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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.1183.109948" ID-Pensoft-Pub="1313-2970-1183-13" ID-Pensoft-UUID="BDA133EB90F858529CF6B98DF9DF64EE" ID-ZooBank="DA6935B9D9E14B0B86867B661CB9140E" ModsDocID="1313-2970-1183-13" checkinTime="1698569122758" checkinUser="pensoft" docAuthor="Shi, Boyang, Pan, Da &amp; Sun, Hongying" docDate="2023" docId="A7EDE5125B5155E0B5247DE472780CA5" docLanguage="en" docName="ZooKeys 1183: 13-38" docOrigin="ZooKeys 1183" docPubDate="2023-10-26" docSource="http://dx.doi.org/10.3897/zookeys.1183.109948" docTitle="Songpotamon Shi &amp; Pan &amp; Sun 2023, gen. nov." docType="treatment" docUuid="8CCC83D0-C234-4C34-AB6B-A3580AF601CD" docUuidSource="ZooBank" docVersion="1" id="BDA133EB90F858529CF6B98DF9DF64EE" lastPageNumber="13" masterDocId="BDA133EB90F858529CF6B98DF9DF64EE" masterDocTitle="A taxonomic revision of the freshwater crab genus Parvuspotamon Dai &amp; Bo, 1994 (Decapoda, Brachyura, Potamidae), with descriptions of a new genus and two new species" masterLastPageNumber="38" masterPageNumber="13" pageNumber="13" updateTime="1698569810732" updateUser="ExternalLinkService">
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<mods:title id="7473C40EAE5BC112B8279B1A2A87D4BD">A taxonomic revision of the freshwater crab genus Parvuspotamon Dai &amp; Bo, 1994 (Decapoda, Brachyura, Potamidae), with descriptions of a new genus and two new species</mods:title>
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<mods:namePart id="8ADF4CAB25F145DC7276B2A6D3DEB4E0">Shi, Boyang</mods:namePart>
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<mods:affiliation id="9ACD1B248B8FD0BAF0AA7B6FCFC0BC11">Jiangsu Key Laboratory for Biodiversity and Biotechnology, College of Life Sciences, Nanjing Normal University, Nanjing, 210023, China</mods:affiliation>
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<mods:namePart id="30272669EDCFA2AF14EF6B2CD79F8C09">Pan, Da</mods:namePart>
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<mods:affiliation id="74351B4EFDB6C3116578162F834245BB">Jiangsu Key Laboratory for Biodiversity and Biotechnology, College of Life Sciences, Nanjing Normal University, Nanjing, 210023, China</mods:affiliation>
<mods:nameIdentifier id="CAFD9E757E1D8263F7E4C1D93F9892E7" type="email">dapan@njnu.edu.cn</mods:nameIdentifier>
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<mods:namePart id="0AF1AAD6024816F3C1A4419E8553B4A2">Sun, Hongying</mods:namePart>
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<mods:affiliation id="645F5DBFCE868C05CDF22937317432CF">Jiangsu Key Laboratory for Biodiversity and Biotechnology, College of Life Sciences, Nanjing Normal University, Nanjing, 210023, China</mods:affiliation>
<mods:nameIdentifier id="BFACD5FB9E9C85312B142BAE9240B593" type="email">sunhongying@njnu.edu.cn</mods:nameIdentifier>
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<subSubSection id="6D4A79A6CABEE16EDBC0B51F00F7FB2F" pageId="0" pageNumber="13" type="nomenclature">
<paragraph id="6FEF5C93C5B1AE281CF94E36E31291A0" pageId="0" pageNumber="13">
Genus
<taxonomicName id="F9A51B620B0CDEA548422768CE58B077" LSID="https://zoobank.org/8CCC83D0-C234-4C34-AB6B-A3580AF601CD" authority="Shi &amp; Pan &amp; Sun, 2023" authorityName="Shi &amp; Pan &amp; Sun" authorityYear="2023" family="Potamidae" genus="Songpotamon" higherTaxonomySource="treatment-meta" kingdom="Animalia" lsidName="Songpotamon" order="Decapoda" pageId="0" pageNumber="13" rank="genus" status="gen. nov.">Songpotamon</taxonomicName>
<taxonomicNameLabel id="9D408409CC58E6A7192CDB0058D28E32" pageId="0" pageNumber="13">gen. nov.</taxonomicNameLabel>
</paragraph>
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<subSubSection id="2D4925984E345BEC67C63878D9210716" pageId="0" pageNumber="13" type="description">
<paragraph id="F239567712AD19A5FD7BA30B2E9F8462" pageId="0" pageNumber="13">
<figureCitation id="A94382E76D2B9FED9D4D472D56338C58" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) A overall dorsal view B frontal view of cephalothorax C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure5" httpUri="https://binary.pensoft.net/fig/926717" pageId="0" pageNumber="13">Figs 5</figureCitation>
<figureCitation id="93D8390EE25EEC9EC25EE97D2D24AC0B" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Songpotamon funingense gen. et sp. nov., holotype ♂, 26.18 x 19.73 mm (NNU- 3151 - 01) (A-E, G); paratype ♀, 22.6 x 18.0 mm (NNU- 167462 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure6" httpUri="https://binary.pensoft.net/fig/926718" pageId="0" pageNumber="13">, 6</figureCitation>
<figureCitation id="36B444165078B0C137F7A8B6FA9A394E" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) A overall dorsal view B overall frontal view C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure7" httpUri="https://binary.pensoft.net/fig/926719" pageId="0" pageNumber="13">, 7</figureCitation>
<figureCitation id="0C7799FB78BAD7F60B241452FFB9617A" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (A-E, G); paratype ♀, 20.7 x 16.7 mm (NNU- 167444 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure8" httpUri="https://binary.pensoft.net/fig/926720" pageId="0" pageNumber="13">, 8</figureCitation>
<figureCitation id="0567F190E020F18FC8720E37D846209C" captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) (A-C). Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (D-F) A, D dorsal view of left G 1 B, E ventral view of left G 1 C, F dorsal view of left G 2. Scale bars: 1 mm." figureDoi="10.3897/zookeys.1183.109948.figure9" httpUri="https://binary.pensoft.net/fig/926721" pageId="0" pageNumber="13">, 9</figureCitation>
<figureCitation id="1C4188958A7116C000277A6D5C5A1E02" captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) (A, B). Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (C, D) A, C dorsal view of left G 1 B, D ventral view of left G 1. Scale bars: 1 mm." figureDoi="10.3897/zookeys.1183.109948.figure10" httpUri="https://binary.pensoft.net/fig/926722" pageId="0" pageNumber="13">, 10</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="41CA149984762321117E64FB8F988FC9" pageId="0" pageNumber="13" type="type species">
<paragraph id="1EEB2A7231C38C8AA04D94E02EC8E2CE" pageId="0" pageNumber="13">Type species.</paragraph>
<paragraph id="8E81505FB5AAE9C14DF1AF58C4498A5D" pageId="0" pageNumber="13">
<taxonomicName id="EED74EE18C320E3B5F64CD940CD4FE02" authorityName="gen. et" authorityYear="2023" family="Potamidae" genus="Songpotamon" kingdom="Animalia" lsidName="Songpotamon funingense" order="Decapoda" pageId="0" pageNumber="13" rank="species" species="funingense">
<emphasis id="F9309F2D5A570195EB5382DC2ABB8987" italics="true" pageId="0" pageNumber="13">Songpotamon funingense</emphasis>
</taxonomicName>
sp. nov., by present designation.
