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<document id="5F5F83E951FDE8866CF77F8466159562" ID-DOI="10.11646/zootaxa.4809.3.7" ID-ISSN="1175-5326" ID-Zenodo-Dep="3936907" ID-ZooBank="8FE54BBA-250D-4109-8023-1A28864A7D97" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1594292004760" checkinUser="plazi" docAuthor="Hsueh, Pan-Wen" docDate="2020" docId="03D9878E833AFFE2FF18FEF445F09C93" docLanguage="en" docName="zootaxa.4809.3.7.pdf" docOrigin="Zootaxa 4809 (3)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Garthasia Ng 1993" docType="treatment" docVersion="3" lastPageNumber="536" masterDocId="FFE0FFF6833BFFE3FF8FFF95473A9F60" masterDocTitle="New species and record of xanthid crabs (Crustacean, Decapoda) from Taiwan" masterLastPageNumber="546" masterPageNumber="535" pageNumber="536" updateTime="1700277360130" updateUser="plazi" zenodo-license-document="CLOSED">
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<mods:title id="3161C667C1A15E99A18895F9854F39D2">New species and record of xanthid crabs (Crustacean, Decapoda) from Taiwan</mods:title>
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<mods:namePart id="55F3270A596A890DBB1ADEE2E480FF89">Hsueh, Pan-Wen</mods:namePart>
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<subSubSection id="C36A6513833AFFE2FF18FEF445609E1C" box="[151,602,353,380]" pageId="1" pageNumber="536" type="nomenclature">
<paragraph id="8BCF3698833AFFE2FF18FEF445609E1C" blockId="1.[151,602,353,380]" box="[151,602,353,380]" pageId="1" pageNumber="536">
<heading id="D08781F4833AFFE2FF18FEF445609E1C" bold="true" box="[151,602,353,380]" fontSize="11" level="1" pageId="1" pageNumber="536" reason="1">
<emphasis id="B904EA8A833AFFE2FF18FEF445609E1C" bold="true" box="[151,602,353,380]" pageId="1" pageNumber="536">
Genus
<taxonomicName id="4C704D1B833AFFE2FF61FEF446E79E1B" ID-CoL="7PGK9" authority="Ng, 1993" authorityName="Ng" authorityYear="1993" box="[238,477,353,380]" class="Malacostraca" family="Xanthidae" genus="Garthasia" kingdom="Animalia" order="Decapoda" pageId="1" pageNumber="536" phylum="Arthropoda" rank="genus">
<emphasis id="B904EA8A833AFFE2FF61FEF4465D9E1C" bold="true" box="[238,359,353,380]" italics="true" pageId="1" pageNumber="536">Garthasia</emphasis>
<bibRefCitation id="EFE14B69833AFFE2FEE1FEF746E79E1B" author="Ng, P. K. L." box="[366,477,353,380]" pageId="1" pageNumber="536" pagination="133 - 157" refId="ref5882" refString="Ng, P. K. L. (1993) Kraussiinae, a new subfamily for the genera Kraussia Dana, 1852, Palapedia, new genus, and Garthasia, new genus (Crustacea: Decapoda: Brachyura: Xanthidae), with descriptions of two new species from Singapore and the Philippines. The Raffles Bulletin of Zoology, 41 (1), 133 - 157." type="journal article" year="1993">Ng, 1993</bibRefCitation>
</taxonomicName>
, emended
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="C36A6513833AFFE2FF18FE34432A9ED8" box="[151,1040,416,441]" pageId="1" pageNumber="536" type="materials_examined">
<paragraph id="8BCF3698833AFFE2FF18FE34432A9ED8" blockId="1.[151,1040,416,441]" box="[151,1040,416,441]" pageId="1" pageNumber="536">
<typeStatus id="54CB883A833AFFE2FF18FE3447F39ED9" box="[151,201,417,441]" pageId="1" pageNumber="536">Type</typeStatus>
species.
