateral; i—same, tip of ultimate article, mesial; j—uropod, dorsal." httpUri="https://zenodo.org/record/809638/files/figure.png" pageId="4" pageNumber="203">Figs. 2</figureCitation>
c, d; 4a, f, g). Orbital hoods broadly rounded anteriorly, not protruding anteriorly as orbital teeth (
<figureCitation id="D0D92A5CFFB5FF4E32DFFDAEFCAFFDDB" box="[739,818,548,573]" captionStart="FIGURE 2" captionStartId="3.[151,250,1739,1761]" captionTargetBox="[162,1430,203,1707]" captionTargetId="figure@3.[151,1436,193,1718]" captionTargetPageId="3" captionText="FIGURE 2. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): acarapace and anterior pleon, lateral; b—same, dorsal; c—anterior region of carapace and frontal appendages, lateral; d—same, dorsal; e—posterior pleon, lateral; f—telson, dorsal; g—ventromesial tooth on first article of antennular peduncle, lateral; hthird maxilliped, lateral; i—same, tip of ultimate article, mesial; j—uropod, dorsal." httpUri="https://zenodo.org/record/809638/files/figure.png" pageId="4" pageNumber="203">Figs. 2</figureCitation>
c, d; 4f, g). Pterygostomial angle below strong tooth of ABC broadly rounded (
<figureCitation id="D0D92A5CFFB5FF4E31A3FDCDFE70FD87" box="[415,493,583,608]" captionStart="FIGURE 2" captionStartId="3.[151,250,1739,1761]" captionTargetBox="[162,1430,203,1707]" captionTargetId="figure@3.[151,1436,193,1718]" captionTargetPageId="3" captionText="FIGURE 2. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): acarapace and anterior pleon, lateral; b—same, dorsal; c—anterior region of carapace and frontal appendages, lateral; d—same, dorsal; e—posterior pleon, lateral; f—telson, dorsal; g—ventromesial tooth on first article of antennular peduncle, lateral; hthird maxilliped, lateral; i—same, tip of ultimate article, mesial; j—uropod, dorsal." httpUri="https://zenodo.org/record/809638/files/figure.png" pageId="4" pageNumber="203">Figs. 2</figureCitation>
a, c; 4a, d, f).
</paragraph>
<paragraph id="485D36D9FFB5FF4E30FBFDE6FCC6FC43" blockId="4.[151,1437,151,2038]" pageId="4" pageNumber="203">
First and second pleomeres with strong MDC-PL1 and relatively low MDC-PL2, respectively, continuing MDC of carapace; third to sixth pleomeres unarmed dorsally; all pleura rounded ventrally; fifth pleuron with posteroventral angle rounded; sixth somite with bluntly projecting posterior lobe and well-delimited, triangular, articulated plate (
<figureCitation id="D0D92A5CFFB5FF4E315CFD5DFE2CFD17" box="[352,433,727,752]" captionStart="FIGURE 2" captionStartId="3.[151,250,1739,1761]" captionTargetBox="[162,1430,203,1707]" captionTargetId="figure@3.[151,1436,193,1718]" captionTargetPageId="3" captionText="FIGURE 2. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): acarapace and anterior pleon, lateral; b—same, dorsal; c—anterior region of carapace and frontal appendages, lateral; d—same, dorsal; e—posterior pleon, lateral; f—telson, dorsal; g—ventromesial tooth on first article of antennular peduncle, lateral; hthird maxilliped, lateral; i—same, tip of ultimate article, mesial; j—uropod, dorsal." httpUri="https://zenodo.org/record/809638/files/figure.png" pageId="4" pageNumber="203">Figs. 2</figureCitation>
a, b, e; 4d, e). Telson moderately broad, tapering distally, about 2.5 as long as anterior width; dorsal surface with median longitudinal depression and typically with two pairs of stout spiniform setae inserted at some distance from lateral margin, at about 0.5 and 0.75 telson length, respectively; posterior margin about half as long as anterior margin, broadly rounded; each posterolateral angle with one pair of stout spiniform setae, mesial much longer than lateral (
<figureCitation id="D0D92A5CFFB5FF4E326DFCEDFD09FC67" box="[593,660,871,896]" captionStart="FIGURE 2" captionStartId="3.[151,250,1739,1761]" captionTargetBox="[162,1430,203,1707]" captionTargetId="figure@3.[151,1436,193,1718]" captionTargetPageId="3" captionText="FIGURE 2. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): acarapace and anterior pleon, lateral; b—same, dorsal; c—anterior region of carapace and frontal appendages, lateral; d—same, dorsal; e—posterior pleon, lateral; f—telson, dorsal; g—ventromesial tooth on first article of antennular peduncle, lateral; hthird maxilliped, lateral; i—same, tip of ultimate article, mesial; j—uropod, dorsal." httpUri="https://zenodo.org/record/809638/files/figure.png" pageId="4" pageNumber="203">Fig. 2</figureCitation>
f, note: telson of this specimen with posterior spiniform setae broken off and also untypically missing one of dorsal spiniform setae).
</paragraph>
<paragraph id="485D36D9FFB5FF4E30FBFC3AFBB5FC0B" blockId="4.[151,1437,151,2038]" pageId="4" pageNumber="203">
Eyes completely concealed by orbital hoods, not visible in dorsal and lateral view; eyestalk with wellpigmented cornea (
<figureCitation id="D0D92A5CFFB5FF4E3152FC5EFE2CFC0B" box="[366,433,980,1005]" captionStart="FIGURE 2" captionStartId="3.[151,250,1739,1761]" captionTargetBox="[162,1430,203,1707]" captionTargetId="figure@3.[151,1436,193,1718]" captionTargetPageId="3" captionText="FIGURE 2. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): acarapace and anterior pleon, lateral; b—same, dorsal; c—anterior region of carapace and frontal appendages, lateral; d—same, dorsal; e—posterior pleon, lateral; f—telson, dorsal; g—ventromesial tooth on first article of antennular peduncle, lateral; hthird maxilliped, lateral; i—same, tip of ultimate article, mesial; j—uropod, dorsal." httpUri="https://zenodo.org/record/809638/files/figure.png" pageId="4" pageNumber="203">Fig. 2</figureCitation>
c, d). Epistomial sclerite each with strong sharp process.
</paragraph>
<paragraph id="485D36D9FFB5FF4E30FBFC7DFD85FB0F" blockId="4.[151,1437,151,2038]" pageId="4" pageNumber="203">
Antennular peduncles stout; stylocerite strong, with sharp tip, latter overreaching distal margin of second article; ventromesial carina with anteriorly directed, acute tooth; second article about 1.2–1.4 times as long as wide; lateral flagellum biramous; fused portion short, with four or so joints; accessory ramus long, with several groups of long aesthetascs (
<figureCitation id="D0D92A5CFFB5FF4E3163FBEEFE32FB9B" box="[351,431,1124,1149]" captionStart="FIGURE 2" captionStartId="3.[151,250,1739,1761]" captionTargetBox="[162,1430,203,1707]" captionTargetId="figure@3.[151,1436,193,1718]" captionTargetPageId="3" captionText="FIGURE 2. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): acarapace and anterior pleon, lateral; b—same, dorsal; c—anterior region of carapace and frontal appendages, lateral; d—same, dorsal; e—posterior pleon, lateral; f—telson, dorsal; g—ventromesial tooth on first article of antennular peduncle, lateral; hthird maxilliped, lateral; i—same, tip of ultimate article, mesial; j—uropod, dorsal." httpUri="https://zenodo.org/record/809638/files/figure.png" pageId="4" pageNumber="203">Figs. 2</figureCitation>
c, d, g; 4f, g). Antenna with basicerite ending in sharp tooth distoventrally; scaphocerite ovate, with anteriorly rounded blade and sharp distolateral tooth, latter not reaching beyond anterior margin of blade; anterior margin of scaphocerite exceeding distal margin of antennular peduncles; carpocerite reaching to end of scaphocerite (
<figureCitation id="D0D92A5CFFB5FF4E316CFB45FE02FB0F" box="[336,415,1231,1256]" captionStart="FIGURE 2" captionStartId="3.[151,250,1739,1761]" captionTargetBox="[162,1430,203,1707]" captionTargetId="figure@3.[151,1436,193,1718]" captionTargetPageId="3" captionText="FIGURE 2. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): acarapace and anterior pleon, lateral; b—same, dorsal; c—anterior region of carapace and frontal appendages, lateral; d—same, dorsal; e—posterior pleon, lateral; f—telson, dorsal; g—ventromesial tooth on first article of antennular peduncle, lateral; hthird maxilliped, lateral; i—same, tip of ultimate article, mesial; j—uropod, dorsal." httpUri="https://zenodo.org/record/809638/files/figure.png" pageId="4" pageNumber="203">Figs. 2</figureCitation>
c, d; 3f, g).