</paragraph>
</subSubSection>
<subSubSection id="B338160DBDBD13594E570DD231EDC6F9" pageId="0" pageNumber="13" type="species included">
<paragraph id="A73E538EEF7A01BBC00F9B464D1E5BB0" pageId="0" pageNumber="13">Species included.</paragraph>
<paragraph id="A3B9881E3BCAB1073045B26F217A37EF" pageId="0" pageNumber="13">
<taxonomicName id="2A67168A3155417EC20B80F5287078AB" family="Potamidae" genus="Songpotamon" kingdom="Animalia" lsidName="Songpotamon dixuense" order="Decapoda" pageId="0" pageNumber="13" rank="species" species="dixuense">
<emphasis id="76B697BE77680870697768132D351EFE" italics="true" pageId="0" pageNumber="13">Songpotamon dixuense</emphasis>
</taxonomicName>
(Naruse, Chia &amp; Zhou, 2018), comb. nov.,
<taxonomicName id="37DC849F8F063A908EE89E398662B0E6" authorityName="gen. et" authorityYear="2023" family="Potamidae" genus="Songpotamon" kingdom="Animalia" lsidName="Songpotamon funingense" order="Decapoda" pageId="0" pageNumber="13" rank="species" species="funingense">
<emphasis id="CB191C8DBFCA11F8425F5097BC65CD9B" italics="true" pageId="0" pageNumber="13">Songpotamon funingense</emphasis>
</taxonomicName>
gen. et sp. nov., and
<taxonomicName id="2462DA87B7122912B3404693574FC0EC" authorityName="gen. et" authorityYear="2023" family="Potamidae" genus="Songpotamon" kingdom="Animalia" lsidName="Songpotamon malipoense" order="Decapoda" pageId="0" pageNumber="13" rank="species" species="malipoense">
<emphasis id="CCB83FA591F3306AB85B60E7E226C1B3" italics="true" pageId="0" pageNumber="13">Songpotamon malipoense</emphasis>
</taxonomicName>
gen. et sp. nov.
</paragraph>
</subSubSection>
<subSubSection id="B185152E44CF2966C0E73ACA59409B73" pageId="0" pageNumber="13" type="diagnosis">
<paragraph id="740A354816418F668E7A7DAAB8F9B0F7" pageId="0" pageNumber="13">Diagnosis.</paragraph>
<paragraph id="16745CFC49692CA3439D364E6597A75D" pageId="0" pageNumber="13">
Medium sized (adult carapace width 19-27 mm,
<emphasis id="9F9C0448962099136A323A817DA5AE53" italics="true" pageId="0" pageNumber="13">n</emphasis>
= 16). Carapace broader than long, ovate; dorsal surface convex, generally smooth, pitted, regions not clear; branchial regions swollen (Figs
<figureCitation id="543532B5D2793CB78847E523985437EF" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) A overall dorsal view B frontal view of cephalothorax C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure5" httpUri="https://binary.pensoft.net/fig/926717" pageId="0" pageNumber="13">5A</figureCitation>
,
<figureCitation id="86C4124D890BBCA9B1472E8D871EE142" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) A overall dorsal view B overall frontal view C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure7" httpUri="https://binary.pensoft.net/fig/926719" pageId="0" pageNumber="13">7A</figureCitation>
). Postorbital and epigastric cristae not confluent, separated by shallow groove (Figs
<figureCitation id="32B346C9867E5C9ABFFBF420B667EFAE" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) A overall dorsal view B frontal view of cephalothorax C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure5" httpUri="https://binary.pensoft.net/fig/926717" pageId="0" pageNumber="13">5A</figureCitation>
,
<figureCitation id="15460BD73DADB0F2FFDF8CE5593C1F4E" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) A overall dorsal view B overall frontal view C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure7" httpUri="https://binary.pensoft.net/fig/926719" pageId="0" pageNumber="13">7A</figureCitation>
). External orbital angle bluntly triangular, outer margin separated from anterolateral margin of carapace by shallow cleft (Figs
<figureCitation id="B898E57CA5219FFAA180D569436104E0" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) A overall dorsal view B frontal view of cephalothorax C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure5" httpUri="https://binary.pensoft.net/fig/926717" pageId="0" pageNumber="13">5A</figureCitation>
,
<figureCitation id="8DFD3DEE1BC45A9C52E1315DB4485401" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) A overall dorsal view B overall frontal view C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure7" httpUri="https://binary.pensoft.net/fig/926719" pageId="0" pageNumber="13">7A</figureCitation>
). Anterolateral margin of carapace convex (Figs
<figureCitation id="C652A47CF5ECA7B6BA189D8C5CBBF0B1" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) A overall dorsal view B frontal view of cephalothorax C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure5" httpUri="https://binary.pensoft.net/fig/926717" pageId="0" pageNumber="13">5A</figureCitation>
,
<figureCitation id="102F81408F3E97095DA9D13D9836D16F" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) A overall dorsal view B overall frontal view C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure7" httpUri="https://binary.pensoft.net/fig/926719" pageId="0" pageNumber="13">7A</figureCitation>
). Orbits large; supraorbital and infraorbital margins smooth (Figs
<figureCitation id="C4F4F9CE20FD733BBB539A182A4C5D67" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) A overall dorsal view B frontal view of cephalothorax C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure5" httpUri="https://binary.pensoft.net/fig/926717" pageId="0" pageNumber="13">5B</figureCitation>
,
<figureCitation id="5733730D27C1947FEB451206CF95206C" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) A overall dorsal view B overall frontal view C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure7" httpUri="https://binary.pensoft.net/fig/926719" pageId="0" pageNumber="13">7B</figureCitation>
). Exopod of third maxilliped reaching beyond anterolateral corner of ischium, without flagellum (Figs
<figureCitation id="05E494F1D6AF87CA33000AC898F364D3" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Songpotamon funingense gen. et sp. nov., holotype ♂, 26.18 x 19.73 mm (NNU- 3151 - 01) (A-E, G); paratype ♀, 22.6 x 18.0 mm (NNU- 167462 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure6" httpUri="https://binary.pensoft.net/fig/926718" pageId="0" pageNumber="13">6C</figureCitation>
,
<figureCitation id="F16BF4CBF1ACD8BE58530F2F5736815F" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (A-E, G); paratype ♀, 20.7 x 16.7 mm (NNU- 167444 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure8" httpUri="https://binary.pensoft.net/fig/926720" pageId="0" pageNumber="13">8C</figureCitation>
). Thoracic sternites 3/4 in male fused except for incomplete groove demarcating suture (Figs