<taxonomicName id="4C704D1B833AFFE2FEA9FE3545B59ED8" authority="(Garth, 1939)" baseAuthorityName="Garth" baseAuthorityYear="1939" box="[294,655,416,441]" class="Malacostraca" family="Xanthidae" genus="Garthasia" kingdom="Animalia" order="Decapoda" pageId="1" pageNumber="536" phylum="Arthropoda" rank="species" species="americana">
<emphasis id="B904EA8A833AFFE2FEA9FE3546C59ED8" box="[294,511,416,440]" italics="true" pageId="1" pageNumber="536">Garthasia americana</emphasis>
(
<bibRefCitation id="EFE14B69833AFFE2FD83FE3545B29ED8" author="Garth, J. S." box="[524,648,416,441]" pageId="1" pageNumber="536" pagination="9 - 29" refId="ref5610" refString="Garth, J. S. (1939) New brachyuran crabs from the Galapagos Islands. Allan Hancock Pacific Expeditions, 5 (2), 9 - 29, pls. 1 - 10." type="journal article" year="1939">Garth, 1939</bibRefCitation>
)
</taxonomicName>
(subsequent designation by
<bibRefCitation id="EFE14B69833AFFE2FC3FFE3443339ED8" author="Ng, P. K. L." box="[944,1033,416,441]" pageId="1" pageNumber="536" pagination="133 - 157" refId="ref5882" refString="Ng, P. K. L. (1993) Kraussiinae, a new subfamily for the genera Kraussia Dana, 1852, Palapedia, new genus, and Garthasia, new genus (Crustacea: Decapoda: Brachyura: Xanthidae), with descriptions of two new species from Singapore and the Philippines. The Raffles Bulletin of Zoology, 41 (1), 133 - 157." type="journal article" year="1993">Ng 1993</bibRefCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C36A6513833AFFE2FF18FE7446029D97" pageId="1" pageNumber="536" type="diagnosis">
<paragraph id="8BCF3698833AFFE2FF18FE7446029D97" blockId="1.[151,1437,481,1012]" pageId="1" pageNumber="536">
<emphasis id="B904EA8A833AFFE2FF18FE7444AC9E9C" bold="true" box="[151,918,481,508]" pageId="1" pageNumber="536">
Diagnosis (after
<bibRefCitation id="EFE14B69833AFFE2FEEFFE7746FF9E9B" author="Ng, P. K. L." box="[352,453,481,508]" pageId="1" pageNumber="536" pagination="133 - 157" refId="ref5882" refString="Ng, P. K. L. (1993) Kraussiinae, a new subfamily for the genera Kraussia Dana, 1852, Palapedia, new genus, and Garthasia, new genus (Crustacea: Decapoda: Brachyura: Xanthidae), with descriptions of two new species from Singapore and the Philippines. The Raffles Bulletin of Zoology, 41 (1), 133 - 157." type="journal article" year="1993">Ng 1993</bibRefCitation>
, new feature highlighted in boldface).
</emphasis>
Carapace distinctly oval, much broader than long, width to length ratio
<emphasis id="B904EA8A833AFFE2FE5FFD90453B9D7F" bold="true" box="[464,513,517,543]" pageId="1" pageNumber="536">1.21</emphasis>
1.35; anterolateral margin distinctly shorter than posterolateral margin, without sharp granules of epibranchial spines; posterolateral margin gently convex. Third maxilliped short, length to width ratio about 2.4
<emphasis id="B904EA8A833AFFE2FEC9FDD846539D07" bold="true" box="[326,361,589,615]" pageId="1" pageNumber="536">3.2</emphasis>
; merus much wider than long, width to length ratio about
<emphasis id="B904EA8A833AFFE2FC60FDD843289D07" bold="true" box="[1007,1042,589,615]" pageId="1" pageNumber="536">1.3</emphasis>
2.2; carpus not swollen or
<emphasis id="B904EA8A833AFFE2FACAFDD847CA9DEC" bold="true" pageId="1" pageNumber="536">slightly swollen</emphasis>
. Sternum not greatly elongate, suture between sternum 1 and 2 absent, surfaces of sternites 1 and 2 with or
<emphasis id="B904EA8A833AFFE2FF38FD0046299DD0" bold="true" box="[183,275,661,688]" pageId="1" pageNumber="536">without</emphasis>
distinct longitudinal keel. Tips of cheliped fingers sharp. Merus of last ambulatory leg short, slender, length to width ratio about
<emphasis id="B904EA8A833AFFE2FE43FD2C46D59DB3" bold="true" box="[460,495,697,723]" pageId="1" pageNumber="536">1.8</emphasis>
2.7. Male abdomen second segment much broader than long, width to length ratio about
<emphasis id="B904EA8A833AFFE2FF53FD4847C59D97" bold="true" box="[220,255,733,759]" pageId="1" pageNumber="536">2.1</emphasis>
3.0.