</paragraph>
<paragraph id="485D36D9FFB5FF4E30FBFB7EFE88FA90" blockId="4.[151,1437,151,2038]" pageId="4" pageNumber="203">
Mouthparts typical for genus in external view. Third maxilliped slender, pediform; coxa with distally subacute lateral plate above mastigobranch; penultimate article about 2.5 times as long as wide proximally; ultimate article tapering to slender corneous tip, with one stiff subdistal spiniform seta mesiodorsally; arthrobranch well developed (
<figureCitation id="D0D92A5CFFB5FF4E30A3FAD4FF7EFA90" box="[159,227,1374,1399]" captionStart="FIGURE 2" captionStartId="3.[151,250,1739,1761]" captionTargetBox="[162,1430,203,1707]" captionTargetId="figure@3.[151,1436,193,1718]" captionTargetPageId="3" captionText="FIGURE 2. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): acarapace and anterior pleon, lateral; b—same, dorsal; c—anterior region of carapace and frontal appendages, lateral; d—same, dorsal; e—posterior pleon, lateral; f—telson, dorsal; g—ventromesial tooth on first article of antennular peduncle, lateral; hthird maxilliped, lateral; i—same, tip of ultimate article, mesial; j—uropod, dorsal." httpUri="https://zenodo.org/record/809638/files/figure.png" pageId="4" pageNumber="203">Fig. 2</figureCitation>
h, i).
</paragraph>
<paragraph id="485D36D9FFB5FF4E30FBFA0BFC29F812" blockId="4.[151,1437,151,2038]" pageId="4" pageNumber="203">
Chelipeds subequal or slightly unequal in size, asymmetrical in shape and armature on finger cutting edges (at least in adult males), carried extended when not in use (
<figureCitation id="D0D92A5CFFB5FF4E331CFA2FFCF2FA59" box="[800,879,1445,1470]" captionStart="FIGURE 3" captionStartId="5.[151,250,1532,1554]" captionTargetBox="[167,1421,205,1497]" captionTargetId="figure@5.[151,1436,193,1511]" captionTargetPageId="5" captionText="FIGURE 3. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): aright cheliped, lateral; b—same, mesial (proximal articles detached); c—same, chela, mesial; d—same, chela fingers, lateral; e—second pereiopod, lateral; f—third pereiopod, lateral; g—same, distal propodus and dactylus, lateral; h—fifth pereiopod, lateral." httpUri="https://zenodo.org/record/809640/files/figure.png" pageId="4" pageNumber="203">Figs. 3</figureCitation>
a–d; 4b, c, h–k). Ischium stout, short, with stout spiniform seta distodorsally (
<figureCitation id="D0D92A5CFFB5FF4E31E0FA42FD83FA06" box="[476,542,1480,1505]" captionStart="FIGURE 3" captionStartId="5.[151,250,1532,1554]" captionTargetBox="[167,1421,205,1497]" captionTargetId="figure@5.[151,1436,193,1511]" captionTargetPageId="5" captionText="FIGURE 3. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): aright cheliped, lateral; b—same, mesial (proximal articles detached); c—same, chela, mesial; d—same, chela fingers, lateral; e—second pereiopod, lateral; f—third pereiopod, lateral; g—same, distal propodus and dactylus, lateral; h—fifth pereiopod, lateral." httpUri="https://zenodo.org/record/809640/files/figure.png" pageId="4" pageNumber="203">Fig. 3</figureCitation>
a, b; 4b, h, j). Merus almost as long as wide in adult males, noticeably slenderer, much longer than wide in females, broadening distally, distinctly triangular in cross-section, with three welldefined margins, dorsal margin ending in very conspicuous blunt tooth, proximodorsal margin sometimes with small spiniform seta (
<figureCitation id="D0D92A5CFFB5FF4E31BBF9B9FE54F9AC" box="[391,457,1587,1612]" captionStart="FIGURE 3" captionStartId="5.[151,250,1532,1554]" captionTargetBox="[167,1421,205,1497]" captionTargetId="figure@5.[151,1436,193,1511]" captionTargetPageId="5" captionText="FIGURE 3. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): aright cheliped, lateral; b—same, mesial (proximal articles detached); c—same, chela, mesial; d—same, chela fingers, lateral; e—second pereiopod, lateral; f—third pereiopod, lateral; g—same, distal propodus and dactylus, lateral; h—fifth pereiopod, lateral." httpUri="https://zenodo.org/record/809640/files/figure.png" pageId="4" pageNumber="203">Fig. 3</figureCitation>
a, b; 4b, h, j). Carpus very stout, short, cup-shaped, widening distally, with strong dorsal constriction, ventral margin typically with one very stiff seta (
<figureCitation id="D0D92A5CFFB5FF4E337BF9DCFC0EF988" box="[839,915,1622,1647]" captionStart="FIGURE 3" captionStartId="5.[151,250,1532,1554]" captionTargetBox="[167,1421,205,1497]" captionTargetId="figure@5.[151,1436,193,1511]" captionTargetPageId="5" captionText="FIGURE 3. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): aright cheliped, lateral; b—same, mesial (proximal articles detached); c—same, chela, mesial; d—same, chela fingers, lateral; e—second pereiopod, lateral; f—third pereiopod, lateral; g—same, distal propodus and dactylus, lateral; h—fifth pereiopod, lateral." httpUri="https://zenodo.org/record/809640/files/figure.png" pageId="4" pageNumber="203">Figs. 3</figureCitation>
a–c; 4b, c, h–k). Male major chela robust, with palm conspicuously flattened on mesial surface and fingers about 0.6 length of palm; dorsomesial-proximal surface of palm with strong, usually somewhat dorsally and/or anteriorly projecting, distally curved process; fingers conspicuously gaping, strongly crossing distally; cutting edges of fingers with few strong, rounded or subtriangular teeth, two on dactylus and three on pollex, distal-most teeth very large, especially on pollex; adhesive disks feebly developed (
<figureCitation id="D0D92A5CFFB5FF4E3120F88DFEFEF8C7" box="[284,355,1799,1824]" captionStart="FIGURE 4" captionStartId="6.[151,250,1820,1842]" captionTargetBox="[164,1418,316,1779]" captionTargetId="figure@6.[151,1436,301,1798]" captionTargetPageId="6" captionText="FIGURE 4. Alpheopsis trigona (Rathbun, 1901), female holotype (cl 5.5 mm) from off Vieques Island, Puerto Rico (USNM 23785) [a – c]; male (cl 5.4 mm) from Peter Island, US Virgin Islands (USNM 135844); a—carapace, lateral; b—left cheliped, mesial; c—same, dorsolateral; d—carapace and anterior pleon, lateral; e—same, dorsal; f—anterior region of carapace and frontal appendages, lateral; g—same, dorsal; h—right (major) cheliped, mesial; i—same, carpus and chela, lateral; j—left (minor) cheliped, mesial; k—same, lateral; l—second pereiopod, lateral; m—third pereiopod, lateral. Modified from Anker (2001)." httpUri="https://zenodo.org/record/809642/files/figure.png" pageId="4" pageNumber="203">Fig. 4</figureCitation>
h, i). Male minor chela with palm flattened on mesial surface and fingers about 0.9 length of palm; dorsomesial-proximal surface of palm with strong, dorsally and/or anteriorly projecting, distally curved process, latter similar to that of major chela; dactylus somewhat flattened dorsally; cutting edges of fingers unarmed or finely and irregularly dentate, usually with row of short setae parallel to cutting edge (
<figureCitation id="D0D92A5CFFB5FF4E3522F8F8FAF8F86C" box="[1310,1381,1906,1931]" captionStart="FIGURE 4" captionStartId="6.[151,250,1820,1842]" captionTargetBox="[164,1418,316,1779]" captionTargetId="figure@6.[151,1436,301,1798]" captionTargetPageId="6" captionText="FIGURE 4. Alpheopsis trigona (Rathbun, 1901), female holotype (cl 5.5 mm) from off Vieques Island, Puerto Rico (USNM 23785) [a – c]; male (cl 5.4 mm) from Peter Island, US Virgin Islands (USNM 135844); a—carapace, lateral; b—left cheliped, mesial; c—same, dorsolateral; d—carapace and anterior pleon, lateral; e—same, dorsal; f—anterior region of carapace and frontal appendages, lateral; g—same, dorsal; h—right (major) cheliped, mesial; i—same, carpus and chela, lateral; j—left (minor) cheliped, mesial; k—same, lateral; l—second pereiopod, lateral; m—third pereiopod, lateral. Modified from Anker (2001)." httpUri="https://zenodo.org/record/809642/files/figure.png" pageId="4" pageNumber="203">Fig. 4</figureCitation>
j, k). Female minor chela generally similar to male minor chela, less robust, with slenderer fingers; dorsomesialproximal surface of palm with moderately to strongly projecting, usually distally curved process; cutting edges of fingers unarmed or armed with small irregular teeth (
<figureCitation id="D0D92A5CFFB5FF4E32D5F857FCABF811" box="[745,822,2013,2038]" captionStart="FIGURE 3" captionStartId="5.[151,250,1532,1554]" captionTargetBox="[167,1421,205,1497]" captionTargetId="figure@5.[151,1436,193,1511]" captionTargetPageId="5" captionText="FIGURE 3. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): aright cheliped, lateral; b—same, mesial (proximal articles detached); c—same, chela, mesial; d—same, chela fingers, lateral; e—second pereiopod, lateral; f—third pereiopod, lateral; g—same, distal propodus and dactylus, lateral; h—fifth pereiopod, lateral." httpUri="https://zenodo.org/record/809640/files/figure.png" pageId="4" pageNumber="203">Figs. 3</figureCitation>
a–d; 4b, c).