<figureCitation id="B060934F6B2DAE9C5A32A62154726FCE" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) A overall dorsal view B frontal view of cephalothorax C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure5" httpUri="https://binary.pensoft.net/fig/926717" pageId="0" pageNumber="13">5C</figureCitation>
,
<figureCitation id="6B942B9E4D8856F7726817F037808EBE" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Songpotamon funingense gen. et sp. nov., holotype ♂, 26.18 x 19.73 mm (NNU- 3151 - 01) (A-E, G); paratype ♀, 22.6 x 18.0 mm (NNU- 167462 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure6" httpUri="https://binary.pensoft.net/fig/926718" pageId="0" pageNumber="13">6E, G</figureCitation>
,
<figureCitation id="59D7E8EACB04CAEFE850D29D358547ED" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) A overall dorsal view B overall frontal view C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure7" httpUri="https://binary.pensoft.net/fig/926719" pageId="0" pageNumber="13">7C</figureCitation>
,
<figureCitation id="2D687880CAF3362D4A16AE0FA480B229" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (A-E, G); paratype ♀, 20.7 x 16.7 mm (NNU- 167444 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure8" httpUri="https://binary.pensoft.net/fig/926720" pageId="0" pageNumber="13">8E, G</figureCitation>
). Vulvae transversely ovate, relatively closely located to each other, touching suture of sternites 5/6 (Figs
<figureCitation id="A6189651EDA488F41742BD5D99282C4C" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Songpotamon funingense gen. et sp. nov., holotype ♂, 26.18 x 19.73 mm (NNU- 3151 - 01) (A-E, G); paratype ♀, 22.6 x 18.0 mm (NNU- 167462 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure6" httpUri="https://binary.pensoft.net/fig/926718" pageId="0" pageNumber="13">6H</figureCitation>
,
<figureCitation id="04952241CBF728F1C4780EAE79A95D32" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (A-E, G); paratype ♀, 20.7 x 16.7 mm (NNU- 167444 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure8" httpUri="https://binary.pensoft.net/fig/926720" pageId="0" pageNumber="13">8H</figureCitation>
). Male pleon narrowly triangular (Figs
<figureCitation id="8C5184DB2AD3E6A345AFB754560CFA85" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) A overall dorsal view B frontal view of cephalothorax C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure5" httpUri="https://binary.pensoft.net/fig/926717" pageId="0" pageNumber="13">5C</figureCitation>
,
<figureCitation id="9B09AA39F5DC778AF95FCE1C664736BD" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Songpotamon funingense gen. et sp. nov., holotype ♂, 26.18 x 19.73 mm (NNU- 3151 - 01) (A-E, G); paratype ♀, 22.6 x 18.0 mm (NNU- 167462 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure6" httpUri="https://binary.pensoft.net/fig/926718" pageId="0" pageNumber="13">6E</figureCitation>
,
<figureCitation id="1DE222221818D771E44F8201454DBCC6" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) A overall dorsal view B overall frontal view C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure7" httpUri="https://binary.pensoft.net/fig/926719" pageId="0" pageNumber="13">7C</figureCitation>
,
<figureCitation id="558E04CEB46C1D7EAB0E4FB25FA5AE0E" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (A-E, G); paratype ♀, 20.7 x 16.7 mm (NNU- 167444 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure8" httpUri="https://binary.pensoft.net/fig/926720" pageId="0" pageNumber="13">8E</figureCitation>
). G1 slender, almost reaching or reaching beyond pleonal locking tubercle
<emphasis id="EC0813C2D31983EC9B4D74A7934D2E0E" italics="true" pageId="0" pageNumber="13">in situ</emphasis>
(Figs
<figureCitation id="57C02EB254A79B80648722AA2DF1A474" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Songpotamon funingense gen. et sp. nov., holotype ♂, 26.18 x 19.73 mm (NNU- 3151 - 01) (A-E, G); paratype ♀, 22.6 x 18.0 mm (NNU- 167462 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure6" httpUri="https://binary.pensoft.net/fig/926718" pageId="0" pageNumber="13">6G</figureCitation>
,
<figureCitation id="695B9C61DDE8E63AD4C7A30C4DCF058E" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (A-E, G); paratype ♀, 20.7 x 16.7 mm (NNU- 167444 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure8" httpUri="https://binary.pensoft.net/fig/926720" pageId="0" pageNumber="13">8G</figureCitation>
,
<figureCitation id="AA53D7EB7BF35EBE0B708D0028C31E9E" captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) (A-C). Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (D-F) A, D dorsal view of left G 1 B, E ventral view of left G 1 C, F dorsal view of left G 2. Scale bars: 1 mm." figureDoi="10.3897/zookeys.1183.109948.figure9" httpUri="https://binary.pensoft.net/fig/926721" pageId="0" pageNumber="13">9A, B, D, E</figureCitation>
,
<figureCitation id="E41D8AF4F250C47C19566EB9E4421A2D" captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) (A, B). Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (C, D) A, C dorsal view of left G 1 B, D ventral view of left G 1. Scale bars: 1 mm." figureDoi="10.3897/zookeys.1183.109948.figure10" httpUri="https://binary.pensoft.net/fig/926722" pageId="0" pageNumber="13">10A-D</figureCitation>
); terminal segment slender, subconical, bent outwards, relatively short, ~ 0.4
<normalizedToken id="ACB4D991E28F1B3C8B57B21DD4A03E05" originalValue="×">x</normalizedToken>
length of subterminal segment, with distinct groove for G2 on ventral side, tip subtruncate, gently recurved upwards, dorsal flap absent (Figs
<figureCitation id="C0AA1D9E00B6DE98F28DCD5678672E90" captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) (A-C). Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (D-F) A, D dorsal view of left G 1 B, E ventral view of left G 1 C, F dorsal view of left G 2. Scale bars: 1 mm." figureDoi="10.3897/zookeys.1183.109948.figure9" httpUri="https://binary.pensoft.net/fig/926721" pageId="0" pageNumber="13">9A, B, D, E</figureCitation>
,
<figureCitation id="F65DCD4E71074A14EBB62BBE8F3AAF2D" captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) (A, B). Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (C, D) A, C dorsal view of left G 1 B, D ventral view of left G 1. Scale bars: 1 mm." figureDoi="10.3897/zookeys.1183.109948.figure10" httpUri="https://binary.pensoft.net/fig/926722" pageId="0" pageNumber="13">10A-D</figureCitation>
). G2 longer than G1; terminal segment relatively short; subterminal segment ~ 5
<normalizedToken id="799675AFE9693D719E210FC7467E876A" originalValue="×">x</normalizedToken>
length of terminal segment (Fig.