</paragraph>
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<subSubSection id="C36A6513833AFFE2FF48FC9745F09C93" pageId="1" pageNumber="536" type="discussion">
<paragraph id="8BCF3698833AFFE2FF48FC9745F09C93" blockId="1.[151,1437,481,1012]" pageId="1" pageNumber="536">
<emphasis id="B904EA8A833AFFE2FF48FC9746019C7C" bold="true" box="[199,315,770,796]" pageId="1" pageNumber="536">Remarks.</emphasis>
<bibRefCitation id="EFE14B69833AFFE2FECBFC9746839C7B" author="Ng, P. K. L." box="[324,441,769,796]" pageId="1" pageNumber="536" pagination="133 - 157" refId="ref5882" refString="Ng, P. K. L. (1993) Kraussiinae, a new subfamily for the genera Kraussia Dana, 1852, Palapedia, new genus, and Garthasia, new genus (Crustacea: Decapoda: Brachyura: Xanthidae), with descriptions of two new species from Singapore and the Philippines. The Raffles Bulletin of Zoology, 41 (1), 133 - 157." type="journal article" year="1993">Ng (1993)</bibRefCitation>
argued that
<taxonomicName id="4C704D1B833AFFE2FDC7FC9744FA9C7B" authority="Garth, 1939" authorityName="Garth" authorityYear="1939" box="[584,960,769,795]" class="Malacostraca" family="Xanthidae" genus="Kraussia" kingdom="Animalia" order="Decapoda" pageId="1" pageNumber="536" phylum="Arthropoda" rank="species" species="americana">
<emphasis id="B904EA8A833AFFE2FDC7FC9744149C7B" box="[584,814,770,795]" italics="true" pageId="1" pageNumber="536">Kraussia americana</emphasis>
<bibRefCitation id="EFE14B69833AFFE2FCB9FC9444FA9C7B" author="Garth, J. S." box="[822,960,769,795]" pageId="1" pageNumber="536" pagination="9 - 29" refId="ref5610" refString="Garth, J. S. (1939) New brachyuran crabs from the Galapagos Islands. Allan Hancock Pacific Expeditions, 5 (2), 9 - 29, pls. 1 - 10." type="journal article" year="1939">Garth, 1939</bibRefCitation>
</taxonomicName>
, is generically different from other kraussiines described from the Indo-west Pacific and erected the genus
<taxonomicName id="4C704D1B833AFFE2FC0DFCB044CE9C5F" authorityName="Ng" authorityYear="1993" box="[898,1012,805,831]" class="Malacostraca" family="Xanthidae" genus="Garthasia" kingdom="Animalia" order="Decapoda" pageId="1" pageNumber="536" phylum="Arthropoda" rank="genus">
<emphasis id="B904EA8A833AFFE2FC0DFCB044CE9C5F" box="[898,1012,805,831]" italics="true" pageId="1" pageNumber="536">Garthasia</emphasis>
</taxonomicName>
. The overall morphology of the present specimen agrees mostly with diagnoses of
<taxonomicName id="4C704D1B833AFFE2FD22FCDC44259C03" authorityName="Ng" authorityYear="1993" box="[685,799,841,867]" class="Malacostraca" family="Xanthidae" genus="Garthasia" kingdom="Animalia" order="Decapoda" pageId="1" pageNumber="536" phylum="Arthropoda" rank="genus">
<emphasis id="B904EA8A833AFFE2FD22FCDC44259C03" box="[685,799,841,867]" italics="true" pageId="1" pageNumber="536">Garthasia</emphasis>
</taxonomicName>
but has some minor differences (i.e., longitudinal ridge on surfaces of sternites 1 and 2 absent). Hence, the generic diagnosis is slightly emended herein to accommodate the new species. All specimens of
<taxonomicName id="4C704D1B833AFFE2FD90FC0744669CCB" authority="(Garth, 1939)" baseAuthorityName="Garth" baseAuthorityYear="1939" box="[543,860,913,940]" class="Malacostraca" family="Xanthidae" genus="Kraussia" kingdom="Animalia" order="Decapoda" pageId="1" pageNumber="536" phylum="Arthropoda" rank="species" species="americana">
<emphasis id="B904EA8A833AFFE2FD90FC0745099CCC" box="[543,563,914,940]" italics="true" pageId="1" pageNumber="536">G</emphasis>
.
<emphasis id="B904EA8A833AFFE2FDCDFC0745809CCB" box="[578,698,914,939]" italics="true" pageId="1" pageNumber="536">americana</emphasis>
(
<bibRefCitation id="EFE14B69833AFFE2FD45FC0444699CCB" author="Garth, J. S." box="[714,851,913,939]" pageId="1" pageNumber="536" pagination="9 - 29" refId="ref5610" refString="Garth, J. S. (1939) New brachyuran crabs from the Galapagos Islands. Allan Hancock Pacific Expeditions, 5 (2), 9 - 29, pls. 1 - 10." type="journal article" year="1939">Garth, 1939</bibRefCitation>
)
</taxonomicName>
have been collected from various shallow subtidal habitats on coasts between
<geoCoordinate id="EE44505F833AFFE2FE49FC2045389CAF" box="[454,514,949,975]" degrees="29" direction="north" orientation="latitude" pageId="1" pageNumber="536" precision="55555" value="29.0">29°N</geoCoordinate>
to
<geoCoordinate id="EE44505F833AFFE2FDAAFC2045779CAF" box="[549,589,949,975]" degrees="1" direction="south" orientation="latitude" pageId="1" pageNumber="536" precision="55555" value="-1.0">1°S</geoCoordinate>
in the East Pacific. The present study reports a second species for the genus from shallow subtidal habitats in the West Pacific.
</paragraph>
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</treatment>
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