</paragraph>
<caption id="1C9D6651FFB4FF4F30ABFA76FF40F989" httpUri="https://zenodo.org/record/809640/files/figure.png" pageId="5" pageNumber="204" targetBox="[167,1421,205,1497]" targetPageId="5">
<paragraph id="485D36D9FFB4FF4F30ABFA76FF40F989" blockId="5.[151,1436,1532,1646]" pageId="5" pageNumber="204">
<emphasis id="7A96EACBFFB4FF4F30ABFA76FE89F9F6" bold="true" box="[151,276,1532,1554]" pageId="5" pageNumber="204">FIGURE 3.</emphasis>
<taxonomicName id="8FE24D5AFFB4FF4F3121FA76FD0CF9F5" authority="Rathbun, 1901" authorityName="Rathbun" authorityYear="1901" box="[285,657,1532,1554]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="5" pageNumber="204" phylum="Arthropoda" rank="species" species="trigona">
<emphasis id="7A96EACBFFB4FF4F3121FA76FE7DF9F5" box="[285,480,1532,1554]" italics="true" pageId="5" pageNumber="204">Alpheopsis trigona</emphasis>
(Rathbun, 1901)
</taxonomicName>
, female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): aright cheliped, lateral; b—same, mesial (proximal articles detached); c—same, chela, mesial; d—same, chela fingers, lateral; e—second pereiopod, lateral; f—third pereiopod, lateral; g—same, distal propodus and dactylus, lateral; h—fifth pereiopod, lateral.
</paragraph>
</caption>
<paragraph id="485D36D9FFB4FF4C30FBF91FFF5EFF1F" blockId="5.[151,1436,1685,2034]" lastBlockId="6.[151,1436,151,248]" lastPageId="6" lastPageNumber="205" pageId="5" pageNumber="204">
Second pereiopod moderately slender; ischium subequal to merus in length; carpus with five joints; ratio of carpal joints (from proximal to distal) approximately equal to: 4: 1.2: 1.2: 1: 2.5 (specimen from
<collectingRegion id="8A26F83BFFB4FF4F34C2F933FACCF935" box="[1278,1361,1721,1746]" country="United States of America" name="Florida" pageId="5" pageNumber="204">Florida</collectingRegion>
) or 3: 1.2: 1: 1: 1.9 (specimen from Peter Island); chela longer than distal carpal article, with fingers equal to palm in length, simple (
<figureCitation id="D0D92A5CFFB4FF4F316DF88BFE39F8FD" box="[337,420,1793,1818]" captionStart="FIGURE 3" captionStartId="5.[151,250,1532,1554]" captionTargetBox="[167,1421,205,1497]" captionTargetId="figure@5.[151,1436,193,1511]" captionTargetPageId="5" captionText="FIGURE 3. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): aright cheliped, lateral; b—same, mesial (proximal articles detached); c—same, chela, mesial; d—same, chela fingers, lateral; e—second pereiopod, lateral; f—third pereiopod, lateral; g—same, distal propodus and dactylus, lateral; h—fifth pereiopod, lateral." httpUri="https://zenodo.org/record/809640/files/figure.png" pageId="5" pageNumber="204">Figs. 3</figureCitation>
e; 4l). Third pereiopod relatively slender; ischium with one small spiniform setae on ventrolateral surface; merus about 5.3 times as long as wide, unarmed; carpus about 0.6 length of merus, much slenderer, with small spiniform seta on distoventral margin; propodus with three spiniform setae along ventral margin and pair of distal spiniform setae adjacent to dactylus; dactylus about 0.4 length of propodus, slender, simple, conical, gradually curving distally (
<figureCitation id="D0D92A5CFFB4FF4F3241F81BFD54F84D" box="[637,713,1937,1962]" captionStart="FIGURE 3" captionStartId="5.[151,250,1532,1554]" captionTargetBox="[167,1421,205,1497]" captionTargetId="figure@5.[151,1436,193,1511]" captionTargetPageId="5" captionText="FIGURE 3. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): aright cheliped, lateral; b—same, mesial (proximal articles detached); c—same, chela, mesial; d—same, chela fingers, lateral; e—second pereiopod, lateral; f—third pereiopod, lateral; g—same, distal propodus and dactylus, lateral; h—fifth pereiopod, lateral." httpUri="https://zenodo.org/record/809640/files/figure.png" pageId="5" pageNumber="204">Figs. 3</figureCitation>
f, g;
<quantity id="8F1A9B3CFFB4FF4F32C2F818FCBBF84D" box="[766,806,1938,1962]" metricMagnitude="0" metricUnit="m" metricValue="4.0" pageId="5" pageNumber="204" unit="m" value="4.0">4m</quantity>
). Fourth pereiopod very similar to third pereiopod. Fifth pereiopod more slender than third and fourth pereiopods; ischium unarmed on ventrolateral surface; merus about six times as long as wide, unarmed; carpus about 0.7 length of merus; propodus long, slender, with four or so spiniform setae along ventral margin, one long distal spiniform setae adjacent to dactylus, and few rows of serrulate setae on distolateral surface; dactylus about 0.4 length of propodus, similar to that of third pereiopod (
<figureCitation id="D0D92A5CFFB7FF4C3553FF36FF38FF1F" captionStart="FIGURE 3" captionStartId="5.[151,250,1532,1554]" captionTargetBox="[167,1421,205,1497]" captionTargetId="figure@5.[151,1436,193,1511]" captionTargetPageId="5" captionText="FIGURE 3. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): aright cheliped, lateral; b—same, mesial (proximal articles detached); c—same, chela, mesial; d—same, chela fingers, lateral; e—second pereiopod, lateral; f—third pereiopod, lateral; g—same, distal propodus and dactylus, lateral; h—fifth pereiopod, lateral." httpUri="https://zenodo.org/record/809640/files/figure.png" pageId="6" pageNumber="205">Fig. 3</figureCitation>
h).