<figureCitation id="DACD8B9C696ED1BAB9C7DCDD70D6873A" captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) (A-C). Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (D-F) A, D dorsal view of left G 1 B, E ventral view of left G 1 C, F dorsal view of left G 2. Scale bars: 1 mm." figureDoi="10.3897/zookeys.1183.109948.figure9" httpUri="https://binary.pensoft.net/fig/926721" pageId="0" pageNumber="13">9C, F</figureCitation>
).
</paragraph>
<caption id="00A4DEB697361B9688D0BA3CDB5D6ABC" doi="10.3897/zookeys.1183.109948.figure5" httpUri="https://binary.pensoft.net/fig/926717" pageId="0" pageNumber="13" start="Figure 5" startId="F5">
<paragraph id="88F4FEF151DDC0D11074C201D4287AFA" pageId="0" pageNumber="13">
<emphasis id="C6508D1EB9E32AFF6EBF74059A3C391B" bold="true" pageId="0" pageNumber="13">Figure 5.</emphasis>
<taxonomicName id="9A1349369C77BF58F74234418583D842" authorityName="gen. et" authorityYear="2023" family="Potamidae" genus="Songpotamon" kingdom="Animalia" lsidName="Songpotamon funingense" order="Decapoda" pageId="0" pageNumber="13" rank="species" species="funingense">
<emphasis id="939540D560C0534A715686844403E444" italics="true" pageId="0" pageNumber="13">Songpotamon funingense</emphasis>
</taxonomicName>
gen. et sp. nov., holotype ♂, 27.2
<normalizedToken id="BBF503409CC6210444BDD9BCB0CF5D58" originalValue="×">x</normalizedToken>
21.9 mm (NNU-167462-01)
<emphasis id="F391C00E8AF40DF571BC0FD6DF86E82E" bold="true" pageId="0" pageNumber="13">A</emphasis>
overall dorsal view
<emphasis id="78F5FF112191A48EB4CA8676022D95C9" bold="true" pageId="0" pageNumber="13">B</emphasis>
frontal view of cephalothorax
<emphasis id="1DAF4BE9222DB6D5A0CAAFB048413621" bold="true" pageId="0" pageNumber="13">C</emphasis>
overall ventral view. Scale bars: 10 mm.
</paragraph>
</caption>
<caption id="FE88A0D25B6B68D741250C0E9F81B67B" doi="10.3897/zookeys.1183.109948.figure6" httpUri="https://binary.pensoft.net/fig/926718" pageId="0" pageNumber="13" start="Figure 6" startId="F6">
<paragraph id="55A470EC9987F30FB1792C297AB5CE1F" pageId="0" pageNumber="13">
<emphasis id="94E9396E95C51C24AFFCA7CA585C4C8B" bold="true" pageId="0" pageNumber="13">Figure 6.</emphasis>
<taxonomicName id="11D99AF91EDE481D7A2A0D58DD1D31BE" authorityName="gen. et" authorityYear="2023" family="Potamidae" genus="Songpotamon" kingdom="Animalia" lsidName="Songpotamon funingense" order="Decapoda" pageId="0" pageNumber="13" rank="species" species="funingense">
<emphasis id="7A364B3F2BF12342AEABD0A08723835F" italics="true" pageId="0" pageNumber="13">Songpotamon funingense</emphasis>
</taxonomicName>
gen. et sp. nov., holotype ♂, 26.18
<normalizedToken id="F964D3C332779CD94969FC7C6A0F09AB" originalValue="×">x</normalizedToken>
19.73 mm (NNU-3151-01) (
<emphasis id="DBEF945CAF0FD5B44B93A3EF1E00E6BB" bold="true" pageId="0" pageNumber="13">A-E, G</emphasis>
); paratype ♀, 22.6
<normalizedToken id="EEF3490C1DDB15DD787E0DDF46EEC541" originalValue="×">x</normalizedToken>
18.0 mm (NNU-167462-05) (
<emphasis id="6C5DB1AB51E4DA5209EBD8A297128B44" bold="true" pageId="0" pageNumber="13">F, H</emphasis>
)
<emphasis id="1F95B4FDDA4492CE56F00BFF658DF6A3" bold="true" pageId="0" pageNumber="13">A</emphasis>
right chela
<emphasis id="407D977885205AF83A8A5407293B2A5B" bold="true" pageId="0" pageNumber="13">B</emphasis>
left chela
<emphasis id="250D863050A490DE69A8140E2CD5409A" bold="true" pageId="0" pageNumber="13">C</emphasis>
left third maxilliped
<emphasis id="85B7D7CB89349C61FEF87F140111E14D" bold="true" pageId="0" pageNumber="13">D</emphasis>
right second ambulatory leg
<emphasis id="631A3503278622E3E48D4B2A906BB5E6" bold="true" pageId="0" pageNumber="13">E</emphasis>
anterior thoracic sternum and pleon
<emphasis id="2482F387FCF7EDC6689ABCA81188AED1" bold="true" pageId="0" pageNumber="13">F</emphasis>
pleon
<emphasis id="9322431B669144FDC4CE941A6D258BD7" bold="true" pageId="0" pageNumber="13">G</emphasis>
thoracic sternum with right G1
<emphasis id="371C34FF2263C10814FE161A83F83EF3" italics="true" pageId="0" pageNumber="13">in situ</emphasis>
<emphasis id="64ABD5F8EE1FE1F6571C58833FEE6F60" bold="true" pageId="0" pageNumber="13">H</emphasis>
thoracic sternum showing vulvae. Scale bars: 10 mm.
