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<mods:title id="3A865B3230B482A164D7A4C216E716F2">Revision of the sesarmid crab genera Labuanium Serène and Soh, 1970, Scandarma Schubart, Liu and Cuesta, 2003 and Namlacium Serène and Soh, 1970 (Crustacea: Decapoda: Brachyura: Sesarmidae), with descriptions of four new genera and two new species</mods:title>
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<mods:namePart id="D1FA9B339C45A507ABBCDE3398F4B664">Ng, Peter K. L.</mods:namePart>
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<mods:date id="A9408DAD9F5C2B1776039F6961529652">2020</mods:date>
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<heading id="620381A4FFAFBE276E7DFA9A0C869A36" box="[334,982,1284,1310]" centered="true" fontSize="11" level="2" pageId="69" pageNumber="513" reason="2">
<taxonomicName id="FEF44D4BFFAFBE276E7DFA9A0C169A36" ID-CoL="84GV4" authority="(Roux, 1933)" authorityName="Naruse &amp; Ng" authorityYear="2020" baseAuthorityName="Roux" baseAuthorityYear="1933" box="[334,838,1284,1310]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="69" pageNumber="513" phylum="Arthropoda" rank="species" species="sinuofrontatum" status="comb. nov.">
<emphasis id="0B80EADAFFAFBE276E7DFA9A0DFB9A36" bold="true" box="[334,683,1284,1310]" italics="true" pageId="69" pageNumber="513">Geosesarma sinuofrontatum</emphasis>
(
<bibRefCitation id="5D654B39FFAFBE276D8AFA9A0C6C9A36" author="Roux J" box="[697,828,1284,1310]" pageId="69" pageNumber="513" pagination="1 - 19" refId="ref46069" refString="Roux J. 1933. Crustaces decapodes d'eau douce. In: von Straelen V, editor. Resultats scientifiques du Voyage aux Indes Orientales Neerlandaises de LL. AA. RR. le Prince et la Princesse Leopold de Belgique. Brussels: Memoires du Musee royal d'Histoire naturelle de Belgique; p. 1 - 19." type="book chapter" year="1933">Roux, 1933</bibRefCitation>
)
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,
<taxonomicNameLabel id="10B357A1FFAFBE276C61FA9A0C869A36" box="[850,982,1284,1310]" pageId="69" pageNumber="513" rank="species">comb. nov.</taxonomicNameLabel>
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(
<figureCitation id="A1CF2A4DFFAFBE276D0EFAB90DEC9A69" box="[573,700,1319,1345]" captionStart="Figure 33" captionStartId="70.[160,225,1645,1668]" captionTargetBox="[163,1152,758,1614]" captionTargetId="figure-187@70.[163,1153,758,1614]" captionTargetPageId="70" captionText="Figure 33. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, habitus, dorsal view; b, right chela, outer view; c, right chela, upper view." figureDoi="http://doi.org/10.5281/zenodo.4609224" httpUri="https://zenodo.org/record/4609224/files/figure.png" pageId="69" pageNumber="513">Figures 33</figureCitation>
,
<figureCitation id="A1CF2A4DFFAFBE276DF4FAB90DB59A69" box="[711,741,1319,1345]" captionStart="Figure 34" captionStartId="72.[160,225,1645,1668]" captionTargetBox="[165,1150,933,1612]" captionTargetId="figure-209@72.[163,1153,931,1615]" captionTargetPageId="72" captionText="Figure 34. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, pleon and telson; b, left G1, ventral view; c, distal part of left G1, ventral view; d, left G2, ventral view. Scale bars: a= 3 mm; bd = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4609226" httpUri="https://zenodo.org/record/4609226/files/figure.png" pageId="69" pageNumber="513">34</figureCitation>
)
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<treatmentCitation id="B85510D9FFAFBE276F93FAC20DBB9A5D" author="Roux J" box="[160,747,1372,1397]" page="14" pageId="69" pageNumber="513" year="1933">
<taxonomicName id="FEF44D4BFFAFBE276F93FAC20DBB9A5D" ID-CoL="84HBL" authority="Roux, 1933, p. 14" authorityName="Roux" authorityPageNumber="14" authorityYear="1933" box="[160,747,1372,1397]" class="Malacostraca" family="Sesarmidae" genus="Sesarma" kingdom="Animalia" order="Decapoda" pageId="69" pageNumber="513" phylum="Arthropoda" rank="species" species="sinuofrontata" subGenus="Sesarma">
<emphasis id="0B80EADAFFAFBE276F93FAC20FAC9A5D" box="[160,252,1372,1397]" italics="true" pageId="69" pageNumber="513">Sesarma</emphasis>
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<emphasis id="0B80EADAFFAFBE276E4DFAC20D419A5D" box="[382,529,1372,1397]" italics="true" pageId="69" pageNumber="513">sinuofrontata</emphasis>
<bibRefCitation id="5D654B39FFAFBE276D2FFAC20DCC9A5D" author="Roux J" box="[540,668,1372,1397]" pageId="69" pageNumber="513" pagination="1 - 19" refId="ref46069" refString="Roux J. 1933. Crustaces decapodes d'eau douce. In: von Straelen V, editor. Resultats scientifiques du Voyage aux Indes Orientales Neerlandaises de LL. AA. RR. le Prince et la Princesse Leopold de Belgique. Brussels: Memoires du Musee royal d'Histoire naturelle de Belgique; p. 1 - 19." type="book chapter" year="1933">Roux, 1933</bibRefCitation>
, p. 14
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, figs 1, 2 [
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locality:
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,
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<treatmentCitation id="B85510D9FFAFBE276F93FA3F0C649A92" author="Serene R &amp; Soh CL" box="[160,820,1441,1466]" page="406" pageId="69" pageNumber="513" year="1970">
<taxonomicName id="FEF44D4BFFAFBE276F93FA3F0C649A92" authority=": Serene and Soh 1970, p. 406" authorityName="Serene and Soh" authorityPageNumber="406" authorityYear="1970" box="[160,820,1441,1466]" class="Malacostraca" family="Sesarmidae" genus="Labuanium" kingdom="Animalia" order="Decapoda" pageId="69" pageNumber="513" phylum="Arthropoda" rank="species" species="sinuatifrontatum">
<emphasis id="0B80EADAFFAFBE276F93FA3F0E8C9A92" box="[160,476,1441,1466]" italics="true" pageId="69" pageNumber="513">Labuanium sinuatifrontatum</emphasis>
:
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, p. 406
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;
<treatmentCitation id="B85510D9FFAFBE276C72FA3F0B139A92" author="Ng PKL &amp; Guinot D &amp; Davie PJF" box="[833,1091,1441,1466]" page="221" pageId="69" pageNumber="513" year="2008">
<bibRefCitation id="5D654B39FFAFBE276C72FA3F0CBF9A92" author="Ng PKL &amp; Guinot D &amp; Davie PJF" box="[833,1007,1441,1466]" pageId="69" pageNumber="513" pagination="1 - 286" refId="ref44591" refString="Ng PKL, Guinot D, Davie PJF. 2008 a. Systema Brachyurorum: part I. An annotated checklist of extant brachyuran crabs of the world. Raffles Bull Zool Suppl. 17: 1 - 286." type="journal article" year="2008">Ng et al. 2008a</bibRefCitation>
, p. 221
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(misspelling of
<taxonomicName id="FEF44D4BFFAFBE276E0EFA5A0C7A9AF5" ID-CoL="84HBL" authority="Roux, 1933" authorityName="Roux" authorityYear="1933" box="[317,810,1476,1501]" class="Malacostraca" family="Sesarmidae" genus="Sesarma" kingdom="Animalia" order="Decapoda" pageId="69" pageNumber="513" phylum="Arthropoda" rank="species" species="sinuofrontata" subGenus="Sesarma">
<emphasis id="0B80EADAFFAFBE276E0EFA5A0EC99AF5" box="[317,409,1476,1501]" italics="true" pageId="69" pageNumber="513">Sesarma</emphasis>
(
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)
<emphasis id="0B80EADAFFAFBE276D27FA5A0DF79AF5" box="[532,679,1476,1501]" italics="true" pageId="69" pageNumber="513">sinuofrontata</emphasis>
<bibRefCitation id="5D654B39FFAFBE276D9DFA5A0C7A9AF5" author="Roux J" box="[686,810,1476,1501]" pageId="69" pageNumber="513" pagination="1 - 19" refId="ref46069" refString="Roux J. 1933. Crustaces decapodes d'eau douce. In: von Straelen V, editor. Resultats scientifiques du Voyage aux Indes Orientales Neerlandaises de LL. AA. RR. le Prince et la Princesse Leopold de Belgique. Brussels: Memoires du Musee royal d'Histoire naturelle de Belgique; p. 1 - 19." type="book chapter" year="1933">Roux, 1933</bibRefCitation>
</taxonomicName>
).
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</paragraph>
<paragraph id="394B36C8FFAFBE276F93FA780D06990A" blockId="69.[160,1156,1372,1570]" pageId="69" pageNumber="513">
<treatmentCitationGroup id="19E411E6FFAFBE276F93FA780D06990A" pageId="69" pageNumber="513">
?
<treatmentCitation id="B85510D9FFAFBE276F98FA780C0F9AD7" author="Serene R &amp; Romimohtarto K &amp; Moosa MK" box="[171,863,1510,1535]" page="26" pageId="69" pageNumber="513" year="1974">
<taxonomicName id="FEF44D4BFFAFBE276F98FA780C0F9AD7" authority=": Serene et al. 1974, p. 26" authorityName="Serene" authorityPageNumber="26" authorityYear="1974" box="[171,863,1510,1535]" class="Malacostraca" family="Sesarmidae" genus="Labuanium" kingdom="Animalia" order="Decapoda" pageId="69" pageNumber="513" phylum="Arthropoda" rank="species" species="sinuatifrontatum">
<emphasis id="0B80EADAFFAFBE276F98FA780E779AD7" box="[171,295,1510,1535]" italics="true" pageId="69" pageNumber="513">Labuanium</emphasis>
aff.