</paragraph>
<caption id="1C9D6651FFB7FF4C30ABF896FF7CF82C" httpUri="https://zenodo.org/record/809642/files/figure.png" pageId="6" pageNumber="205" targetBox="[164,1418,316,1779]" targetPageId="6">
<paragraph id="485D36D9FFB7FF4C30ABF896FF7CF82C" blockId="6.[151,1436,1820,1995]" pageId="6" pageNumber="205">
<emphasis id="7A96EACBFFB7FF4C30ABF896FE89F8D6" bold="true" box="[151,276,1820,1842]" pageId="6" pageNumber="205">FIGURE 4.</emphasis>
<taxonomicName id="8FE24D5AFFB7FF4C3127F896FD13F8D5" authority="Rathbun, 1901" authorityName="Rathbun" authorityYear="1901" box="[283,654,1820,1842]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="205" phylum="Arthropoda" rank="species" species="trigona">
<emphasis id="7A96EACBFFB7FF4C3127F896FE40F8D5" box="[283,477,1820,1842]" italics="true" pageId="6" pageNumber="205">Alpheopsis trigona</emphasis>
(Rathbun, 1901)
</taxonomicName>
, female holotype (cl 5.5 mm) from off Vieques Island, Puerto Rico (USNM 23785) [a–c]; male (cl 5.4 mm) from Peter Island, US Virgin Islands (USNM 135844); a—carapace, lateral; b—left cheliped, mesial; c—same, dorsolateral; d—carapace and anterior pleon, lateral; e—same, dorsal; f—anterior region of carapace and frontal appendages, lateral; g—same, dorsal; h—right (major) cheliped, mesial; i—same, carpus and chela, lateral; j—left (minor) cheliped, mesial; k—same, lateral; l—second pereiopod, lateral; m—third pereiopod, lateral. Modified from Anker (2001).
</paragraph>
</caption>
<paragraph id="485D36D9FFB6FF4D30FBFF1DFAB1FEFA" blockId="7.[151,1437,151,2038]" pageId="7" pageNumber="206">
Male second pleopod with appendix masculina well developed, as long or slightly exceeding appendix interna; apex of appendix masculina with several long stiff setae. Uropod with lateral lobe of protopod ending in long sharp tooth; endopod and exopod broadly ovate; exopod with distolateral tooth and adjacent spiniform seta both strong; diaeresis with distinct subtriangular tooth adjacent to spiniform seta and sinuous mesial portion (
<figureCitation id="D0D92A5CFFB6FF4D34EDFE8EFA8BFEFA" box="[1233,1302,260,285]" captionStart="FIGURE 2" captionStartId="3.[151,250,1739,1761]" captionTargetBox="[162,1430,203,1707]" captionTargetId="figure@3.[151,1436,193,1718]" captionTargetPageId="3" captionText="FIGURE 2. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): acarapace and anterior pleon, lateral; b—same, dorsal; c—anterior region of carapace and frontal appendages, lateral; d—same, dorsal; e—posterior pleon, lateral; f—telson, dorsal; g—ventromesial tooth on first article of antennular peduncle, lateral; hthird maxilliped, lateral; i—same, tip of ultimate article, mesial; j—uropod, dorsal." httpUri="https://zenodo.org/record/809638/files/figure.png" pageId="7" pageNumber="206">Fig. 2</figureCitation>
j).
</paragraph>
<paragraph id="485D36D9FFB6FF4D30FBFEADFBD9FE6F" blockId="7.[151,1437,151,2038]" pageId="7" pageNumber="206">Gill-exopod formula: five pleurobranchs above first to fifth pereiopods; five mastigobranchs on coxae of third maxilliped and first to fourth pereiopods; five setobranchs on coxae of first to fifth pereiopods; one arthrobranch at base of third maxilliped; no podobranchs; three exopods on first to third maxilliped.</paragraph>
<paragraph id="485D36D9FFB6FF4D30FBFE1EFEA0FD87" blockId="7.[151,1437,151,2038]" pageId="7" pageNumber="206">
<emphasis id="7A96EACBFFB6FF4D30FBFE1EFE1DFE4A" bold="true" box="[199,384,404,429]" pageId="7" pageNumber="206">Colour pattern</emphasis>
. Background semitransparent whitish; carapace covered with bright red chromatophores, except for anterior-most dorsal and posterior-most lateral portions; pleon with three transverse bands of red chromatophores, one anterior band across first pleomere and diffusely extending to second pleomere laterally, and two adjacent posterior bands across most of third and fourth pleomeres; antennular and antennal flagella pale yellow-orange; chelipeds hyaline white; walking legs and tail fan whitish (based on photograph in
<bibRefCitation id="2C734B28FFB6FF4D34C9FDAEFF4EFD87" author="Soledade" pageId="7" pageNumber="206" refString="Soledade, G. O., Fonseca, M. S. &amp; Almeida, A. O. (2015) Shallow-water stenopodidean and caridean shrimps from Abrolhos Archipelago, Brazil: new records and updated checklist. Zootaxa, 3905 (1), 52 - 68." type="journal article" year="2015">
Soledade
<emphasis id="7A96EACBFFB6FF4D355FFDAFFA01FDDB" box="[1379,1436,548,572]" italics="true" pageId="7" pageNumber="206">et al.</emphasis>
2015
</bibRefCitation>
: fig. 3A).
</paragraph>
</subSubSection>
<subSubSection id="00F86552FFB6FF4D30FBFDE6FCFAFD62" box="[199,871,620,645]" pageId="7" pageNumber="206" type="materials_examined">
<paragraph id="485D36D9FFB6FF4D30FBFDE6FCFAFD62" blockId="7.[151,1437,151,2038]" box="[199,871,620,645]" pageId="7" pageNumber="206">
<materialsCitation id="F88A3C84FFB6FF4D30FBFDE6FCFAFD62" ID-GBIF-Occurrence="1563896388" box="[199,871,620,645]" country="Puerto Rico" location="Vieques" pageId="7" pageNumber="206" specimenCount="1" stateProvince="Vieques" typeStatus="holotype">
<emphasis id="7A96EACBFFB6FF4D30FBFDE6FEC0FD62" bold="true" box="[199,349,620,645]" pageId="7" pageNumber="206">
<typeStatus id="9759887BFFB6FF4D30FBFDE6FE9FFD62" box="[199,258,620,645]" pageId="7" pageNumber="206">Type</typeStatus>
locality
</emphasis>
. Off
<collectingRegion id="8A26F83BFFB6FF4D31A5FDE6FE6EFD62" box="[409,499,620,645]" country="Puerto Rico" name="Vieques" pageId="7" pageNumber="206">Vieques</collectingRegion>
Island, southeast of
<collectingCountry id="30F57649FFB6FF4D32E6FDE7FCFFFD62" box="[730,866,620,645]" name="Puerto Rico" pageId="7" pageNumber="206">Puerto Rico</collectingCountry>
.