</paragraph>
</caption>
<caption id="603CA5040F28DF3B3B5F0306DA450147" doi="10.3897/zookeys.1183.109948.figure7" httpUri="https://binary.pensoft.net/fig/926719" pageId="0" pageNumber="13" start="Figure 7" startId="F7">
<paragraph id="F9188B81C91C0B5693B03CBE83AA98D5" pageId="0" pageNumber="13">
<emphasis id="FCC79A2024E854AF1B172EEB40920596" bold="true" pageId="0" pageNumber="13">Figure 7.</emphasis>
<taxonomicName id="C36F52C7751FF753796D69835E45C15F" authorityName="gen. et" authorityYear="2023" family="Potamidae" genus="Songpotamon" kingdom="Animalia" lsidName="Songpotamon malipoense" order="Decapoda" pageId="0" pageNumber="13" rank="species" species="malipoense">
<emphasis id="7689BF5C198B50380606896E807D0C03" italics="true" pageId="0" pageNumber="13">Songpotamon malipoense</emphasis>
</taxonomicName>
gen. et sp. nov., holotype ♂, 21.7
<normalizedToken id="0A175B253B27E804F57C8A2E52F3A385" originalValue="×">x</normalizedToken>
16.8 mm (NNU-167444-01)
<emphasis id="F8785A2F9F9450BA25A5EDD3C121A4DD" bold="true" pageId="0" pageNumber="13">A</emphasis>
overall dorsal view
<emphasis id="B6A994453535E068DD31AD0A03964B29" bold="true" pageId="0" pageNumber="13">B</emphasis>
overall frontal view
<emphasis id="47A5A47154D8369977D39EBE5E1137FB" bold="true" pageId="0" pageNumber="13">C</emphasis>
overall ventral view. Scale bars: 10 mm.
</paragraph>
</caption>
<caption id="9D534F851081474F8C7765D2FC495D1D" doi="10.3897/zookeys.1183.109948.figure8" httpUri="https://binary.pensoft.net/fig/926720" pageId="0" pageNumber="13" start="Figure 8" startId="F8">
<paragraph id="56265E7251C3A3C77BEA8986C9D7AC17" pageId="0" pageNumber="13">
<emphasis id="D2AF714A91A0185FFA9DA034117DFAF8" bold="true" pageId="0" pageNumber="13">Figure 8.</emphasis>
<taxonomicName id="34A26230ECB6BD16C1C239CB09875BCC" authorityName="gen. et" authorityYear="2023" family="Potamidae" genus="Songpotamon" kingdom="Animalia" lsidName="Songpotamon malipoense" order="Decapoda" pageId="0" pageNumber="13" rank="species" species="malipoense">
<emphasis id="94544E0083C5E7144B44AF7595129E5B" italics="true" pageId="0" pageNumber="13">Songpotamon malipoense</emphasis>
</taxonomicName>
gen. et sp. nov., holotype ♂, 21.7
<normalizedToken id="4279BF286F5E666A9D97727E3F7879C1" originalValue="×">x</normalizedToken>
16.8 mm (NNU-167444-01) (
<emphasis id="79FA33C6E35FF227C9AE4448851E9F25" bold="true" pageId="0" pageNumber="13">A-E, G</emphasis>
); paratype ♀, 20.7
<normalizedToken id="B331529A8E2F3D82E60456E602E11946" originalValue="×">x</normalizedToken>
16.7 mm (NNU-167444-05) (
<emphasis id="84AA769BC30D0364DCDFDEB4130476AC" bold="true" pageId="0" pageNumber="13">F, H</emphasis>
)
<emphasis id="AF5E7CCE647D8BFFD6D46B5CB4B7A620" bold="true" pageId="0" pageNumber="13">A</emphasis>
right chela
<emphasis id="F0C8E2DE54314B8D3BFFA58C74009A5C" bold="true" pageId="0" pageNumber="13">B</emphasis>
left chela
<emphasis id="70870555562307517FA0CA5935F218AC" bold="true" pageId="0" pageNumber="13">C</emphasis>
left third maxilliped
<emphasis id="6BE7AE531067CEF21621173036C792BD" bold="true" pageId="0" pageNumber="13">D</emphasis>
right second ambulatory leg
<emphasis id="3A34E86793F59070872C1B78C50997E8" bold="true" pageId="0" pageNumber="13">E</emphasis>
anterior thoracic sternum and pleon
<emphasis id="EE43CD454BD3B12EFCB54AF4DCEB55EA" bold="true" pageId="0" pageNumber="13">F</emphasis>
pleon
<emphasis id="6BFFA72DF5FF7C47797D82D2D3D89947" bold="true" pageId="0" pageNumber="13">G</emphasis>
thoracic sternum with right G1
<emphasis id="0A2404178CC5587AF6B3BFA77B6DC3D1" italics="true" pageId="0" pageNumber="13">in situ</emphasis>
<emphasis id="017669EF7276E26125C516B90289BE20" bold="true" pageId="0" pageNumber="13">H</emphasis>
thoracic sternum showing vulvae. Scale bars: 10 mm.
</paragraph>
</caption>
<caption id="1095BDD476F50B585F316D1352ED61D5" doi="10.3897/zookeys.1183.109948.figure9" httpUri="https://binary.pensoft.net/fig/926721" pageId="0" pageNumber="13" start="Figure 9" startId="F9">
<paragraph id="FC0B3381C49539CA788621526220FEF5" pageId="0" pageNumber="13">
<emphasis id="56AB7616BA7221CD6100306EA043AC4B" bold="true" pageId="0" pageNumber="13">Figure 9.</emphasis>
<taxonomicName id="E7BBE80A0D2CFBCD686D33AC1B482B3F" authorityName="gen. et" authorityYear="2023" family="Potamidae" genus="Songpotamon" kingdom="Animalia" lsidName="Songpotamon funingense" order="Decapoda" pageId="0" pageNumber="13" rank="species" species="funingense">
<emphasis id="0A8788673E2094A3D14B76BD2B8E4FAA" italics="true" pageId="0" pageNumber="13">Songpotamon funingense</emphasis>
</taxonomicName>
gen. et sp. nov., holotype ♂, 27.2
<normalizedToken id="CB628F229221BC5F717EBB98D10651A1" originalValue="×">x</normalizedToken>
21.9 mm (NNU-167462-01) (
<emphasis id="488407495187FB1072EAFC86AF938695" bold="true" pageId="0" pageNumber="13">A-C</emphasis>
).