<emphasis id="0B80EADAFFAFBE276E56FA780D4C9AD7" box="[357,540,1510,1535]" italics="true" pageId="69" pageNumber="513">sinuatifrontatum</emphasis>
:
<bibRefCitation id="5D654B39FFAFBE276D03FA780C5D9AD7" author="Serene R &amp; Romimohtarto K &amp; Moosa MK" box="[560,781,1510,1535]" pageId="69" pageNumber="513" pagination="17 - 26" refId="ref46683" refString="Serene R, Romimohtarto K, Moosa MK. 1974. The Hippidea and Brachyura collected by the Rumphius Expedition I. Oseanologi Indoes. 1: 17 - 26." type="journal article" year="1974">Serène et al. 1974</bibRefCitation>
, p. 26
</taxonomicName>
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(misspelling of
<taxonomicName id="FEF44D4BFFAFBE276B14FA780D19990A" ID-CoL="84HBL" authority="Roux, 1933" authorityName="Roux" authorityYear="1933" class="Malacostraca" family="Sesarmidae" genus="Sesarma" kingdom="Animalia" order="Decapoda" pageId="69" pageNumber="513" phylum="Arthropoda" rank="species" species="sinuofrontata" subGenus="Sesarma">
<emphasis id="0B80EADAFFAFBE276B14FA780BD39AD7" box="[1063,1155,1510,1535]" italics="true" pageId="69" pageNumber="513">Sesarma</emphasis>
(
<emphasis id="0B80EADAFFAFBE276FFBF9970E74990A" box="[200,292,1545,1570]" italics="true" pageId="69" pageNumber="513">Sesarma</emphasis>
)
<emphasis id="0B80EADAFFAFBE276E00F9970E96990A" box="[307,454,1545,1570]" italics="true" pageId="69" pageNumber="513">sinuofrontata</emphasis>
<bibRefCitation id="5D654B39FFAFBE276EFEF9970D19990A" author="Roux J" box="[461,585,1545,1570]" pageId="69" pageNumber="513" pagination="1 - 19" refId="ref46069" refString="Roux J. 1933. Crustaces decapodes d'eau douce. In: von Straelen V, editor. Resultats scientifiques du Voyage aux Indes Orientales Neerlandaises de LL. AA. RR. le Prince et la Princesse Leopold de Belgique. Brussels: Memoires du Musee royal d'Histoire naturelle de Belgique; p. 1 - 19." type="book chapter" year="1933">Roux, 1933</bibRefCitation>
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).
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<subSubSection id="71EE6543FFAFBE276F93F9C30ED29995" pageId="69" pageNumber="513" type="materials_examined">
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<emphasis id="0B80EADAFFAFBE276F93F9C30E2F995F" bold="true" box="[160,383,1629,1655]" italics="true" pageId="69" pageNumber="513">Material examined</emphasis>
</paragraph>
<paragraph id="394B36C8FFAFBE276F93F91F0ED29995" blockId="69.[160,1156,1629,1725]" pageId="69" pageNumber="513">
<materialsCitation id="899C3C95FFAFBE276F93F91F0ED29995" ID-GBIF-Occurrence="3762866342" collectingDate="1929-03-21" collectionCode="RBINS" county="Tritonbaai" location="Triton Bay" municipality="Triton Bay" pageId="69" pageNumber="513" specimenCount="1" stateProvince="Indonesian West Papua" typeStatus="holotype">
<typeStatus id="E64F886AFFAFBE276F93F91F0E5999B2" box="[160,265,1665,1690]" pageId="69" pageNumber="513" type="holotype">Holotype</typeStatus>
,
<collectionCode id="5FE5AE0DFFAFBE276E20F91F0E0899B2" box="[275,344,1665,1690]" collectionName="RBINS" country="Belgium" httpUri="http://biocol.org/urn:lsid:biocol.org:col:35271" lsid="urn:lsid:biocol.org:col:35271" name="Royal Belgian Institute of Natural Sciences" pageId="69" pageNumber="513" type="Museum">RBINS</collectionCode>
,
<specimenCount id="2FF2FD41FFAFBE276E52F91F0ECA99B2" box="[353,410,1665,1690]" pageId="69" pageNumber="513" type="male">male</specimenCount>
, 11.6 ×
<quantity id="FE0C9B2DFFAFBE276EDCF91F0D0399B2" box="[495,595,1665,1690]" metricMagnitude="-2" metricUnit="m" metricValue="1.16" pageId="69" pageNumber="513" unit="mm" value="11.6">11.6 mm</quantity>
,
<collectingCounty id="D02A4E44FFAFBE276D6EF91F0D9F99B2" box="[605,719,1665,1690]" pageId="69" pageNumber="513">Tritonbaai</collectingCounty>
(=
<collectingMunicipality id="D92FACB2FFAFBE276DC0F91F0C3899B2" box="[755,872,1665,1690]" pageId="69" pageNumber="513">Triton Bay</collectingMunicipality>
),
<collectingRegion id="FB30F82AFFAFBE276C4BF91F0BD199B2" box="[888,1153,1665,1690]" pageId="69" pageNumber="513">Indonesian West Papua</collectingRegion>
, coll.
<date id="4D4A1008FFAFBE276FE7F93A0E2D9995" box="[212,381,1700,1725]" pageId="69" pageNumber="513" value="1929-03-21">
<collectingDate id="5D0EE9E0FFAFBE276FE7F93A0E2D9995" box="[212,381,1700,1725]" pageId="69" pageNumber="513" value="1929-03-21">21 March 1929</collectingDate>
</date>
.
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection id="71EE6543FFACBE2A6F93FF100E8D9EB6" lastPageId="72" lastPageNumber="516" pageId="70" pageNumber="514" type="description">
<paragraph id="394B36C8FFACBE246F93FF100E9F9F80" blockId="70.[160,1156,142,688]" box="[160,463,142,168]" pageId="70" pageNumber="514">
<emphasis id="0B80EADAFFACBE246F93FF100E9F9F80" bold="true" box="[160,463,142,168]" italics="true" pageId="70" pageNumber="514">
Redescription of
<typeStatus id="E64F886AFFACBE246E54FF100E9F9F80" box="[359,463,142,168]" pageId="70" pageNumber="514" type="holotype">holotype</typeStatus>
</emphasis>
</paragraph>
<paragraph id="394B36C8FFACBE246F93FF2C0C759D98" blockId="70.[160,1156,142,688]" pageId="70" pageNumber="514">
Carapace (
<figureCitation id="A1CF2A4DFFACBE246E24FF2C0ED19FE3" box="[279,385,178,203]" captionStart="Figure 33" captionStartId="70.[160,225,1645,1668]" captionTargetBox="[163,1152,758,1614]" captionTargetId="figure-187@70.[163,1153,758,1614]" captionTargetPageId="70" captionText="Figure 33. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, habitus, dorsal view; b, right chela, outer view; c, right chela, upper view." figureDoi="http://doi.org/10.5281/zenodo.4609224" httpUri="https://zenodo.org/record/4609224/files/figure.png" pageId="70" pageNumber="514">Figure 33</figureCitation>
(a)) quadrate, as long as wide, lateral margins almost parallel. Dorsal surface almost flat, glabrous, regions moderately defined. Posterolateral regions sloping posterolaterally. Front deflexed at anterior margin of postfrontal lobes, distally recurved, directed anteriorly, frontal margin bilobed with wide median concavity, overhanging onto antennular septum and fossae. Two pairs of postfrontal lobes present, mesial lobes horizontal, lateral lobes oblique, exceeding mesial lobes anteriorly, anterior margins of all lobes relatively close to, but never reaching to, frontal margin in dorsal view, all lobes followed posteriorly by short horizontal rows of small granules. External orbital angle sharp, directed anteriorly, lateral margin with distinct epibranchial tooth and traces of 1 rudimentary epibranchial tooth. Antennular septum narrow, short, dorsally covered by front. Orbit, in dorsal view, tilted J-shaped, median part of supraorbital margins slightly oblique; infraorbital margin cristate, with sharp triangular inner orbital tooth, directed dorsoanteriorly. Suborbital crista slightly arched, convex posteriorly, granulated, setose. Suborbital, pterygostomial, subhepatic regions with reticulate mat of setae. No longitudinal ridge on ventral surface of external orbital angle.
</paragraph>
<caption id="6D8B6640FFACBE246F93F9F30E8C9997" ID-DOI="http://doi.org/10.5281/zenodo.4609224" ID-Zenodo-Dep="4609224" httpUri="https://zenodo.org/record/4609224/files/figure.png" pageId="70" pageNumber="514" startId="70.[160,225,1645,1668]" targetBox="[163,1152,758,1614]" targetPageId="70">
<paragraph id="394B36C8FFACBE246F93F9F30E8C9997" blockId="70.[160,1156,1645,1727]" pageId="70" pageNumber="514">
<emphasis id="0B80EADAFFACBE246F93F9F30E4499AC" bold="true" box="[160,276,1645,1668]" pageId="70" pageNumber="514">Figure 33.</emphasis>
<taxonomicName id="FEF44D4BFFACBE246E1BF9F30DB199AC" authority="(Roux, 1933)" authorityName="Naruse &amp; Ng" authorityYear="2020" baseAuthorityName="Roux" baseAuthorityYear="1933" box="[296,737,1645,1668]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="70" pageNumber="514" phylum="Arthropoda" rank="species" species="sinuofrontatum" status="comb. nov.">
<emphasis id="0B80EADAFFACBE246E1BF9F30D1499AC" box="[296,580,1645,1668]" italics="true" pageId="70" pageNumber="514">Geosesarma sinuofrontatum</emphasis>
(
<bibRefCitation id="5D654B39FFACBE246D6EF9F30D8999AC" author="Roux J" box="[605,729,1645,1668]" pageId="70" pageNumber="514" pagination="1 - 19" refId="ref46069" refString="Roux J. 1933. Crustaces decapodes d'eau douce. In: von Straelen V, editor. Resultats scientifiques du Voyage aux Indes Orientales Neerlandaises de LL. AA. RR. le Prince et la Princesse Leopold de Belgique. Brussels: Memoires du Musee royal d'Histoire naturelle de Belgique; p. 1 - 19." type="book chapter" year="1933">Roux, 1933</bibRefCitation>
)
</taxonomicName>
,
<taxonomicNameLabel id="10B357A1FFACBE246DCAF9F30C2599AC" box="[761,885,1645,1668]" pageId="70" pageNumber="514" rank="species">comb. nov.</taxonomicNameLabel>
Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, habitus, dorsal view; b, right chela, outer view; c, right chela, upper view.