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection id="00F86552FFB6FF4D30FBFD05FC4BFBD2" pageId="7" pageNumber="206" type="distribution">
<paragraph id="485D36D9FFB6FF4D30FBFD05FE9AFC2F" blockId="7.[151,1437,151,2038]" pageId="7" pageNumber="206">
<emphasis id="7A96EACBFFB6FF4D30FBFD05FEC4FD4F" bold="true" box="[199,345,655,680]" pageId="7" pageNumber="206">Distribution</emphasis>
. Western Atlantic: confirmed only from
<collectingCountry id="30F57649FFB6FF4D3315FD1AFC32FD4F" box="[809,943,655,680]" name="Puerto Rico" pageId="7" pageNumber="206">Puerto Rico</collectingCountry>
(
<collectingRegion id="8A26F83BFFB6FF4D3382FD05FB87FD4F" box="[958,1050,655,680]" country="Puerto Rico" name="Vieques" pageId="7" pageNumber="206">Vieques</collectingRegion>
Island,
<typeStatus id="9759887BFFB6FF4D344AFD1AFB3BFD4F" box="[1142,1190,656,680]" pageId="7" pageNumber="206">type</typeStatus>
locality);
<collectingCountry id="30F57649FFB6FF4D3527FD1AFAD0FD4F" box="[1307,1357,656,680]" name="United States of America" pageId="7" pageNumber="206">U.S.</collectingCountry>
<collectingCountry id="30F57649FFB6FF4D3569FD05FF7BFD2A" name="Virgin Islands" pageId="7" pageNumber="206">Virgin Islands</collectingCountry>
(Peter Island);
<collectingRegion id="8A26F83BFFB6FF4D31A1FD3EFE73FD2A" box="[413,494,692,717]" country="United States of America" name="Florida" pageId="7" pageNumber="206">Florida</collectingRegion>
(Fort Pierce); and
<collectingCountry id="30F57649FFB6FF4D32F1FD3EFC8BFD2A" box="[717,790,692,717]" name="Brazil" pageId="7" pageNumber="206">Brazil</collectingCountry>
:
<collectingRegion id="8A26F83BFFB6FF4D3318FD3EFCF8FD2A" box="[804,869,692,717]" country="Brazil" name="Bahia" pageId="7" pageNumber="206">Bahia</collectingRegion>
(Abrolhos Archipelago) (
<bibRefCitation id="2C734B28FFB6FF4D34ACFD3EFAABFD2B" author="Rathbun" box="[1168,1334,692,717]" pageId="7" pageNumber="206" refString="Rathbun, M. J. (1901) The Brachyura and Macrura of Puerto Rico. United States Fish Commission Bulletin, 1900 (20), 1 - 137, pls. 1, 2." type="journal article" year="1901">Rathbun 1901</bibRefCitation>
;
<bibRefCitation id="2C734B28FFB6FF4D3579FD3EFF43FD17" author="Schmitt" pageId="7" pageNumber="206" refString="Schmitt, W. L. (1924 a) The macruran, anomuran and stomatopod Crustacea. Bijdragen tot de kennis der fauna van Curacao. Resultaten eener reis van Dr. C. J. van der Horst in 1920. Bijdragen tot de Dierkunde, 23, 61 - 81, pl. 8." type="journal article" year="1924" yearSuffix="a">Schmitt 1924a</bibRefCitation>
,
<bibRefCitation id="2C734B28FFB6FF4D30D7FD5DFEBBFD17" author="Schmitt" box="[235,294,727,752]" pageId="7" pageNumber="206" refString="Schmitt, W. L. (1935) Crustacea Macrura and Anomura of Porto Rico and the Virgin Islands. Science Survey of Porto Rico (New York Academy of Sciences), 15, 125 - 227." type="journal article" year="1935">1935</bibRefCitation>
;
<bibRefCitation id="2C734B28FFB6FF4D3108FD5DFE23FD17" author="Chace" box="[308,446,727,752]" pageId="7" pageNumber="206" refString="Chace, F. A. Jr. (1972) The shrimps of the Smithsonian-Bredin Caribbean expeditions with a summary of the West Indian shallow-water species (Crustacea: Decapoda: Natantia). Smithsonian Contributions to Zoology, 98, 1 - 179. https: // doi. org / 10.5479 / si. 00810282.98" type="journal article" year="1972">Chace 1972</bibRefCitation>
;
<bibRefCitation id="2C734B28FFB6FF4D31F0FD5DFD27FD17" author="Soledade" box="[460,698,727,752]" pageId="7" pageNumber="206" refString="Soledade, G. O., Fonseca, M. S. &amp; Almeida, A. O. (2015) Shallow-water stenopodidean and caridean shrimps from Abrolhos Archipelago, Brazil: new records and updated checklist. Zootaxa, 3905 (1), 52 - 68." type="journal article" year="2015">
Soledade
<emphasis id="7A96EACBFFB6FF4D3200FD53FDEBFD17" box="[572,630,728,752]" italics="true" pageId="7" pageNumber="206">et al.</emphasis>
2015
</bibRefCitation>
; present study). Records from
<collectingCountry id="30F57649FFB6FF4D3420FD5DFB1EFD17" box="[1052,1155,727,752]" name="Bermuda" pageId="7" pageNumber="206">Bermuda</collectingCountry>
(
<bibRefCitation id="2C734B28FFB6FF4D34AFFD52FAB8FD17" author="Sterrer" box="[1171,1317,727,752]" pageId="7" pageNumber="206" refString="Sterrer, W. (1986) Marine fauna and flora of Bermuda. A systematic guide to the identification of marine organisms. Wiley Interscience, New York, 742 pp." type="book" year="1986">Sterrer 1986</bibRefCitation>
); southern Gulf of
<collectingRegion id="8A26F83BFFB6FF4D30C8FD76FED4FCF2" box="[244,329,764,789]" country="Mexico" name="Mexico" pageId="7" pageNumber="206">
<collectingCountry id="30F57649FFB6FF4D30C8FD76FED4FCF2" box="[244,329,764,789]" name="Mexico" pageId="7" pageNumber="206">Mexico</collectingCountry>
</collectingRegion>
(
<bibRefCitation id="2C734B28FFB6FF4D3166FD76FDB1FCF3" author="Felder" box="[346,556,764,789]" pageId="7" pageNumber="206" refString="Felder, D. L., Alvarez, F., Goy, J. W. &amp; Lemaitre, R. (2009) 59. Decapoda (Crustacea) of the Gulf of Mexico, with comments on the Amphionidacea. In: Felder, D. L. &amp; Camp, D. K. (Eds.), Gulf of Mexico. Origin, waters and biota. Fol. 1. Biodiversity. Texas A &amp; M University Press, College Station, Texas, pp. 1019 - 1104." type="journal article" year="2009">
Felder
<emphasis id="7A96EACBFFB6FF4D3190FD77FE7AFCF3" box="[428,487,764,788]" italics="true" pageId="7" pageNumber="206">et al.</emphasis>
2009
</bibRefCitation>
);
<collectingCountry id="30F57649FFB6FF4D327EFD76FD02FCF3" box="[578,671,764,788]" name="Curaçao" pageId="7" pageNumber="206">Curaçao</collectingCountry>
(
<bibRefCitation id="2C734B28FFB6FF4D3293FD76FCC6FCF3" author="Schmitt" box="[687,859,764,789]" pageId="7" pageNumber="206" refString="Schmitt, W. L. (1924 a) The macruran, anomuran and stomatopod Crustacea. Bijdragen tot de kennis der fauna van Curacao. Resultaten eener reis van Dr. C. J. van der Horst in 1920. Bijdragen tot de Dierkunde, 23, 61 - 81, pl. 8." type="journal article" year="1924" yearSuffix="a">Schmitt 1924a</bibRefCitation>
);
<collectingCountry id="30F57649FFB6FF4D334CFD76FC43FCF2" box="[880,990,764,789]" name="Colombia" pageId="7" pageNumber="206">Colombia</collectingCountry>
(Santa Marta,
<bibRefCitation id="2C734B28FFB6FF4D34B0FD76FAB0FCF2" author="Campos" box="[1164,1325,764,789]" pageId="7" pageNumber="206" refString="Campos, N. H. (1995) Crustaceos decapodos asociados a comunidades algales en la region de Santa Marta, Caribe colombiano. Caldasia, 18, 57 - 69." type="journal article" year="1995">Campos 1995</bibRefCitation>
);
<collectingRegion id="8A26F83BFFB6FF4D357FFD77FA01FCF3" box="[1347,1436,765,788]" country="Panama" name="Panama" pageId="7" pageNumber="206">
<collectingCountry id="30F57649FFB6FF4D357FFD77FA01FCF3" box="[1347,1436,765,788]" name="Panama" pageId="7" pageNumber="206">Panama</collectingCountry>
</collectingRegion>
(San Blas Islands,
<bibRefCitation id="2C734B28FFB6FF4D3155FC95FDCFFCDF" author="Williams" box="[361,594,799,824]" pageId="7" pageNumber="206" refString="Williams, S. T., Knowlton, N., Weigt, L. A. &amp; Jara, J. A. (2001) Evidence for three major clades within the snapping shrimp genus Alpheus inferred from nuclear and mitochondrial gene sequence data. Molecular Phylogenetics &amp; Evolution, 20, 375 - 389." type="journal article" year="2001">
Williams
<emphasis id="7A96EACBFFB6FF4D31EAFCABFD92FCDF" box="[470,527,800,824]" italics="true" pageId="7" pageNumber="206">et al.</emphasis>
2001
</bibRefCitation>
);
<collectingCountry id="30F57649FFB6FF4D325AFC95FD3CFCDF" box="[614,673,799,824]" name="Cuba" pageId="7" pageNumber="206">Cuba</collectingCountry>
(Gulf of Batabano,