<taxonomicName id="A272F52109AF3D4E80F48FB4FB10B8F0" authorityName="gen. et" authorityYear="2023" family="Potamidae" genus="Songpotamon" kingdom="Animalia" lsidName="Songpotamon malipoense" order="Decapoda" pageId="0" pageNumber="13" rank="species" species="malipoense">
<emphasis id="1DD231A00DD82E8F5581CC7FFCEEA11F" italics="true" pageId="0" pageNumber="13">Songpotamon malipoense</emphasis>
</taxonomicName>
gen. et sp. nov., holotype ♂, 21.7
<normalizedToken id="4F3CB2AB96AE4C93CDC0F401ED21D65D" originalValue="×">x</normalizedToken>
16.8 mm (NNU-167444-01) (
<emphasis id="FB8B81215ECAF176EE6976B0AB862EC0" bold="true" pageId="0" pageNumber="13">D-F</emphasis>
)
<emphasis id="43F6308593E9DB419627C7AEA7261A72" bold="true" pageId="0" pageNumber="13">A, D</emphasis>
dorsal view of left G1
<emphasis id="8F96B0976CB1288A85F2A61D3CAAC04B" bold="true" pageId="0" pageNumber="13">B, E</emphasis>
ventral view of left G1
<emphasis id="BCD59522C82C5F6988152F8A00065B9F" bold="true" pageId="0" pageNumber="13">C, F</emphasis>
dorsal view of left G2. Scale bars: 1 mm.
</paragraph>
</caption>
</subSubSection>
<subSubSection id="15BE7859DB934C1CA1DC5F809B794A63" pageId="0" pageNumber="13" type="etymology">
<paragraph id="72464358807B752CC3ED8C09FC12CDD2" pageId="0" pageNumber="13">Etymology.</paragraph>
<paragraph id="EF3F3A4F43387F676ACC1B7AFA0343F8" pageId="0" pageNumber="13">
The genus is named after the late Prof. Daxiang Song, a senior academician in the Chinese Academy of Sciences, in the honour of his immense contributions to Chinese invertebrate systematics; in arbitrary combination with the genus name
<taxonomicName id="F4B2C1D73386E76AFE1A997FFE2EFBA3" class="Malacostraca" family="Potamidae" genus="Potamon" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Potamon" order="Decapoda" pageId="0" pageNumber="13" phylum="Arthropoda" rank="genus">
<emphasis id="0457D0ADB45E7B3C05962AF904408BBF" italics="true" pageId="0" pageNumber="13">Potamon</emphasis>
</taxonomicName>
Savigny, 1816. Gender of genus neuter.
</paragraph>
</subSubSection>
<subSubSection id="334B6CF385CF4BD04898E53A0D52C5EC" pageId="0" pageNumber="13" type="remarks">
<paragraph id="7D5565ED81879DCC568FE6FAFBA7C444" pageId="0" pageNumber="13">Remarks.</paragraph>
<paragraph id="C4FC39BAF729FFBE5563C079FC118DB6" pageId="0" pageNumber="13">
<taxonomicName id="2057510C30ABD37D3DD39A96975B97D2" authorityName="Shi &amp; Pan &amp; Sun" authorityYear="2023" family="Potamidae" genus="Songpotamon" kingdom="Animalia" lsidName="Songpotamon" order="Decapoda" pageId="0" pageNumber="13" rank="genus">
<emphasis id="9DA82D4EA174D4FAF664D3DCFB900144" italics="true" pageId="0" pageNumber="13">Songpotamon</emphasis>
</taxonomicName>
gen. nov. is established for
<taxonomicName id="4A7E781BCF994804BBAA5E7C9170FAD4" lsidName="S. dixuense" pageId="0" pageNumber="13" rank="species" species="dixuense">
<emphasis id="7D57E78AA29F101027737E6EBBA58AAF" italics="true" pageId="0" pageNumber="13">S. dixuense</emphasis>
</taxonomicName>
comb. nov. and two new species,
<taxonomicName id="06DF36D0CBE8C516BD25E732D050E544" lsidName="S. funingense" pageId="0" pageNumber="13" rank="species" species="funingense">
<emphasis id="F9804902250BB60DCFFC7180B5857FBF" italics="true" pageId="0" pageNumber="13">S. funingense</emphasis>
</taxonomicName>
sp. nov. and
<taxonomicName id="5A38953B3E19E41D1364ED1DA7DE660F" lsidName="S. malipoense" pageId="0" pageNumber="13" rank="species" species="malipoense">
<emphasis id="8A0E6DE965034F3DFA20F2E6D5730A79" italics="true" pageId="0" pageNumber="13">S. malipoense</emphasis>
</taxonomicName>
sp. nov.
<taxonomicName id="882834E37D9B306EBAC58A8C1B7DFD4A" family="Potamidae" genus="Songpotamon" kingdom="Animalia" lsidName="Songpotamon dixuense" order="Decapoda" pageId="0" pageNumber="13" rank="species" species="dixuense">
<emphasis id="794A64DF41F2CF2758EC3EDFE861AF11" italics="true" pageId="0" pageNumber="13">Songpotamon dixuense</emphasis>
</taxonomicName>
comb. nov. was previously in
<taxonomicName id="2B9D93183347BA338632EA27149A0B29" authorityName="Dai &amp; Bo" authorityYear="1994" class="Malacostraca" family="Potamidae" genus="Parvuspotamon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Parvuspotamon" order="Decapoda" pageId="0" pageNumber="13" phylum="Arthropoda" rank="genus">
<emphasis id="0510793292894E6F24CD7DA3D77BF7A2" italics="true" pageId="0" pageNumber="13">Parvuspotamon</emphasis>
</taxonomicName>
, but here transferred to
<taxonomicName id="4DA0C1B0A024D2F9DE142D5630325C6E" authorityName="Shi &amp; Pan &amp; Sun" authorityYear="2023" family="Potamidae" genus="Songpotamon" kingdom="Animalia" lsidName="Songpotamon" order="Decapoda" pageId="0" pageNumber="13" rank="genus">
<emphasis id="64EBA1F5B0F5F148FED51575B774B2C9" italics="true" pageId="0" pageNumber="13">Songpotamon</emphasis>
</taxonomicName>
gen. nov. because it possesses the key generic characters of the new genus, which includes, the medium body size (adult carapace width 19-27 mm), the third maxilliped exopod lacking a flagellum, the external orbital angle being bluntly triangular, the slender G1 shape, and the terminal segment being subconical and with a groove for G2 on the ventral side (cf.