</paragraph>
</caption>
<paragraph id="394B36C8FFADBE256FF3FF100B5F9FE2" blockId="71.[160,1156,142,1693]" pageId="71" pageNumber="515">Epistome relatively long, posterior margin with 3 triangular lobes, lateral lobes distally rounded, recurved, directed ventrally, median lobe directed ventroposteriorly.</paragraph>
<paragraph id="394B36C8FFADBE256FF3FF4A0EF59E7D" blockId="71.[160,1156,142,1693]" pageId="71" pageNumber="515">
Eye (
<figureCitation id="A1CF2A4DFFADBE256FCBFF4A0E359FC5" box="[248,357,212,237]" captionStart="Figure 33" captionStartId="70.[160,225,1645,1668]" captionTargetBox="[163,1152,758,1614]" captionTargetId="figure-187@70.[163,1153,758,1614]" captionTargetPageId="70" captionText="Figure 33. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, habitus, dorsal view; b, right chela, outer view; c, right chela, upper view." figureDoi="http://doi.org/10.5281/zenodo.4609224" httpUri="https://zenodo.org/record/4609224/files/figure.png" pageId="71" pageNumber="515">Figure 33</figureCitation>
(a,c)) with stout peduncle, cornea narrower than peduncle. Antennule with wide, laterally long basal article. Antenna with wide, ellipsoidal basal article, distolateral lobe expanded laterally; antenna entering orbit through space between inner orbital tooth and front.
</paragraph>
<paragraph id="394B36C8FFADBE256FF3FEC00E409EF7" blockId="71.[160,1156,142,1693]" pageId="71" pageNumber="515">Mxp3 leaving wide gape between mesial margins of ischia and meri; ischium subtriangular, as long as merus; merus ovoid, with oblique depression mesially lined with setae, setose around base of carpus. Exopod reaching distal third of merus, with long flagellum.</paragraph>
<paragraph id="394B36C8FFADBE256FF3FE770BD19B5A" blockId="71.[160,1156,142,1693]" pageId="71" pageNumber="515">
Male chelipeds (
<figureCitation id="A1CF2A4DFFADBE256E4EFE770EBA9D2A" box="[381,490,489,514]" captionStart="Figure 33" captionStartId="70.[160,225,1645,1668]" captionTargetBox="[163,1152,758,1614]" captionTargetId="figure-187@70.[163,1153,758,1614]" captionTargetPageId="70" captionText="Figure 33. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, habitus, dorsal view; b, right chela, outer view; c, right chela, upper view." figureDoi="http://doi.org/10.5281/zenodo.4609224" httpUri="https://zenodo.org/record/4609224/files/figure.png" pageId="71" pageNumber="515">Figure 33</figureCitation>
(a)) subequal. Cheliped merus with trigonal cross section; upper margin lined with low granules, angled subdistally; lower-inner margin keeled, weakly serrate, subdistally expanded to form rounded lobe; lower-outer margin serrate, with distal sub-pentagonal hinge for carpus; outer surface with short rows of granules; inner surface smooth, with 2 longitudinal rows of soft setae. Carpus with granulated upper surface, inner angle bluntly produced, angle connected downward to low keel. Palm of chela convex, outer surface (
<figureCitation id="A1CF2A4DFFADBE256D08FD270DF79DFA" box="[571,679,697,722]" captionStart="Figure 33" captionStartId="70.[160,225,1645,1668]" captionTargetBox="[163,1152,758,1614]" captionTargetId="figure-187@70.[163,1153,758,1614]" captionTargetPageId="70" captionText="Figure 33. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, habitus, dorsal view; b, right chela, outer view; c, right chela, upper view." figureDoi="http://doi.org/10.5281/zenodo.4609224" httpUri="https://zenodo.org/record/4609224/files/figure.png" pageId="71" pageNumber="515">Figure 33</figureCitation>
(b)) granulated, distal region of palm (from base of movable finger to immovable finger) without granules, smooth, no median protuberance on proximal area to this region. Upper surface (
<figureCitation id="A1CF2A4DFFADBE256C58FD600C879C3F" box="[875,983,766,791]" captionStart="Figure 33" captionStartId="70.[160,225,1645,1668]" captionTargetBox="[163,1152,758,1614]" captionTargetId="figure-187@70.[163,1153,758,1614]" captionTargetPageId="70" captionText="Figure 33. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, habitus, dorsal view; b, right chela, outer view; c, right chela, upper view." figureDoi="http://doi.org/10.5281/zenodo.4609224" httpUri="https://zenodo.org/record/4609224/files/figure.png" pageId="71" pageNumber="515">Figure 33</figureCitation>
(c)) with a few, longitudinal rows of small granules, these rows never throughout the length of upper surface. Inner surface convex, sparsely granulated; thick rim extending along occlusal margin of immovable finger to dactylar articulation on both outer and inner surfaces, thick rims of both outer and inner surfaces not interrupted near dactylar articulation. Immovable finger almost straight, gradually narrowed towards tip, 3 largest teeth on distal three-fifths, small teeth on proximal two-fifths. Occlusal margins of both fingers sharply pointed but hoof-like on occlusal side. Movable finger gently curved downwards, occlusal margin with 2 largest teeth on distal half, smaller teeth on proximal quarter; inner side of upper margin lined with ca. 8 very low granules on proximal half. Immovable finger with 3 large teeth, 2 largest teeth of movable finger meeting them when fingers closed.
</paragraph>
<paragraph id="394B36C8FFADBE256FF3FBE20F8F9A82" blockId="71.[160,1156,142,1693]" pageId="71" pageNumber="515">
Ambulatory legs (
<figureCitation id="A1CF2A4DFFADBE256EB6FBE20EBD9BBD" box="[389,493,1148,1173]" captionStart="Figure 33" captionStartId="70.[160,225,1645,1668]" captionTargetBox="[163,1152,758,1614]" captionTargetId="figure-187@70.[163,1153,758,1614]" captionTargetPageId="70" captionText="Figure 33. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, habitus, dorsal view; b, right chela, outer view; c, right chela, upper view." figureDoi="http://doi.org/10.5281/zenodo.4609224" httpUri="https://zenodo.org/record/4609224/files/figure.png" pageId="71" pageNumber="515">Figure 33</figureCitation>
(a)) moderately long, stout for genus, P4 longest. Small tufts of soft setae on anterior surface of P2, 3 coxae. Meri upper surface wide, compressed dorso-ventrally, oblong, distal corner of anterior margin angled, followed proximally by short tooth, posterior margin extended posteriorly into lamellar form in ventral view. Propodi gradually narrowed distally; inner surfaces with mat of short, soft setae, mat denser in anterior legs, covering distal four-fifths on P2, 3, distal half on P4, limited distal part on P5; outer surface with sparse setae in P25. Dactyli gently curved distally, P24 with dense mats of soft setae on both outer, inner surfaces, mat on outer surface only in P5.
</paragraph>
<paragraph id="394B36C8FFADBE256FF3FA2A0EAF99B5" blockId="71.[160,1156,142,1693]" pageId="71" pageNumber="515">
Male thoracic sternum transversely narrow, thoracic sternites 14 fused, 2/3, 3/4 demarcated superficially by anteriorly produced crista, horizontal groove, respectively. Male sternopleonal cavity reaching distal two-fifths of bases of cheliped coxae; margin of sternopleonal cavity on somite 4 rimmed except for posterior end, posterior end of rim thick; lateral slope of sternopleonal cavity posterior to non-rimmed part on sternite 4 depressed, accomodating distal end of G
<quantity id="FE0C9B2DFFADBE256D41F9FF0DC79952" box="[626,663,1633,1658]" metricMagnitude="-2" metricUnit="m" metricValue="2.54" pageId="71" pageNumber="515" unit="in" value="1.0">1 in</quantity>
situ. No sternal button for locking mechanism on sternite 5. Penis sternal.
</paragraph>
<paragraph id="394B36C8FFA2BE2A6FF3FF100B1A9FE2" blockId="72.[160,1156,142,306]" pageId="72" pageNumber="516">
Male pleonal somites 1, 2 short, wide; somite 3 widest, somites 46 with undulate lateral margins; telson rounded distally, slightly longer than somite 6 (
<figureCitation id="A1CF2A4DFFA2BE2A6C85FF2F0B739FE2" box="[950,1059,177,202]" captionStart="Figure 34" captionStartId="72.[160,225,1645,1668]" captionTargetBox="[165,1150,933,1612]" captionTargetId="figure-209@72.[163,1153,931,1615]" captionTargetPageId="72" captionText="Figure 34. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, pleon and telson; b, left G1, ventral view; c, distal part of left G1, ventral view; d, left G2, ventral view. Scale bars: a= 3 mm; bd = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4609226" httpUri="https://zenodo.org/record/4609226/files/figure.png" pageId="72" pageNumber="516">Figure 34</figureCitation>
(a)).