<bibRefCitation id="2C734B28FFB6FF4D33B9FC95FB11FCDF" author="Martinez-Iglesias" box="[901,1164,799,824]" pageId="7" pageNumber="206" refString="Martinez-Iglesias, J. C. (1986) Los crustaceos decapodos del Golfo de Batabano. Caridea y Penaeidea. Poeyana, Instituto de Zoologia de Academia de Ciencias de Cuba, 321, 1 - 37." type="journal article" year="1986">Martínez-Iglesias 1986</bibRefCitation>
;
<bibRefCitation id="2C734B28FFB6FF4D34ABFC95FF4DFCBA" author="Martinez-Iglesias" pageId="7" pageNumber="206" refString="Martinez-Iglesias, J. C., Carvacho, A. &amp; Rios, R. (1996) Catalogo de los carideos marinos (Crustacea, Decapoda, Caridea) de las aguas someras de Cuba. Avicennia, 4 / 5, 27 - 40." type="journal article" year="1996">
Martínez-Iglesias
<emphasis id="7A96EACBFFB6FF4D355FFCABFA01FCDF" box="[1379,1436,800,824]" italics="true" pageId="7" pageNumber="206">et al.</emphasis>
1996
</bibRefCitation>
) will require confirmation as at least some of them may refer to the closely related
<taxonomicName id="8FE24D5AFFB6FF4D34B6FCCEFAAFFCBB" authority="Anker, 2017" authorityName="Anker" authorityYear="2017" box="[1162,1330,836,860]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="206" phylum="Arthropoda" rank="species" species="paratrigona" status="sp. nov.">
<emphasis id="7A96EACBFFB6FF4D34B6FCCEFAAFFCBB" box="[1162,1330,836,860]" italics="true" pageId="7" pageNumber="206">A. paratrigona</emphasis>
</taxonomicName>
<taxonomicNameLabel id="61A557B0FFB6FF4D3506FCCEFA08FCBA" box="[1338,1429,836,861]" pageId="7" pageNumber="206" rank="species">
<emphasis id="7A96EACBFFB6FF4D3506FCCEFA08FCBA" bold="true" box="[1338,1429,836,861]" pageId="7" pageNumber="206">sp. nov.</emphasis>
</taxonomicNameLabel>
, which occurs from
<collectingCountry id="30F57649FFB6FF4D3141FCEDFE79FC67" box="[381,484,871,896]" name="Bermuda" pageId="7" pageNumber="206">Bermuda</collectingCountry>
to the southern Caribbean Sea (see below). For the same reason, the identity of shrimps identified as
<taxonomicName id="8FE24D5AFFB6FF4D31B1FC06FD9FFC43" authorityName="Rathbun" authorityYear="1901" box="[397,514,908,932]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="206" phylum="Arthropoda" rank="species" species="trigona">
<emphasis id="7A96EACBFFB6FF4D31B1FC06FD9FFC43" box="[397,514,908,932]" italics="true" pageId="7" pageNumber="206">A. trigona</emphasis>
</taxonomicName>
on colour photographs in
<bibRefCitation id="2C734B28FFB6FF4D330FFC06FC4FFC42" author="Sterrer" box="[819,978,908,933]" pageId="7" pageNumber="206" refString="Sterrer, W. (1986) Marine fauna and flora of Bermuda. A systematic guide to the identification of marine organisms. Wiley Interscience, New York, 742 pp." type="book" year="1986">Sterrer (1986)</bibRefCitation>
and Humann
<emphasis id="7A96EACBFFB6FF4D344AFC07FB2CFC43" box="[1142,1201,908,932]" italics="true" pageId="7" pageNumber="206">et al.</emphasis>
(2003) also remains uncertain.
</paragraph>
<paragraph id="485D36D9FFB6FF4D30FBFC5EFC4BFBD2" blockId="7.[151,1437,151,2038]" pageId="7" pageNumber="206">
<emphasis id="7A96EACBFFB6FF4D30FBFC5EFEB9FC0A" bold="true" box="[199,292,980,1005]" pageId="7" pageNumber="206">Ecology</emphasis>
. Coral reefs and associated habitats rich in coral rubble, also on rocky-sandy mixed bottoms and among nodules of coralline algae; in crevices of dead corals, under rocks and coral rubble, in empty conch shells,
<taxonomicName id="8FE24D5AFFB6FF4D30ABFB96FEA8FBD3" box="[151,309,1052,1076]" class="Gastropoda" family="Strombidae" genus="Lobatus" kingdom="Animalia" order="Littorinimorpha" pageId="7" pageNumber="206" phylum="Mollusca" rank="species" species="gigas">
<emphasis id="7A96EACBFFB6FF4D30ABFB96FEA8FBD3" box="[151,309,1052,1076]" italics="true" pageId="7" pageNumber="206">Lobatus gigas</emphasis>
</taxonomicName>
(L.); intertidal to at least
<quantity id="8F1A9B3CFFB6FF4D326FFB96FD11FBD3" box="[595,652,1052,1076]" metricMagnitude="1" metricUnit="m" metricValue="3.0" pageId="7" pageNumber="206" unit="m" value="30.0">30 m</quantity>
(
<bibRefCitation id="2C734B28FFB6FF4D32A7FB96FC54FBD2" author="Chace" box="[667,969,1052,1077]" pageId="7" pageNumber="206" refString="Chace, F. A. Jr. (1972) The shrimps of the Smithsonian-Bredin Caribbean expeditions with a summary of the West Indian shallow-water species (Crustacea: Decapoda: Natantia). Smithsonian Contributions to Zoology, 98, 1 - 179. https: // doi. org / 10.5479 / si. 00810282.98" type="journal article" year="1972">Chace 1972; present study</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="00F86552FFB6FF4D30FBFBB5FB39F811" pageId="7" pageNumber="206" type="discussion">
<paragraph id="485D36D9FFB6FF4D30FBFBB5FAB7FB0F" blockId="7.[151,1437,151,2038]" pageId="7" pageNumber="206">
<emphasis id="7A96EACBFFB6FF4D30FBFBB5FEA9FBBF" bold="true" box="[199,308,1087,1112]" pageId="7" pageNumber="206">Remarks</emphasis>
.
<taxonomicName id="8FE24D5AFFB6FF4D3178FBCAFD81FBB0" authorityName="Rathbun" authorityYear="1901" box="[324,540,1088,1112]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="206" phylum="Arthropoda" rank="species" species="trigona">
<emphasis id="7A96EACBFFB6FF4D3178FBCAFD81FBB0" box="[324,540,1088,1112]" italics="true" pageId="7" pageNumber="206">Alpheopsis trigona</emphasis>
</taxonomicName>
appears to be widespread in the subtropical and tropical areas of the western Atlantic, although the only presently confirmed records of
<taxonomicName id="8FE24D5AFFB6FF4D330CFBEEFC3EFB9B" authorityName="Rathbun" authorityYear="1901" box="[816,931,1124,1148]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="206" phylum="Arthropoda" rank="species" species="trigona">
<emphasis id="7A96EACBFFB6FF4D330CFBEEFC3EFB9B" box="[816,931,1124,1148]" italics="true" pageId="7" pageNumber="206">A. trigona</emphasis>
</taxonomicName>
are from southern Florida (Fort Pierce), two localities in the Caribbean Sea (Puerto Rico, U.S. Virgin Islands), and the Brazilian state of Bahia (see below). The material from Bermuda and several Caribbean localities (Guadeloupe, Belize, Barbuda), including some of the material reported as
<taxonomicName id="8FE24D5AFFB6FF4D3140FB5AFE73FB00" authorityName="Rathbun" authorityYear="1901" box="[380,494,1232,1255]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="206" phylum="Arthropoda" rank="species" species="trigona">
<emphasis id="7A96EACBFFB6FF4D3140FB5AFE73FB00" box="[380,494,1232,1255]" italics="true" pageId="7" pageNumber="206">A. trigona</emphasis>
</taxonomicName>
by
<bibRefCitation id="2C734B28FFB6FF4D3224FB45FD2FFB0F" author="Chace" box="[536,690,1231,1256]" pageId="7" pageNumber="206" refString="Chace, F. A. Jr. (1972) The shrimps of the Smithsonian-Bredin Caribbean expeditions with a summary of the West Indian shallow-water species (Crustacea: Decapoda: Natantia). Smithsonian Contributions to Zoology, 98, 1 - 179. https: // doi. org / 10.5479 / si. 00810282.98" type="journal article" year="1972">Chace (1972)</bibRefCitation>
, is here assigned to
<taxonomicName id="8FE24D5AFFB6FF4D33AEFB5AFBA4FB00" authority="Anker, 2017" authorityName="Anker" authorityYear="2017" box="[914,1081,1232,1255]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="206" phylum="Arthropoda" rank="species" species="paratrigona" status="sp. nov.">
<emphasis id="7A96EACBFFB6FF4D33AEFB5AFBA4FB00" box="[914,1081,1232,1255]" italics="true" pageId="7" pageNumber="206">A. paratrigona</emphasis>
</taxonomicName>
<taxonomicNameLabel id="61A557B0FFB6FF4D347CFB45FB04FB0F" box="[1088,1177,1231,1256]" pageId="7" pageNumber="206" rank="species">
<emphasis id="7A96EACBFFB6FF4D347CFB45FB04FB0F" bold="true" box="[1088,1177,1231,1256]" pageId="7" pageNumber="206">sp. nov.</emphasis>
</taxonomicNameLabel>
(see below).