<bibRefCitation id="AC0F263F20FC425A1878ADF63EAF826C" DOI="https://doi.org/10.7717/peerj.5497" author="Naruse, T" journalOrPublisher="Nature" pageId="0" pageNumber="13" refId="B25" refString="Naruse, T, Chia, JE, Zhou, XM, 2018. Biodiversity surveys reveal eight new species of freshwater crabs (Decapoda: Brachyura: Potamidae) from Yunnan Province, China. PeerJ 6: e5497. https://doi.org/10.7717/peerj.5497" title="Biodiversity surveys reveal eight new species of freshwater crabs (Decapoda: Brachyura: Potamidae) from Yunnan Province, China. PeerJ 6: e 5497." url="https://doi.org/10.7717/peerj.5497" year="2018">Naruse et al. 2018</bibRefCitation>
: figs 24-27).
</paragraph>
<paragraph id="13898AB18137819CD4B8C39EE50FD06B" pageId="0" pageNumber="13">
<taxonomicName id="28EAC6C3506BB60978E8B28DA3C26C42" authorityName="Shi &amp; Pan &amp; Sun" authorityYear="2023" family="Potamidae" genus="Songpotamon" kingdom="Animalia" lsidName="Songpotamon" order="Decapoda" pageId="0" pageNumber="13" rank="genus">
<emphasis id="B98180759F35D10DD4636CF77944751D" italics="true" pageId="0" pageNumber="13">Songpotamon</emphasis>
</taxonomicName>
gen. nov. can easily be distinguished from
<taxonomicName id="4E54D3C4A4B1E577F333A858D4C6F305" authorityName="Dai &amp; Bo" authorityYear="1994" class="Malacostraca" family="Potamidae" genus="Parvuspotamon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Parvuspotamon" order="Decapoda" pageId="0" pageNumber="13" phylum="Arthropoda" rank="genus">
<emphasis id="21C7B0D048F19877225099D5F91722CE" italics="true" pageId="0" pageNumber="13">Parvuspotamon</emphasis>
</taxonomicName>
by the following characters: 1) carapace dorsal surface with scattered pits (Figs
<figureCitation id="DE8F5EDE556DEEDAB02F48A3E721EDDB" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) A overall dorsal view B frontal view of cephalothorax C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure5" httpUri="https://binary.pensoft.net/fig/926717" pageId="0" pageNumber="13">5A</figureCitation>
,
<figureCitation id="2FBE811FB8A4B7ABE2123867D6BCDCDD" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) A overall dorsal view B overall frontal view C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure7" httpUri="https://binary.pensoft.net/fig/926719" pageId="0" pageNumber="13">7A</figureCitation>
; cf.
<bibRefCitation id="7EB137D2987548AA534725086F30E467" DOI="https://doi.org/10.7717/peerj.5497" author="Naruse, T" journalOrPublisher="Nature" pageId="0" pageNumber="13" refId="B25" refString="Naruse, T, Chia, JE, Zhou, XM, 2018. Biodiversity surveys reveal eight new species of freshwater crabs (Decapoda: Brachyura: Potamidae) from Yunnan Province, China. PeerJ 6: e5497. https://doi.org/10.7717/peerj.5497" title="Biodiversity surveys reveal eight new species of freshwater crabs (Decapoda: Brachyura: Potamidae) from Yunnan Province, China. PeerJ 6: e 5497." url="https://doi.org/10.7717/peerj.5497" year="2018">Naruse et al. 2018</bibRefCitation>
: fig. 25A) (vs smooth; Figs
<figureCitation id="2C6CBC26DA5FB493283E8760A2FEB590" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Parvuspotamon yuxiense Dai &amp; Bo, 1994, ♂, 26.18 x 19.73 mm (NNU- 3151 - 01) A overall dorsal view B overall frontal view C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure2" httpUri="https://binary.pensoft.net/fig/926714" pageId="0" pageNumber="13">2A</figureCitation>
,
<figureCitation id="E52B7C0A5A1F382310F75FE7471A7C99" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Parvuspotamon yuxiense Dai &amp; Bo, 1994, holotype ♂, 15.7 x 12.9 mm (CB 05138 YN 9091116 A) A overall dorsal view B overall frontal view C overall ventral view D dorsal view of left G 1 E ventral view of left G 1 F dorsal view of left G 1 distal portion G ventral view of left G 1 distal portion. Scale bars: 10 mm (A-C); 1 mm (D-G)." figureDoi="10.3897/zookeys.1183.109948.figure4" httpUri="https://binary.pensoft.net/fig/926716" pageId="0" pageNumber="13">4A</figureCitation>
); 2) outer margin of the external orbital angle separated from the anterolateral margin of the carapace by the shallow cleft (Figs
<figureCitation id="5AA8BDEAA898B96F732513BE0661E5C8" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) A overall dorsal view B frontal view of cephalothorax C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure5" httpUri="https://binary.pensoft.net/fig/926717" pageId="0" pageNumber="13">5A</figureCitation>
,
<figureCitation id="ED00599BA4B57AE11127F04C3B66C0B5" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) A overall dorsal view B overall frontal view C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure7" httpUri="https://binary.pensoft.net/fig/926719" pageId="0" pageNumber="13">7A</figureCitation>
; cf.