</paragraph>
<paragraph id="394B36C8FFA2BE2A6FF3FF4A0C0C9E1A" blockId="72.[160,1156,142,306]" pageId="72" pageNumber="516">
G1 (
<figureCitation id="A1CF2A4DFFA2BE2A6FC3FF4A0E0F9FC5" box="[240,351,212,237]" captionStart="Figure 34" captionStartId="72.[160,225,1645,1668]" captionTargetBox="[165,1150,933,1612]" captionTargetId="figure-209@72.[163,1153,931,1615]" captionTargetPageId="72" captionText="Figure 34. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, pleon and telson; b, left G1, ventral view; c, distal part of left G1, ventral view; d, left G2, ventral view. Scale bars: a= 3 mm; bd = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4609226" httpUri="https://zenodo.org/record/4609226/files/figure.png" pageId="72" pageNumber="516">Figure 34</figureCitation>
(b,c)) slender, almost straight proximally, distally bent perpendicularly, distal end sharp in ventral view, spartular in mesiodistal view, opening on subdistal part of dorsal side. G2 (
<figureCitation id="A1CF2A4DFFA2BE2A6E67FE870E909E1A" box="[340,448,281,306]" captionStart="Figure 34" captionStartId="72.[160,225,1645,1668]" captionTargetBox="[165,1150,933,1612]" captionTargetId="figure-209@72.[163,1153,931,1615]" captionTargetPageId="72" captionText="Figure 34. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, pleon and telson; b, left G1, ventral view; c, distal part of left G1, ventral view; d, left G2, ventral view. Scale bars: a= 3 mm; bd = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4609226" httpUri="https://zenodo.org/record/4609226/files/figure.png" pageId="72" pageNumber="516">Figure 34</figureCitation>
(d)) short, as long as bent part of G1.
</paragraph>
<paragraph id="394B36C8FFA2BE2A6F93FEFC0E7C9E54" blockId="72.[160,477,354,414]" box="[160,300,354,380]" pageId="72" pageNumber="516">
<emphasis id="0B80EADAFFA2BE2A6F93FEFC0E7C9E54" bold="true" box="[160,300,354,380]" italics="true" pageId="72" pageNumber="516">Colouration</emphasis>
</paragraph>
<paragraph id="394B36C8FFA2BE2A6F93FE1B0E8D9EB6" blockId="72.[160,477,354,414]" box="[160,477,389,414]" pageId="72" pageNumber="516">Live colouration not known.</paragraph>
</subSubSection>
<subSubSection id="71EE6543FFA2BE2A6F93FE500CEA9D22" box="[160,954,462,522]" pageId="72" pageNumber="516" type="distribution">
<paragraph id="394B36C8FFA2BE2A6F93FE500E7C9EC0" blockId="72.[160,954,462,522]" box="[160,300,462,488]" pageId="72" pageNumber="516">
<emphasis id="0B80EADAFFA2BE2A6F93FE500E7C9EC0" bold="true" box="[160,300,462,488]" italics="true" pageId="72" pageNumber="516">Distribution</emphasis>
</paragraph>
<paragraph id="394B36C8FFA2BE2A6F93FE6F0CEA9D22" blockId="72.[160,954,462,522]" box="[160,954,497,522]" pageId="72" pageNumber="516">
Known only from the
<typeStatus id="E64F886AFFA2BE2A6EA4FE6F0E999D22" box="[407,457,497,522]" pageId="72" pageNumber="516">type</typeStatus>
locality,
<collectingMunicipality id="D92FACB2FFA2BE2A6D1EFE6F0DF29D22" box="[557,674,497,522]" pageId="72" pageNumber="516">Triton Bay</collectingMunicipality>
,
<location id="3C2B6013FFA2BE2A6D9FFE6F0C779D22" LSID="urn:lsid:plazi:treatment:B15D87DEFFAFBE2B6E7DFA9A0CA79AAF:3C2B6013FFA2BE2A6D9FFE6F0C779D22" box="[684,807,497,522]" municipality="Triton Bay" name="Indonesian" pageId="72" pageNumber="516" stateProvince="Papua Barat">Indonesian</location>
<collectingRegion id="FB30F82AFFA2BE2A6C1CFE6F0CE69D22" box="[815,950,497,522]" country="Indonesia" name="Papua Barat" pageId="72" pageNumber="516">West Papua</collectingRegion>
.
</paragraph>
</subSubSection>
<subSubSection id="71EE6543FFA2BE2B6F93FDA40CA79AAF" lastPageId="73" lastPageNumber="517" pageId="72" pageNumber="516" type="discussion">
<paragraph id="394B36C8FFA2BE2A6F93FDA40E569D7C" blockId="72.[160,1155,570,873]" box="[160,262,570,596]" pageId="72" pageNumber="516">
<emphasis id="0B80EADAFFA2BE2A6F93FDA40E569D7C" bold="true" box="[160,262,570,596]" italics="true" pageId="72" pageNumber="516">Remarks</emphasis>
</paragraph>
<paragraph id="394B36C8FFA2BE2B6F93FDC30D1D9D6F" blockId="72.[160,1155,570,873]" lastBlockId="73.[160,1156,142,1415]" lastPageId="73" lastPageNumber="517" pageId="72" pageNumber="516">
<taxonomicName id="FEF44D4BFFA2BE2A6F93FDC30DCF9D5E" authority="(Roux, 1933)" baseAuthorityName="Roux" baseAuthorityYear="1933" box="[160,671,605,630]" class="Malacostraca" family="Sesarmidae" genus="Sesarma" kingdom="Animalia" order="Decapoda" pageId="72" pageNumber="516" phylum="Arthropoda" rank="species" species="sinuofrontata" subGenus="Sesarma">
<emphasis id="0B80EADAFFA2BE2A6F93FDC30FAC9D5E" box="[160,252,605,630]" italics="true" pageId="72" pageNumber="516">Sesarma</emphasis>
(
<emphasis id="0B80EADAFFA2BE2A6E3FFDC30E389D5E" box="[268,360,605,630]" italics="true" pageId="72" pageNumber="516">Sesarma</emphasis>
)
<emphasis id="0B80EADAFFA2BE2A6E4BFDC30D5B9D5E" box="[376,523,605,630]" italics="true" pageId="72" pageNumber="516">sinuofrontata</emphasis>
(
<bibRefCitation id="5D654B39FFA2BE2A6D2AFDC30DC79D5E" author="Roux J" box="[537,663,605,630]" pageId="72" pageNumber="516" pagination="1 - 19" refId="ref46069" refString="Roux J. 1933. Crustaces decapodes d'eau douce. In: von Straelen V, editor. Resultats scientifiques du Voyage aux Indes Orientales Neerlandaises de LL. AA. RR. le Prince et la Princesse Leopold de Belgique. Brussels: Memoires du Musee royal d'Histoire naturelle de Belgique; p. 1 - 19." type="book chapter" year="1933">Roux, 1933</bibRefCitation>
)
</taxonomicName>
is known only from a small male
<typeStatus id="E64F886AFFA2BE2A6B2CFDC30BD39D5E" box="[1055,1155,605,630]" pageId="72" pageNumber="516" type="holotype">holotype</typeStatus>
(11.6 ×
<quantity id="FE0C9B2DFFA2BE2A6FC2FD1E0E029DB1" box="[241,338,640,665]" metricMagnitude="-2" metricUnit="m" metricValue="1.16" pageId="72" pageNumber="516" unit="mm" value="11.6">11.6 mm</quantity>
) collected from Tritonbaai, southern New
<collectingCountry id="41E37658FFA2BE2A6C10FD1E0C229DB1" box="[803,882,640,665]" name="Guinea-Bissau" pageId="72" pageNumber="516">Guinea</collectingCountry>
(present day Indonesian West Papua).
<bibRefCitation id="5D654B39FFA2BE2A6E75FD3D0D019D94" author="Serene R &amp; Soh CL" box="[326,593,675,700]" pageId="72" pageNumber="516" pagination="387 - 416" refId="ref46714" refString="Serene R, Soh CL. 1970. New Indo-Pacific genera allied to Sesarma Say, 1817 (Brachyura, Decapoda, Crustacea). Treubia. 27 (4): 387 - 416." type="journal article" year="1970">Serène and Soh (1970</bibRefCitation>
, p. 406) questionably assigned this species to
<taxonomicName id="FEF44D4BFFA2BE2A6F93FD580E4C9DF7" authorityName=", Serene and Soh" authorityYear="1970" box="[160,284,710,735]" class="Malacostraca" family="Sesarmidae" genus="Labuanium" kingdom="Animalia" order="Decapoda" pageId="72" pageNumber="516" phylum="Arthropoda" rank="genus">
<emphasis id="0B80EADAFFA2BE2A6F93FD580E4C9DF7" box="[160,284,710,735]" italics="true" pageId="72" pageNumber="516">Labuanium</emphasis>
</taxonomicName>
(the specific name was misspelled as
<emphasis id="0B80EADAFFA2BE2A6DDAFD580CF89DF7" box="[745,936,710,735]" italics="true" pageId="72" pageNumber="516">sunuatifrontatum</emphasis>
), and this generic assignment was followed by
<bibRefCitation id="5D654B39FFA2BE2A6EDCFD760DFD9C29" author="Ng PKL &amp; Guinot D &amp; Davie PJF" box="[495,685,744,769]" pageId="72" pageNumber="516" pagination="1 - 286" refId="ref44591" refString="Ng PKL, Guinot D, Davie PJF. 2008 a. Systema Brachyurorum: part I. An annotated checklist of extant brachyuran crabs of the world. Raffles Bull Zool Suppl. 17: 1 - 286." type="journal article" year="2008">Ng et al. (2008a)</bibRefCitation>
.
<bibRefCitation id="5D654B39FFA2BE2A6D8FFD760C149C29" author="Roux J" box="[700,836,744,769]" pageId="72" pageNumber="516" pagination="1 - 19" refId="ref46069" refString="Roux J. 1933. Crustaces decapodes d'eau douce. In: von Straelen V, editor. Resultats scientifiques du Voyage aux Indes Orientales Neerlandaises de LL. AA. RR. le Prince et la Princesse Leopold de Belgique. Brussels: Memoires du Musee royal d'Histoire naturelle de Belgique; p. 1 - 19." type="book chapter" year="1933">Roux (1933)</bibRefCitation>
already noted that his new species resembled
<taxonomicName id="FEF44D4BFFA2BE2A6E4AFC950D029C0C" baseAuthorityName="De Man" baseAuthorityYear="1887" box="[377,594,779,804]" class="Malacostraca" family="Sesarmidae" genus="Labuanium" kingdom="Animalia" order="Decapoda" pageId="72" pageNumber="516" phylum="Arthropoda" rank="species" species="politum">
<emphasis id="0B80EADAFFA2BE2A6E4AFC950D029C0C" box="[377,594,779,804]" italics="true" pageId="72" pageNumber="516">Labuanium politum</emphasis>
</taxonomicName>
and
<taxonomicName id="FEF44D4BFFA2BE2A6DBCFC950C049C0C" baseAuthorityName="De Man" baseAuthorityYear="1892" box="[655,852,779,804]" class="Malacostraca" family="Sesarmidae" genus="Sesarmops" kingdom="Animalia" order="Decapoda" pageId="72" pageNumber="516" phylum="Arthropoda" rank="species" species="weberi">
<emphasis id="0B80EADAFFA2BE2A6DBCFC950C049C0C" box="[655,852,779,804]" italics="true" pageId="72" pageNumber="516">Sesarmops weberi</emphasis>
</taxonomicName>
in the elongated and flattened carapace, medially depressed frontal margin, mesial postfrontal lobes being wider than lateral lobes, subparallel lateral margins of the carapace, and simply angled distal anterior corners of ambulatory meri.