</paragraph>
<paragraph id="485D36D9FFB6FF4D30FBFB7EFAF1F9AB" blockId="7.[151,1437,151,2038]" pageId="7" pageNumber="206">
The species appears to be variable in the development of some carinae of the carapace and also in the cheliped armature and length ratio in the second pereiopod carpus. For instance, in the female holotype and in the male from Peter Island, DLC extends to about 0.6 length and past 0.8 length of the carapace, respectively (
<figureCitation id="D0D92A5CFFB6FF4D34C0FAB1FADEFAB4" box="[1276,1347,1339,1364]" captionStart="FIGURE 4" captionStartId="6.[151,250,1820,1842]" captionTargetBox="[164,1418,316,1779]" captionTargetId="figure@6.[151,1436,301,1798]" captionTargetPageId="6" captionText="FIGURE 4. Alpheopsis trigona (Rathbun, 1901), female holotype (cl 5.5 mm) from off Vieques Island, Puerto Rico (USNM 23785) [a – c]; male (cl 5.4 mm) from Peter Island, US Virgin Islands (USNM 135844); a—carapace, lateral; b—left cheliped, mesial; c—same, dorsolateral; d—carapace and anterior pleon, lateral; e—same, dorsal; f—anterior region of carapace and frontal appendages, lateral; g—same, dorsal; h—right (major) cheliped, mesial; i—same, carpus and chela, lateral; j—left (minor) cheliped, mesial; k—same, lateral; l—second pereiopod, lateral; m—third pereiopod, lateral. Modified from Anker (2001)." httpUri="https://zenodo.org/record/809642/files/figure.png" pageId="7" pageNumber="206">Fig. 4</figureCitation>
a, d, e), whereas in the female from Florida, DLC is much shorter, reaching only slightly beyond carapace mid-length, although a short PLC present in the posterior third of the carapace may be seen as a posterior continuation of DLC (
<figureCitation id="D0D92A5CFFB6FF4D30A3FA2FFF7EFA59" box="[159,227,1445,1470]" captionStart="FIGURE 2" captionStartId="3.[151,250,1739,1761]" captionTargetBox="[162,1430,203,1707]" captionTargetId="figure@3.[151,1436,193,1718]" captionTargetPageId="3" captionText="FIGURE 2. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): acarapace and anterior pleon, lateral; b—same, dorsal; c—anterior region of carapace and frontal appendages, lateral; d—same, dorsal; e—posterior pleon, lateral; f—telson, dorsal; g—ventromesial tooth on first article of antennular peduncle, lateral; hthird maxilliped, lateral; i—same, tip of ultimate article, mesial; j—uropod, dorsal." httpUri="https://zenodo.org/record/809638/files/figure.png" pageId="7" pageNumber="206">Fig. 2</figureCitation>
a, b). The cheliped fingers may be unarmed, as in the female holotype (
<figureCitation id="D0D92A5CFFB6FF4D33C3FA2FFBDFFA59" box="[1023,1090,1445,1470]" captionStart="FIGURE 4" captionStartId="6.[151,250,1820,1842]" captionTargetBox="[164,1418,316,1779]" captionTargetId="figure@6.[151,1436,301,1798]" captionTargetPageId="6" captionText="FIGURE 4. Alpheopsis trigona (Rathbun, 1901), female holotype (cl 5.5 mm) from off Vieques Island, Puerto Rico (USNM 23785) [a – c]; male (cl 5.4 mm) from Peter Island, US Virgin Islands (USNM 135844); a—carapace, lateral; b—left cheliped, mesial; c—same, dorsolateral; d—carapace and anterior pleon, lateral; e—same, dorsal; f—anterior region of carapace and frontal appendages, lateral; g—same, dorsal; h—right (major) cheliped, mesial; i—same, carpus and chela, lateral; j—left (minor) cheliped, mesial; k—same, lateral; l—second pereiopod, lateral; m—third pereiopod, lateral. Modified from Anker (2001)." httpUri="https://zenodo.org/record/809642/files/figure.png" pageId="7" pageNumber="206">Fig. 4</figureCitation>
b), or armed with stout teeth as in the major cheliped of the male from Peter Island (
<figureCitation id="D0D92A5CFFB6FF4D32D9FA42FCB9FA06" box="[741,804,1480,1505]" captionStart="FIGURE 4" captionStartId="6.[151,250,1820,1842]" captionTargetBox="[164,1418,316,1779]" captionTargetId="figure@6.[151,1436,301,1798]" captionTargetPageId="6" captionText="FIGURE 4. Alpheopsis trigona (Rathbun, 1901), female holotype (cl 5.5 mm) from off Vieques Island, Puerto Rico (USNM 23785) [a – c]; male (cl 5.4 mm) from Peter Island, US Virgin Islands (USNM 135844); a—carapace, lateral; b—left cheliped, mesial; c—same, dorsolateral; d—carapace and anterior pleon, lateral; e—same, dorsal; f—anterior region of carapace and frontal appendages, lateral; g—same, dorsal; h—right (major) cheliped, mesial; i—same, carpus and chela, lateral; j—left (minor) cheliped, mesial; k—same, lateral; l—second pereiopod, lateral; m—third pereiopod, lateral. Modified from Anker (2001)." httpUri="https://zenodo.org/record/809642/files/figure.png" pageId="7" pageNumber="206">
Fig
<date id="3C5C1019FFB6FF4D3328FA42FCB9FA06" box="[788,804,1480,1505]" pageId="7" pageNumber="206">4</date>
</figureCitation>
i), although this may be due to cheliped asymmetry. The second pereiopod of the female from Florida is noticeably more slender compared to that of the male from Peter Island, with the first article being relatively longer (cf.
<figureCitation id="D0D92A5CFFB6FF4D3331F985FCC6F9CF" box="[781,859,1551,1576]" captionStart="FIGURE 3" captionStartId="5.[151,250,1532,1554]" captionTargetBox="[167,1421,205,1497]" captionTargetId="figure@5.[151,1436,193,1511]" captionTargetPageId="5" captionText="FIGURE 3. Alpheopsis trigona (Rathbun, 1901), female (cl 5.5 mm) from Fort Pierce, Florida, USA (MZUSP 34221): aright cheliped, lateral; b—same, mesial (proximal articles detached); c—same, chela, mesial; d—same, chela fingers, lateral; e—second pereiopod, lateral; f—third pereiopod, lateral; g—same, distal propodus and dactylus, lateral; h—fifth pereiopod, lateral." httpUri="https://zenodo.org/record/809640/files/figure.png" pageId="7" pageNumber="206">Figs. 3</figureCitation>
e; 4l). These and some other minor differences are here seen as intraspecific variation until more evidence is available (comparison of DNA, additional material).