<taxonomicName id="FEF44D4BFFA3BE2B6D53FF100C239F8F" box="[608,883,142,167]" class="Malacostraca" family="Sesarmidae" genus="Sesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="sinuofrontatum">
<emphasis id="0B80EADAFFA3BE2B6D53FF100C239F8F" box="[608,883,142,167]" italics="true" pageId="73" pageNumber="517">Sesarma sinuofrontatum</emphasis>
</taxonomicName>
, however, differs from
<taxonomicName id="FEF44D4BFFA3BE2B6F93FF2F0E5C9FE2" baseAuthorityName="De Man" baseAuthorityYear="1887" box="[160,268,177,202]" class="Malacostraca" family="Sesarmidae" genus="Labuanium" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="politum">
<emphasis id="0B80EADAFFA3BE2B6F93FF2F0E5C9FE2" box="[160,268,177,202]" italics="true" pageId="73" pageNumber="517">L. politum</emphasis>
</taxonomicName>
at the genus level by the position of the postfrontal margin (far behind frontal margin,
<figureCitation id="A1CF2A4DFFA3BE2B6E33FF4A0E3F9FC5" box="[256,367,212,237]" captionStart="Figure 33" captionStartId="70.[160,225,1645,1668]" captionTargetBox="[163,1152,758,1614]" captionTargetId="figure-187@70.[163,1153,758,1614]" captionTargetPageId="70" captionText="Figure 33. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, habitus, dorsal view; b, right chela, outer view; c, right chela, upper view." figureDoi="http://doi.org/10.5281/zenodo.4609224" httpUri="https://zenodo.org/record/4609224/files/figure.png" pageId="73" pageNumber="517">Figure 33</figureCitation>
(a); vs partially reaching frontal margin in
<taxonomicName id="FEF44D4BFFA3BE2B6C68FF4A0C879FC5" authorityName=", Serene and Soh" authorityYear="1970" box="[859,983,212,237]" class="Malacostraca" family="Sesarmidae" genus="Labuanium" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="genus">
<emphasis id="0B80EADAFFA3BE2B6C68FF4A0C879FC5" box="[859,983,212,237]" italics="true" pageId="73" pageNumber="517">Labuanium</emphasis>
</taxonomicName>
,
<figureCitation id="A1CF2A4DFFA3BE2B6CD4FF4A0B179FC5" box="[999,1095,212,237]" captionStart="Figure 2" captionStartId="9.[160,225,1370,1393]" captionTargetBox="[163,1153,142,1338]" captionTargetId="figure-84@9.[163,1153,142,1338]" captionTargetPageId="9" captionText="Figure 2. Labuanium politum (De Man, 1887). ZRC 2003.0381, male, 40.1 × 36.2 mm (Bohol, Philippines). a, habitus, dorsal view; b, anterior part of cephalothorax, anteroventral view." figureDoi="http://doi.org/10.5281/zenodo.4609154" httpUri="https://zenodo.org/record/4609154/files/figure.png" pageId="73" pageNumber="517">Figure 2</figureCitation>
), the relatively narrow antennular septum that is overhung by the front (vs antennular septum wide, attached to medial concave part of frontal margin and on same level with it in
<taxonomicName id="FEF44D4BFFA3BE2B6F93FEA20E4C9E7D" authorityName=", Serene and Soh" authorityYear="1970" box="[160,284,316,341]" class="Malacostraca" family="Sesarmidae" genus="Labuanium" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="genus">
<emphasis id="0B80EADAFFA3BE2B6F93FEA20E4C9E7D" box="[160,284,316,341]" italics="true" pageId="73" pageNumber="517">Labuanium</emphasis>
</taxonomicName>
,
<figureCitation id="A1CF2A4DFFA3BE2B6E18FEA20EDC9E7D" box="[299,396,316,341]" captionStart="Figure 2" captionStartId="9.[160,225,1370,1393]" captionTargetBox="[163,1153,142,1338]" captionTargetId="figure-84@9.[163,1153,142,1338]" captionTargetPageId="9" captionText="Figure 2. Labuanium politum (De Man, 1887). ZRC 2003.0381, male, 40.1 × 36.2 mm (Bohol, Philippines). a, habitus, dorsal view; b, anterior part of cephalothorax, anteroventral view." figureDoi="http://doi.org/10.5281/zenodo.4609154" httpUri="https://zenodo.org/record/4609154/files/figure.png" pageId="73" pageNumber="517">Figure 2</figureCitation>
(b)), and the shape of the G1 (slender, gradually curved outward, tapering in sharp point,
<figureCitation id="A1CF2A4DFFA3BE2B6E82FEC00D4E9E5F" box="[433,542,350,375]" captionStart="Figure 34" captionStartId="72.[160,225,1645,1668]" captionTargetBox="[165,1150,933,1612]" captionTargetId="figure-209@72.[163,1153,931,1615]" captionTargetPageId="72" captionText="Figure 34. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, pleon and telson; b, left G1, ventral view; c, distal part of left G1, ventral view; d, left G2, ventral view. Scale bars: a= 3 mm; bd = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4609226" httpUri="https://zenodo.org/record/4609226/files/figure.png" pageId="73" pageNumber="517">Figure 34</figureCitation>
(b,c); vs stout and straight in
<taxonomicName id="FEF44D4BFFA3BE2B6C51FEC00C8E9E5F" authorityName=", Serene and Soh" authorityYear="1970" box="[866,990,350,375]" class="Malacostraca" family="Sesarmidae" genus="Labuanium" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="genus">
<emphasis id="0B80EADAFFA3BE2B6C51FEC00C8E9E5F" box="[866,990,350,375]" italics="true" pageId="73" pageNumber="517">Labuanium</emphasis>
</taxonomicName>
,
<figureCitation id="A1CF2A4DFFA3BE2B6CD9FEC00B189E5F" box="[1002,1096,350,375]" captionStart="Figure 4" captionStartId="10.[160,225,1649,1672]" captionTargetBox="[166,1150,835,1615]" captionTargetId="figure-52@10.[163,1153,832,1618]" captionTargetPageId="10" captionText="Figure 4. Labuanium politum (De Man, 1887). ZRC 1965.7.29.58, male 40.8 × 36.2 mm (Borneo, Malaysia). a, pleon and telson; b, left G1, ventral view; c, distal part of left G1, dorsal view. Scale bars: a= 5 mm; b, c= 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4609160" httpUri="https://zenodo.org/record/4609160/files/figure.png" pageId="73" pageNumber="517">Figure 4</figureCitation>
(b,c)).
<taxonomicName id="FEF44D4BFFA3BE2B6F93FE1F0EFB9EB2" box="[160,427,385,410]" class="Malacostraca" family="Sesarmidae" genus="Sesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="sinuofrontatum">
<emphasis id="0B80EADAFFA3BE2B6F93FE1F0EFB9EB2" box="[160,427,385,410]" italics="true" pageId="73" pageNumber="517">Sesarma sinuofrontatum</emphasis>
</taxonomicName>
also differs from
<taxonomicName id="FEF44D4BFFA3BE2B6D5AFE1F0C7B9EB2" baseAuthorityName="De Man" baseAuthorityYear="1892" box="[617,811,385,410]" class="Malacostraca" family="Sesarmidae" genus="Sesarmops" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="weberi">
<emphasis id="0B80EADAFFA3BE2B6D5AFE1F0C7B9EB2" box="[617,811,385,410]" italics="true" pageId="73" pageNumber="517">Sesarmops weberi</emphasis>
</taxonomicName>
at the genus level in the shape of the male pleon (rectangular, with lateral margins of somites 36 sinuous,
<figureCitation id="A1CF2A4DFFA3BE2B6CCBFE3A0B339E95" box="[1016,1123,420,445]" captionStart="Figure 34" captionStartId="72.[160,225,1645,1668]" captionTargetBox="[165,1150,933,1612]" captionTargetId="figure-209@72.[163,1153,931,1615]" captionTargetPageId="72" captionText="Figure 34. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, pleon and telson; b, left G1, ventral view; c, distal part of left G1, ventral view; d, left G2, ventral view. Scale bars: a= 3 mm; bd = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4609226" httpUri="https://zenodo.org/record/4609226/files/figure.png" pageId="73" pageNumber="517">Figure 34</figureCitation>
(a); vs subtriangular, with lateral margins gradually divergent proximally in
<taxonomicName id="FEF44D4BFFA3BE2B6C8FFE580B609EF7" authorityName=", sensu Serene and Soh" authorityYear="1970" box="[956,1072,454,479]" class="Malacostraca" family="Sesarmidae" genus="Sesarmops" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="genus">
<emphasis id="0B80EADAFFA3BE2B6C8FFE580B609EF7" box="[956,1072,454,479]" italics="true" pageId="73" pageNumber="517">Sesarmops</emphasis>
</taxonomicName>
,
<figureCitation id="A1CF2A4DFFA3BE2B6B0FFE580FEC9D2A" captionStart="Figure 13" captionStartId="28.[160,225,840,863]" captionTargetBox="[163,1153,142,809]" captionTargetId="figure-9@28.[163,1153,142,809]" captionTargetPageId="28" captionText="Figure 13. Sesarmops weberi (De Man, 1892). ac, lectotype, RMNH D2615, male, 14.5 × 15.0 mm (Flores, Indonesia); d, ZRC 2018.0771, male, 16.2 × 16.3 (Cebu, Philippines). a, major chela, outer view; b, major chela, upper view; c, cephalothorax, ventral view; d, major chela, inner view." figureDoi="http://doi.org/10.5281/zenodo.4609180" httpUri="https://zenodo.org/record/4609180/files/figure.png" pageId="73" pageNumber="517">Figure 13</figureCitation>
(c), 14(a)) and the shape of the G1 (slender, gradually curved outward, tapering sharply,
<figureCitation id="A1CF2A4DFFA3BE2B6F93FD920E5F9D0D" box="[160,271,524,549]" captionStart="Figure 34" captionStartId="72.[160,225,1645,1668]" captionTargetBox="[165,1150,933,1612]" captionTargetId="figure-209@72.[163,1153,931,1615]" captionTargetPageId="72" captionText="Figure 34. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, pleon and telson; b, left G1, ventral view; c, distal part of left G1, ventral view; d, left G2, ventral view. Scale bars: a= 3 mm; bd = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4609226" httpUri="https://zenodo.org/record/4609226/files/figure.png" pageId="73" pageNumber="517">Figure 34</figureCitation>
(b,c); vs stout, almost straight, with laterally directed distal corneous beak-like process in
<taxonomicName id="FEF44D4BFFA3BE2B6E2AFDB00EDD9D6F" authorityName=", sensu Serene and Soh" authorityYear="1970" box="[281,397,558,583]" class="Malacostraca" family="Sesarmidae" genus="Sesarmops" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="genus">
<emphasis id="0B80EADAFFA3BE2B6E2AFDB00EDD9D6F" box="[281,397,558,583]" italics="true" pageId="73" pageNumber="517">Sesarmops</emphasis>
</taxonomicName>
,
<figureCitation id="A1CF2A4DFFA3BE2B6EA9FDB00D569D6F" box="[410,518,558,583]" captionStart="Figure 14" captionStartId="28.[160,225,1572,1595]" captionTargetBox="[165,1151,1023,1538]" captionTargetId="figure-60@28.[163,1153,1021,1540]" captionTargetPageId="28" captionText="Figure 14. Sesarmops weberi (De Man, 1892). Lectotype, RMNH D2615, male, 14.5 × 15.0 mm (Flores, Indonesia). a, pleonal somites 36 and telson; bd, left G1; b, ventral view; c, distal part, ventral view; d, distal part, dorsal view. Scale bars: a= 5 mm; bd = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4609182" httpUri="https://zenodo.org/record/4609182/files/figure.png" pageId="73" pageNumber="517">Figure 14</figureCitation>
(bd)).
</paragraph>
<caption id="6D8B6640FFA2BE2A6F93F9F30B119997" ID-DOI="http://doi.org/10.5281/zenodo.4609226" ID-Zenodo-Dep="4609226" httpUri="https://zenodo.org/record/4609226/files/figure.png" pageId="72" pageNumber="516" startId="72.[160,225,1645,1668]" targetBox="[165,1150,933,1612]" targetPageId="72">
<paragraph id="394B36C8FFA2BE2A6F93F9F30B119997" blockId="72.[160,1156,1645,1727]" pageId="72" pageNumber="516">
<emphasis id="0B80EADAFFA2BE2A6F93F9F30E4499AC" bold="true" box="[160,276,1645,1668]" pageId="72" pageNumber="516">Figure 34.</emphasis>
<taxonomicName id="FEF44D4BFFA2BE2A6E1BF9F30DB199AC" authority="(Roux, 1933)" authorityName="Naruse &amp; Ng" authorityYear="2020" baseAuthorityName="Roux" baseAuthorityYear="1933" box="[296,737,1645,1668]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="72" pageNumber="516" phylum="Arthropoda" rank="species" species="sinuofrontatum" status="comb. nov.">
<emphasis id="0B80EADAFFA2BE2A6E1BF9F30D1499AC" box="[296,580,1645,1668]" italics="true" pageId="72" pageNumber="516">Geosesarma sinuofrontatum</emphasis>
(
<bibRefCitation id="5D654B39FFA2BE2A6D6EF9F30D8999AC" author="Roux J" box="[605,729,1645,1668]" pageId="72" pageNumber="516" pagination="1 - 19" refId="ref46069" refString="Roux J. 1933. Crustaces decapodes d'eau douce. In: von Straelen V, editor. Resultats scientifiques du Voyage aux Indes Orientales Neerlandaises de LL. AA. RR. le Prince et la Princesse Leopold de Belgique. Brussels: Memoires du Musee royal d'Histoire naturelle de Belgique; p. 1 - 19." type="book chapter" year="1933">Roux, 1933</bibRefCitation>
)
</taxonomicName>
,
<taxonomicNameLabel id="10B357A1FFA2BE2A6DCAF9F30C2599AC" box="[761,885,1645,1668]" pageId="72" pageNumber="516" rank="species">comb. nov.</taxonomicNameLabel>
Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, pleon and telson; b, left G1, ventral view; c, distal part of left G1, ventral view; d, left G2, ventral view. Scale bars: a= 3 mm; bd = 1 mm.
</paragraph>
</caption>
<paragraph id="394B36C8FFA3BE2B6FF3FDCF0E7A9C8A" blockId="73.[160,1156,142,1415]" pageId="73" pageNumber="517">
As described above,
<emphasis id="0B80EADAFFA3BE2B6E9CFDCF0D2F9D42" box="[431,639,593,618]" italics="true" pageId="73" pageNumber="517">
Se.
<taxonomicName id="FEF44D4BFFA3BE2B6EE5FDCF0D2F9D42" authorityName="Naruse &amp; Ng" authorityYear="2020" baseAuthorityName="Roux" baseAuthorityYear="1933" box="[470,639,593,618]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="sinuofrontatum">sinuofrontatum</taxonomicName>
</emphasis>
has a characteristic G1, with a long terminal process that is tapering and smoothly bent outwards at 90°, which links this species to
<taxonomicName id="FEF44D4BFFA3BE2B6F93FD080E749D87" authorityName="De Man" authorityYear="1892" box="[160,292,662,687]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="genus">
<emphasis id="0B80EADAFFA3BE2B6F93FD080E749D87" box="[160,292,662,687]" italics="true" pageId="73" pageNumber="517">Geosesarma</emphasis>
</taxonomicName>
. The G1 of
<taxonomicName id="FEF44D4BFFA3BE2B6E99FD080C539D87" authority="(De Man, 1892)" baseAuthorityName="De Man" baseAuthorityYear="1892" box="[426,771,662,687]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="noduliferum">
<emphasis id="0B80EADAFFA3BE2B6E99FD080D1D9D87" box="[426,589,662,687]" italics="true" pageId="73" pageNumber="517">G. noduliferum</emphasis>
(
<bibRefCitation id="5D654B39FFA3BE2B6D6FFD080DAB9D87" author="De Man JG" box="[604,763,662,687]" pageId="73" pageNumber="517" pagination="265 - 527" refId="ref41187" refString="De Man JG. 1892. Decapoden des indischen Archipels. In: Weber M, editor. Zoologische Ergebnisse einer Reise in Niederlandisch Ost-Indien. Vol. 2, Leiden: E. J. Brill; p. 265 - 527, pls. 15 - 29." type="book chapter" year="1892">De Man, 1892</bibRefCitation>
)
</taxonomicName>
and
<taxonomicName id="FEF44D4BFFA3BE2B6C0DFD080B469D87" authority="Ng, 1986" authorityName="Ng" authorityYear="1986" box="[830,1046,662,687]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="serenei">
<emphasis id="0B80EADAFFA3BE2B6C0DFD080CF89D87" box="[830,936,662,687]" italics="true" pageId="73" pageNumber="517">G. serenei</emphasis>
<bibRefCitation id="5D654B39FFA3BE2B6C83FD080B469D87" author="Ng PKL" box="[944,1046,662,687]" pageId="73" pageNumber="517" pagination="36 - 44" refId="ref44224" refString="Ng PKL. 1986. Preliminary descriptions of 17 new freshwater crabs of the genera Geosesarma, Parathelphusa, Johora and Stoliczia (Crustacea Decapoda, Brachyura) from South East Asia. J Singapore Natl Acad Sci. 15: 36 - 44." type="journal article" year="1986">Ng, 1986</bibRefCitation>
</taxonomicName>
, is superficially similar to that of
<taxonomicName id="FEF44D4BFFA3BE2B6EFDFD270DCB9DFA" authorityName="Naruse &amp; Ng" authorityYear="2020" baseAuthorityName="Roux" baseAuthorityYear="1933" box="[462,667,697,722]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="sinuofrontatum">
<emphasis id="0B80EADAFFA3BE2B6EFDFD270DCB9DFA" box="[462,667,697,722]" italics="true" pageId="73" pageNumber="517">G. sinuofrontatum</emphasis>
</taxonomicName>
, but the former two species differ from
<taxonomicName id="FEF44D4BFFA3BE2B6F93FD420E409DDD" authorityName="Naruse &amp; Ng" authorityYear="2020" baseAuthorityName="Burger" baseAuthorityYear="1893" box="[160,272,732,757]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="demani">
<emphasis id="0B80EADAFFA3BE2B6F93FD420E409DDD" box="[160,272,732,757]" italics="true" pageId="73" pageNumber="517">G. demani</emphasis>
</taxonomicName>
in the degree of the curvature of the terminal process of the G1 (weakly bent outwards in the former two species vs bent at 90° in
<taxonomicName id="FEF44D4BFFA3BE2B6DD5FD600CFB9C3F" authorityName="Naruse &amp; Ng" authorityYear="2020" baseAuthorityName="Roux" baseAuthorityYear="1933" box="[742,939,766,791]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="sinuofrontatum">
<emphasis id="0B80EADAFFA3BE2B6DD5FD600CFB9C3F" box="[742,939,766,791]" italics="true" pageId="73" pageNumber="517">G. sinuofrontatum</emphasis>
</taxonomicName>
) (
<figureCitation id="A1CF2A4DFFA3BE2B6C8CFD600B7B9C3F" box="[959,1067,766,791]" captionStart="Figure 34" captionStartId="72.[160,225,1645,1668]" captionTargetBox="[165,1150,933,1612]" captionTargetId="figure-209@72.[163,1153,931,1615]" captionTargetPageId="72" captionText="Figure 34. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, pleon and telson; b, left G1, ventral view; c, distal part of left G1, ventral view; d, left G2, ventral view. Scale bars: a= 3 mm; bd = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4609226" httpUri="https://zenodo.org/record/4609226/files/figure.png" pageId="73" pageNumber="517">Figure 34</figureCitation>
(b,c);
<bibRefCitation id="5D654B39FFA3BE2B6B50FD600F879C12" author="Ng PKL" pageId="73" pageNumber="517" pagination="36 - 44" refId="ref44224" refString="Ng PKL. 1986. Preliminary descriptions of 17 new freshwater crabs of the genera Geosesarma, Parathelphusa, Johora and Stoliczia (Crustacea Decapoda, Brachyura) from South East Asia. J Singapore Natl Acad Sci. 15: 36 - 44." type="journal article" year="1986">Ng 1986</bibRefCitation>
, fig. 2;
<bibRefCitation id="5D654B39FFA3BE2B6E15FCBF0E809C12" author="Ng PKL &amp; Schubart CD &amp; Lukhaup C" box="[294,464,801,826]" pageId="73" pageNumber="517" pagination="3 - 13" refId="ref44838" refString="Ng PKL, Schubart CD, Lukhaup C. 2015 b. New species of &quot; vampire crabs &quot; (Geosesarma De Man, 1892) from central Java, Indonesia, and the identity of Sesarma (Geosesarma) nodulifera De Man, 1892 (Crustacea, Brachyura, Thoracotremata, Sesarmidae). Raffles Bull Zool. 63: 3 - 13." type="journal article" year="2015">Ng et al. 2015b</bibRefCitation>
, fig. 2AC). In any case,
<taxonomicName id="FEF44D4BFFA3BE2B6DEFFCBF0C149C12" authorityName="Ng" authorityYear="1986" box="[732,836,801,826]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="serenei">
<emphasis id="0B80EADAFFA3BE2B6DEFFCBF0C149C12" box="[732,836,801,826]" italics="true" pageId="73" pageNumber="517">G. serenei</emphasis>
</taxonomicName>
and its allied species do not have a flagellum on the exopod of the Mxp3 (see Ng 2017). On the basis of the similarity in the G1 structure to those two species,
<emphasis id="0B80EADAFFA3BE2B6DA6FCF80C3D9C57" box="[661,877,870,895]" italics="true" pageId="73" pageNumber="517">
Se.