</paragraph>
<paragraph id="485D36D9FFB6FF4D30FBF9DCFC6EF8A3" blockId="7.[151,1437,151,2038]" pageId="7" pageNumber="206">
<bibRefCitation id="2C734B28FFB6FF4D30FBF9DCFE31F988" box="[199,428,1622,1647]" pageId="7" pageNumber="206" refString="Coelho Filho, P. A. (2006) Checklist of the decapods (Crustacea) from the outer continental shelf and seamounts from Northeast of Brazil-REVIZEE Program (NE III). Zootaxa, 1184, 1 - 27." type="journal article">Coelho Filho (2006)</bibRefCitation>
reported
<taxonomicName id="8FE24D5AFFB6FF4D322BF9DDFD14F989" authorityName="Rathbun" authorityYear="1901" box="[535,649,1623,1646]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="206" phylum="Arthropoda" rank="species" species="trigona">
<emphasis id="7A96EACBFFB6FF4D322BF9DDFD14F989" box="[535,649,1623,1646]" italics="true" pageId="7" pageNumber="206">A. trigona</emphasis>
</taxonomicName>
(as
<taxonomicName id="8FE24D5AFFB6FF4D3284F9DDFCA9F989" authorityName="Rathbun" authorityYear="1901" box="[696,820,1623,1646]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="206" phylum="Arthropoda" rank="species" species="trigonus">
<emphasis id="7A96EACBFFB6FF4D3284F9DDFCA9F989" box="[696,820,1623,1646]" italics="true" pageId="7" pageNumber="206">A. trigonus</emphasis>
</taxonomicName>
) from several offshore localities in northeastern Brazil (Ceará, Fernando de Noronha Chain off Pernambuco, Paraíba), with material deposited in the carcinological collection of the Departamento de Oceanografia, Universidade Federal de Pernambuco, Recife, Brazil (DOUFPE). At the author’s request, Jesser Fidelis (DOUFPE) examined this material and confirmed that it does not belong to
<taxonomicName id="8FE24D5AFFB6FF4D30ABF96FFE95F91B" authorityName="Rathbun" authorityYear="1901" box="[151,264,1765,1788]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="206" phylum="Arthropoda" rank="species" species="trigona">
<emphasis id="7A96EACBFFB6FF4D30ABF96FFE95F91B" box="[151,264,1765,1788]" italics="true" pageId="7" pageNumber="206">A. trigona</emphasis>
</taxonomicName>
as none of the specimens had a strong mid-dorsal carina or any other carinae on the carapace. Therefore, Coelho Filho’s (2006) record, which was merely repeated in the checklist of
<bibRefCitation id="2C734B28FFB6FF4D3408F88DFA84F8C7" box="[1076,1305,1799,1824]" pageId="7" pageNumber="206" refString="Alves, M. L., Ramos-Porto, M. &amp; Viana, G. F. S. (2008) Checklist of the decapods (Crustacea) from the Fernando de Noronha Archipelago, Brazil. Zootaxa, 1881, 43 - 68." type="journal article">
Alves
<emphasis id="7A96EACBFFB6FF4D34BEF883FB5DF8C7" box="[1154,1216,1800,1824]" italics="true" pageId="7" pageNumber="206">et al.</emphasis>
(2008)
</bibRefCitation>
, should be provisionary treated under “
<taxonomicName id="8FE24D5AFFB6FF4D31EEF8A1FDD0F8A4" authorityName="Coutiere" authorityYear="1897" box="[466,589,1835,1859]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="206" phylum="Arthropoda" rank="genus">
<emphasis id="7A96EACBFFB6FF4D31EEF8A1FDD0F8A4" box="[466,589,1835,1859]" italics="true" pageId="7" pageNumber="206">Alpheopsis</emphasis>
</taxonomicName>
sp.” until more evidence is available.
</paragraph>
<paragraph id="485D36D9FFB6FF4D30FBF8DAFB39F811" blockId="7.[151,1437,151,2038]" pageId="7" pageNumber="206">
More recently,
<bibRefCitation id="2C734B28FFB6FF4D314CF8C4FDFBF880" box="[368,614,1870,1895]" pageId="7" pageNumber="206" refString="Soledade, G. O., Fonseca, M. S. &amp; Almeida, A. O. (2015) Shallow-water stenopodidean and caridean shrimps from Abrolhos Archipelago, Brazil: new records and updated checklist. Zootaxa, 3905 (1), 52 - 68." type="journal article">
Soledade
<emphasis id="7A96EACBFFB6FF4D31E1F8DAFD88F880" box="[477,533,1871,1895]" italics="true" pageId="7" pageNumber="206">et al.</emphasis>
(2015)
</bibRefCitation>
reported a single female of
<taxonomicName id="8FE24D5AFFB6FF4D33A1F8C5FB92F880" authorityName="Rathbun" authorityYear="1901" box="[925,1039,1871,1895]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="206" phylum="Arthropoda" rank="species" species="trigona">
<emphasis id="7A96EACBFFB6FF4D33A1F8C5FB92F880" box="[925,1039,1871,1895]" italics="true" pageId="7" pageNumber="206">A. trigona</emphasis>
</taxonomicName>
collected in the intertidal of Ilha de Sánta Barbara in the Abrolhos Archipelago off Bahia, Brazil. This specimen was described as having “nine sharp longitudinal or oblique crests”, which matches the configuration found in the holotype (
<figureCitation id="D0D92A5CFFB6FF4D344BF81FFB26F849" box="[1143,1211,1941,1966]" captionStart="FIGURE 4" captionStartId="6.[151,250,1820,1842]" captionTargetBox="[164,1418,316,1779]" captionTargetId="figure@6.[151,1436,301,1798]" captionTargetPageId="6" captionText="FIGURE 4. Alpheopsis trigona (Rathbun, 1901), female holotype (cl 5.5 mm) from off Vieques Island, Puerto Rico (USNM 23785) [a – c]; male (cl 5.4 mm) from Peter Island, US Virgin Islands (USNM 135844); a—carapace, lateral; b—left cheliped, mesial; c—same, dorsolateral; d—carapace and anterior pleon, lateral; e—same, dorsal; f—anterior region of carapace and frontal appendages, lateral; g—same, dorsal; h—right (major) cheliped, mesial; i—same, carpus and chela, lateral; j—left (minor) cheliped, mesial; k—same, lateral; l—second pereiopod, lateral; m—third pereiopod, lateral. Modified from Anker (2001)." httpUri="https://zenodo.org/record/809642/files/figure.png" pageId="7" pageNumber="206">Fig. 4</figureCitation>
a) and the specimen from Peter Island (
<figureCitation id="D0D92A5CFFB6FF4D315BF833FE36F835" box="[359,427,1977,2002]" captionStart="FIGURE 4" captionStartId="6.[151,250,1820,1842]" captionTargetBox="[164,1418,316,1779]" captionTargetId="figure@6.[151,1436,301,1798]" captionTargetPageId="6" captionText="FIGURE 4. Alpheopsis trigona (Rathbun, 1901), female holotype (cl 5.5 mm) from off Vieques Island, Puerto Rico (USNM 23785) [a – c]; male (cl 5.4 mm) from Peter Island, US Virgin Islands (USNM 135844); a—carapace, lateral; b—left cheliped, mesial; c—same, dorsolateral; d—carapace and anterior pleon, lateral; e—same, dorsal; f—anterior region of carapace and frontal appendages, lateral; g—same, dorsal; h—right (major) cheliped, mesial; i—same, carpus and chela, lateral; j—left (minor) cheliped, mesial; k—same, lateral; l—second pereiopod, lateral; m—third pereiopod, lateral. Modified from Anker (2001)." httpUri="https://zenodo.org/record/809642/files/figure.png" pageId="7" pageNumber="206">Fig. 4</figureCitation>
d, e). This record proves that
<taxonomicName id="8FE24D5AFFB6FF4D32CDF830FCFFF836" authorityName="Rathbun" authorityYear="1901" box="[753,866,1978,2001]" class="Malacostraca" family="Alpheidae" genus="Alpheopsis" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="206" phylum="Arthropoda" rank="species" species="trigona">
<emphasis id="7A96EACBFFB6FF4D32CDF830FCFFF836" box="[753,866,1978,2001]" italics="true" pageId="7" pageNumber="206">A. trigona</emphasis>
</taxonomicName>
definitively occurs in Brazil, as far south as Bahia, although the exact distribution of the species in the southwestern Atlantic remains unknown.
</paragraph>
</subSubSection>
</treatment>
</document>
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