<taxonomicName id="FEF44D4BFFA3BE2B6DF7FCF80C3D9C57" authorityName="Naruse &amp; Ng" authorityYear="2020" baseAuthorityName="Roux" baseAuthorityYear="1933" box="[708,877,870,895]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="sinuofrontatum">sinuofrontatum</taxonomicName>
</emphasis>
is here reassigned to
<taxonomicName id="FEF44D4BFFA3BE2B6F93FC170E749C8A" authorityName="De Man" authorityYear="1892" box="[160,292,905,930]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="genus">
<emphasis id="0B80EADAFFA3BE2B6F93FC170E749C8A" box="[160,292,905,930]" italics="true" pageId="73" pageNumber="517">Geosesarma</emphasis>
</taxonomicName>
.
</paragraph>
<paragraph id="394B36C8FFA3BE2B6FF3FC320EEC9BD5" blockId="73.[160,1156,142,1415]" pageId="73" pageNumber="517">
Four species of
<taxonomicName id="FEF44D4BFFA3BE2B6E4EFC320D519CED" authorityName="De Man" authorityYear="1892" box="[381,513,940,965]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="genus">
<emphasis id="0B80EADAFFA3BE2B6E4EFC320D519CED" box="[381,513,940,965]" italics="true" pageId="73" pageNumber="517">Geosesarma</emphasis>
</taxonomicName>
are known from Indonesian
<collectingRegion id="FB30F82AFFA3BE2B6C6AFC320CB29CED" box="[857,994,940,965]" country="Indonesia" name="Papua Barat" pageId="73" pageNumber="517">West Papua</collectingRegion>
and adjacent islands:
<taxonomicName id="FEF44D4BFFA3BE2B6FCFFC500D639CCF" authority="(Serene, 1968)" baseAuthorityName="Serene" baseAuthorityYear="1968" box="[252,563,974,999]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="gordonae">
<emphasis id="0B80EADAFFA3BE2B6FCFFC500ED69CCF" box="[252,390,974,999]" italics="true" pageId="73" pageNumber="517">G. gordonae</emphasis>
(Serène, 1968)
</taxonomicName>
(Fakfak,
<collectingRegion id="FB30F82AFFA3BE2B6DAEFC500C799CCF" box="[669,809,974,999]" country="Indonesia" name="Papua Barat" pageId="73" pageNumber="517">West Papua</collectingRegion>
),
<taxonomicName id="FEF44D4BFFA3BE2B6C0FFC500BD39CCF" authority="Pretzmann, 1985" authorityName="Pretzmann" authorityYear="1985" box="[828,1155,974,999]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="ianthina">
<emphasis id="0B80EADAFFA3BE2B6C0FFC500CE89CCF" box="[828,952,974,999]" italics="true" pageId="73" pageNumber="517">G. ianthina</emphasis>
<bibRefCitation id="5D654B39FFA3BE2B6CF0FC500BD39CCF" author="Pretzmann G" box="[963,1155,974,999]" pageId="73" pageNumber="517" pagination="81 - 82" refId="ref45651" refString="Pretzmann G. 1985. Eine neue Krabbe der Gattung Geosesarma (Decapoda, Brachyura). Misc Zool Hung. 3: 81 - 82, 1 unnumbered pl." type="journal article" year="1985">Pretzmann, 1985</bibRefCitation>
</taxonomicName>
(Wendessi (Windesi?),
<collectingRegion id="FB30F82AFFA3BE2B6E94FC6F0D669B22" box="[423,566,1009,1034]" country="Indonesia" name="Papua Barat" pageId="73" pageNumber="517">West Papua</collectingRegion>
),
<taxonomicName id="FEF44D4BFFA3BE2B6D7EFC6F0B1A9B22" authority="(De Man, 1892) (Halmahera)" authorityName="Halmahera" baseAuthorityName="De Man" baseAuthorityYear="1892" box="[589,1098,1009,1034]" class="Liliopsida" family="Pandanaceae" genus="Geosesamra" kingdom="Plantae" order="Pandanales" pageId="73" pageNumber="517" phylum="Tracheophyta" rank="species" species="maculatum">
<emphasis id="0B80EADAFFA3BE2B6D7EFC6F0DBE9B22" box="[589,750,1009,1034]" italics="true" pageId="73" pageNumber="517">G. maculatum</emphasis>
(
<bibRefCitation id="5D654B39FFA3BE2B6C31FC6F0CFC9B22" author="De Man JG" box="[770,940,1009,1034]" pageId="73" pageNumber="517" pagination="265 - 527" refId="ref41187" refString="De Man JG. 1892. Decapoden des indischen Archipels. In: Weber M, editor. Zoologische Ergebnisse einer Reise in Niederlandisch Ost-Indien. Vol. 2, Leiden: E. J. Brill; p. 265 - 527, pls. 15 - 29." type="book chapter" year="1892">De Man, 1892</bibRefCitation>
) (Halmahera)
</taxonomicName>
and
<taxonomicName id="FEF44D4BFFA3BE2B6F93FB8A0E8C9B05" authority="(Serene, 1968)" baseAuthorityName="Serene" baseAuthorityYear="1968" box="[160,476,1044,1069]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="ternatense">
<emphasis id="0B80EADAFFA3BE2B6F93FB8A0E629B05" box="[160,306,1044,1069]" italics="true" pageId="73" pageNumber="517">G. ternatense</emphasis>
(Serène, 1968)
</taxonomicName>
(
<collectingCountry id="41E37658FFA3BE2B6ED8FB8A0D129B05" box="[491,578,1044,1069]" name="Indonesia" pageId="73" pageNumber="517">Ternate</collectingCountry>
Islands).
<taxonomicName id="FEF44D4BFFA3BE2B6D9CFB8A0CB59B05" authorityName="Naruse &amp; Ng" authorityYear="2020" baseAuthorityName="Roux" baseAuthorityYear="1933" box="[687,997,1044,1069]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="sinuofrontatum">
<emphasis id="0B80EADAFFA3BE2B6D9CFB8A0CB59B05" box="[687,997,1044,1069]" italics="true" pageId="73" pageNumber="517">Geosesarma sinuofrontatum</emphasis>
</taxonomicName>
can be easily distinguished from
<emphasis id="0B80EADAFFA3BE2B6EB1FBA80DEB9B67" box="[386,699,1078,1103]" italics="true" pageId="73" pageNumber="517">
<taxonomicName id="FEF44D4BFFA3BE2B6EB1FBA80D5E9B67" baseAuthorityName="Serene" baseAuthorityYear="1968" box="[386,526,1078,1103]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="gordonae">G. gordonae</taxonomicName>
,
<taxonomicName id="FEF44D4BFFA3BE2B6D2EFBA80DEB9B67" authorityName="Halmahera" baseAuthorityName="De Man" baseAuthorityYear="1892" box="[541,699,1078,1103]" class="Liliopsida" family="Pandanaceae" genus="Geosesamra" kingdom="Plantae" order="Pandanales" pageId="73" pageNumber="517" phylum="Tracheophyta" rank="species" species="maculatum">G. maculatum</taxonomicName>
</emphasis>
and
<taxonomicName id="FEF44D4BFFA3BE2B6DC8FBA80CDE9B67" baseAuthorityName="Serene" baseAuthorityYear="1968" box="[763,910,1078,1103]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="ternatense">
<emphasis id="0B80EADAFFA3BE2B6DC8FBA80CDE9B67" box="[763,910,1078,1103]" italics="true" pageId="73" pageNumber="517">G. ternatense</emphasis>
</taxonomicName>
by the shape of the terminal process of the G1 (
<figureCitation id="A1CF2A4DFFA3BE2B6EE6FBC70D119B5A" box="[469,577,1113,1138]" captionStart="Figure 34" captionStartId="72.[160,225,1645,1668]" captionTargetBox="[165,1150,933,1612]" captionTargetId="figure-209@72.[163,1153,931,1615]" captionTargetPageId="72" captionText="Figure 34. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, pleon and telson; b, left G1, ventral view; c, distal part of left G1, ventral view; d, left G2, ventral view. Scale bars: a= 3 mm; bd = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4609226" httpUri="https://zenodo.org/record/4609226/files/figure.png" pageId="73" pageNumber="517">Figure 34</figureCitation>
(b,c) vs
<bibRefCitation id="5D654B39FFA3BE2B6DA1FBC70C7B9B5A" author="Ng PKL &amp; Liu HC &amp; Schubart CD" box="[658,811,1113,1138]" pageId="73" pageNumber="517" pagination="239 - 249" refId="ref44790" refString="Ng PKL, Liu HC, Schubart CD. 2004. Geosesarma hednon, a new species of terrestrial crab (Crustacea: Decapoda: Brachyura: Sesarmidae) from Taiwan and the Philippines. Raffles Bull Zool. 52 (1): 239 - 249." type="journal article" year="2004">Ng et al. 2004</bibRefCitation>
, figs 4, 7 for
<taxonomicName id="FEF44D4BFFA3BE2B6C8AFBC70B029B5A" authorityName="Halmahera" baseAuthorityName="De Man" baseAuthorityYear="1892" box="[953,1106,1113,1138]" class="Liliopsida" family="Pandanaceae" genus="Geosesamra" kingdom="Plantae" order="Pandanales" pageId="73" pageNumber="517" phylum="Tracheophyta" rank="species" species="maculatum">
<emphasis id="0B80EADAFFA3BE2B6C8AFBC70B029B5A" box="[953,1106,1113,1138]" italics="true" pageId="73" pageNumber="517">G. maculatum</emphasis>
</taxonomicName>
and
<taxonomicName id="FEF44D4BFFA3BE2B6F93FBE20E639BBD" baseAuthorityName="Serene" baseAuthorityYear="1968" box="[160,307,1148,1173]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="ternatense">
<emphasis id="0B80EADAFFA3BE2B6F93FBE20E639BBD" box="[160,307,1148,1173]" italics="true" pageId="73" pageNumber="517">G. ternatense</emphasis>
</taxonomicName>
;
<bibRefCitation id="5D654B39FFA3BE2B6E77FBE20E8F9BBD" author="Serene R" box="[324,479,1148,1173]" pageId="73" pageNumber="517" pagination="1084 - 1095" refId="ref46558" refString="Serene R. 1968 a. Note preliminaire sur de nouvelles especes de Sesarma (Decapoda Brachyura). Bull Mus Natl Hist Nat Paris 2 e Ser. 39 (6): 1084 - 1095." type="journal article" year="1968">Serène 1968a</bibRefCitation>
, figs 911 for
<taxonomicName id="FEF44D4BFFA3BE2B6DBDFBE20C489BBD" baseAuthorityName="Serene" baseAuthorityYear="1968" box="[654,792,1148,1173]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="gordonae">
<emphasis id="0B80EADAFFA3BE2B6DBDFBE20C489BBD" box="[654,792,1148,1173]" italics="true" pageId="73" pageNumber="517">G. gordonae</emphasis>
</taxonomicName>
and
<taxonomicName id="FEF44D4BFFA3BE2B6C6BFBE20CA69BBD" authorityName="Halmahera" baseAuthorityName="De Man" baseAuthorityYear="1892" box="[856,1014,1148,1173]" class="Liliopsida" family="Pandanaceae" genus="Geosesamra" kingdom="Plantae" order="Pandanales" pageId="73" pageNumber="517" phylum="Tracheophyta" rank="species" species="maculatum">
<emphasis id="0B80EADAFFA3BE2B6C6BFBE20CA69BBD" box="[856,1014,1148,1173]" italics="true" pageId="73" pageNumber="517">G. maculatum</emphasis>
</taxonomicName>
). The G1 of
<taxonomicName id="FEF44D4BFFA3BE2B6F93FB000E489B9F" authorityName="Pretzmann" authorityYear="1985" box="[160,280,1182,1207]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="ianthina">
<emphasis id="0B80EADAFFA3BE2B6F93FB000E489B9F" box="[160,280,1182,1207]" italics="true" pageId="73" pageNumber="517">G. ianthina</emphasis>
</taxonomicName>
remains to be described, but the species differs from
<taxonomicName id="FEF44D4BFFA3BE2B6C46FB000B6C9B9F" authorityName="Naruse &amp; Ng" authorityYear="2020" baseAuthorityName="Roux" baseAuthorityYear="1933" box="[885,1084,1182,1207]" class="Malacostraca" family="Sesarmidae" genus="Geosesarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="sinuofrontatum">
<emphasis id="0B80EADAFFA3BE2B6C46FB000B6C9B9F" box="[885,1084,1182,1207]" italics="true" pageId="73" pageNumber="517">G. sinuofrontatum</emphasis>
</taxonomicName>
in the V-shaped median notch of the frontal margin (vs shallow U-shaped notch) (
<bibRefCitation id="5D654B39FFA3BE2B6B3BFB5F0F879BD5" author="Pretzmann G" pageId="73" pageNumber="517" pagination="81 - 82" refId="ref45651" refString="Pretzmann G. 1985. Eine neue Krabbe der Gattung Geosesarma (Decapoda, Brachyura). Misc Zool Hung. 3: 81 - 82, 1 unnumbered pl." type="journal article" year="1985">Pretzmann 1985</bibRefCitation>
, fig. 1;
<figureCitation id="A1CF2A4DFFA3BE2B6E1BFB7A0EC49BD5" box="[296,404,1252,1277]" captionStart="Figure 33" captionStartId="70.[160,225,1645,1668]" captionTargetBox="[163,1152,758,1614]" captionTargetId="figure-187@70.[163,1153,758,1614]" captionTargetPageId="70" captionText="Figure 33. Geosesarma sinuofrontatum (Roux, 1933), comb. nov. Holotype, RBINS, male, 11.6 × 11.6 mm (Triton Bay, Indonesian West Papua). a, habitus, dorsal view; b, right chela, outer view; c, right chela, upper view." figureDoi="http://doi.org/10.5281/zenodo.4609224" httpUri="https://zenodo.org/record/4609224/files/figure.png" pageId="73" pageNumber="517">Figure 33</figureCitation>
(a)).
</paragraph>
<paragraph id="394B36C8FFA3BE2B6FF3FA980CA79AAF" blockId="73.[160,1156,142,1415]" pageId="73" pageNumber="517">
Another very different looking sesarmid species,
<taxonomicName id="FEF44D4BFFA3BE2B6DCAFA980F879A6A" authority="Wowor and Ng, 2009" authorityName="Wowor and Ng" authorityYear="2009" class="Malacostraca" family="Sesarmidae" genus="Karstarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="species" species="waigeo">
<emphasis id="0B80EADAFFA3BE2B6DCAFA980C939A37" box="[761,963,1286,1311]" italics="true" pageId="73" pageNumber="517">Karstarma waigeo</emphasis>
<bibRefCitation id="5D654B39FFA3BE2B6CFEFA980F879A6A" author="Wowor D &amp; Ng PKL" pageId="73" pageNumber="517" pagination="21 - 31" refId="ref47379" refString="Wowor D, Ng PKL. 2009. Two new species of sesarmid crabs (Crustacea: Decapoda: Brachyura) associated with limestone formations in West Papua, Indonesia. Zootaxa. 2025: 21 - 31. doi: 10.11646 / zootaxa. 2025.1.2." type="journal article" year="2009">Wowor and Ng, 2009</bibRefCitation>
</taxonomicName>
, with very long ambulatory legs has also been described from the coastal karst forests of Triton Bay (
<bibRefCitation id="5D654B39FFA3BE2B6E95FAD20DF19A4D" author="Wowor D &amp; Ng PKL" box="[422,673,1356,1381]" pageId="73" pageNumber="517" pagination="21 - 31" refId="ref47379" refString="Wowor D, Ng PKL. 2009. Two new species of sesarmid crabs (Crustacea: Decapoda: Brachyura) associated with limestone formations in West Papua, Indonesia. Zootaxa. 2025: 21 - 31. doi: 10.11646 / zootaxa. 2025.1.2." type="journal article" year="2009">Wowor and Ng 2009</bibRefCitation>
).
<taxonomicName id="FEF44D4BFFA3BE2B6D88FAD20C7B9A4D" box="[699,811,1356,1381]" class="Malacostraca" family="Sesarmidae" genus="Karstarma" kingdom="Animalia" order="Decapoda" pageId="73" pageNumber="517" phylum="Arthropoda" rank="genus">
<emphasis id="0B80EADAFFA3BE2B6D88FAD20C7B9A4D" box="[699,811,1356,1381]" italics="true" pageId="73" pageNumber="517">Karstarma</emphasis>
</taxonomicName>
species, however, have very elongate P25 with the carapace distinctly trapezoidal (
<bibRefCitation id="5D654B39FFA3BE2B6C22FAF00CBA9AAF" author="Davie PJF &amp; Ng PKL" box="[785,1002,1390,1415]" pageId="73" pageNumber="517" pagination="227 - 231" refId="ref40923" refString="Davie PJF, Ng PKL. 2007. A new genus for cave-dwelling crabs previously assigned to Sesarmoides (Crustacea: Decapoda: Brachyura: Sesarmidae). Raffles B Zool. Supplement 16: 227 - 231." type="journal article" year="2007">Davie and Ng 2007</bibRefCitation>
).
</paragraph>
</subSubSection>
</treatment>
</document>