<bibRefCitation id="DE0BBE435EC01AFF6D5FF8517D998B3D" DOI="https://doi.org/10.7717/peerj.5497" author="Naruse, T" journalOrPublisher="Nature" pageId="0" pageNumber="13" refId="B25" refString="Naruse, T, Chia, JE, Zhou, XM, 2018. Biodiversity surveys reveal eight new species of freshwater crabs (Decapoda: Brachyura: Potamidae) from Yunnan Province, China. PeerJ 6: e5497. https://doi.org/10.7717/peerj.5497" title="Biodiversity surveys reveal eight new species of freshwater crabs (Decapoda: Brachyura: Potamidae) from Yunnan Province, China. PeerJ 6: e 5497." url="https://doi.org/10.7717/peerj.5497" year="2018">Naruse et al. 2018</bibRefCitation>
: fig. 25A) (vs confluent with each other; Figs
<figureCitation id="8C3EE54399C43C5ADE9F49A6860B53B5" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Parvuspotamon yuxiense Dai &amp; Bo, 1994, ♂, 26.18 x 19.73 mm (NNU- 3151 - 01) A overall dorsal view B overall frontal view C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure2" httpUri="https://binary.pensoft.net/fig/926714" pageId="0" pageNumber="13">2A</figureCitation>
,
<figureCitation id="FB7A028549FE7B4567995F168F621009" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Parvuspotamon yuxiense Dai &amp; Bo, 1994, holotype ♂, 15.7 x 12.9 mm (CB 05138 YN 9091116 A) A overall dorsal view B overall frontal view C overall ventral view D dorsal view of left G 1 E ventral view of left G 1 F dorsal view of left G 1 distal portion G ventral view of left G 1 distal portion. Scale bars: 10 mm (A-C); 1 mm (D-G)." figureDoi="10.3897/zookeys.1183.109948.figure4" httpUri="https://binary.pensoft.net/fig/926716" pageId="0" pageNumber="13">4A</figureCitation>
); 3) vulvae relatively close located to each other (Figs
<figureCitation id="A354BAB6A263A942E89CAE0E7BC2BDCF" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Songpotamon funingense gen. et sp. nov., holotype ♂, 26.18 x 19.73 mm (NNU- 3151 - 01) (A-E, G); paratype ♀, 22.6 x 18.0 mm (NNU- 167462 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure6" httpUri="https://binary.pensoft.net/fig/926718" pageId="0" pageNumber="13">6H</figureCitation>
,
<figureCitation id="13C168449ED0A0373010A40DDABB5D9E" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (A-E, G); paratype ♀, 20.7 x 16.7 mm (NNU- 167444 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure8" httpUri="https://binary.pensoft.net/fig/926720" pageId="0" pageNumber="13">8H</figureCitation>
; cf.
<bibRefCitation id="8233802A7B6761D6C36CD407607D2215" DOI="https://doi.org/10.7717/peerj.5497" author="Naruse, T" journalOrPublisher="Nature" pageId="0" pageNumber="13" refId="B25" refString="Naruse, T, Chia, JE, Zhou, XM, 2018. Biodiversity surveys reveal eight new species of freshwater crabs (Decapoda: Brachyura: Potamidae) from Yunnan Province, China. PeerJ 6: e5497. https://doi.org/10.7717/peerj.5497" title="Biodiversity surveys reveal eight new species of freshwater crabs (Decapoda: Brachyura: Potamidae) from Yunnan Province, China. PeerJ 6: e 5497." url="https://doi.org/10.7717/peerj.5497" year="2018">Naruse et al. 2018</bibRefCitation>
: fig. 27) (vs relatively widely located from each other; Fig.
<figureCitation id="BA8177E6351EA1DCF79E382D7EE3F962" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Parvuspotamon yuxiense Dai &amp; Bo, 1994, ♂, 26.18 x 19.73 mm (NNU- 3151 - 01) (A-C, E, G-J); ♀, 22.82 x 16.98 mm (NNU- 3151 - 05) (D, F) A right chela B left chela C anterior thoracic sternum and pleon D pleon E thoracic sternum with right G 1 in situ F thoracic sternum showing vulvae G left third maxilliped H dorsal view of left G 1 I ventral view of left G 1 J dorsal view of left G 2. Scale bars: 10 mm (A-F); 1 mm (G-J)." figureDoi="10.3897/zookeys.1183.109948.figure3" httpUri="https://binary.pensoft.net/fig/926715" pageId="0" pageNumber="13">3F</figureCitation>
); 4) G1 terminal segment relatively shorter, ~ 0.4
<normalizedToken id="ABC2F8438F462A3266E4036DD4C65227" originalValue="×">x</normalizedToken>
the length of the subterminal segment, with a truncated tip (Figs
<figureCitation id="4046A62402984C011528C8CE981EEE4A" captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) (A-C). Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (D-F) A, D dorsal view of left G 1 B, E ventral view of left G 1 C, F dorsal view of left G 2. Scale bars: 1 mm." figureDoi="10.3897/zookeys.1183.109948.figure9" httpUri="https://binary.pensoft.net/fig/926721" pageId="0" pageNumber="13">9A, B, D, E</figureCitation>
,
<figureCitation id="A67277F3AFC210C4D15A4D46B205BBEC" captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) (A, B). Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (C, D) A, C dorsal view of left G 1 B, D ventral view of left G 1. Scale bars: 1 mm." figureDoi="10.3897/zookeys.1183.109948.figure10" httpUri="https://binary.pensoft.net/fig/926722" pageId="0" pageNumber="13">10A-D</figureCitation>
; cf.
<bibRefCitation id="4444FC93E9CD866E5B7B3822A85C55CD" DOI="https://doi.org/10.7717/peerj.5497" author="Naruse, T" journalOrPublisher="Nature" pageId="0" pageNumber="13" refId="B25" refString="Naruse, T, Chia, JE, Zhou, XM, 2018. Biodiversity surveys reveal eight new species of freshwater crabs (Decapoda: Brachyura: Potamidae) from Yunnan Province, China. PeerJ 6: e5497. https://doi.org/10.7717/peerj.5497" title="Biodiversity surveys reveal eight new species of freshwater crabs (Decapoda: Brachyura: Potamidae) from Yunnan Province, China. PeerJ 6: e 5497." url="https://doi.org/10.7717/peerj.5497" year="2018">Naruse et al. 2018</bibRefCitation>
: fig. 26A-D) (vs relatively longer, ~ 0.6
<normalizedToken id="50FDB64A69543FE6C3F3CED3EAB8A73A" originalValue="×">x</normalizedToken>
the length of the subterminal segment, with a rounded tip; Figs
<figureCitation id="77FA3A31D482F5EF99C793F79B9613E4" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Parvuspotamon yuxiense Dai &amp; Bo, 1994, ♂, 26.18 x 19.73 mm (NNU- 3151 - 01) (A-C, E, G-J); ♀, 22.82 x 16.98 mm (NNU- 3151 - 05) (D, F) A right chela B left chela C anterior thoracic sternum and pleon D pleon E thoracic sternum with right G 1 in situ F thoracic sternum showing vulvae G left third maxilliped H dorsal view of left G 1 I ventral view of left G 1 J dorsal view of left G 2. Scale bars: 10 mm (A-F); 1 mm (G-J)." figureDoi="10.3897/zookeys.1183.109948.figure3" httpUri="https://binary.pensoft.net/fig/926715" pageId="0" pageNumber="13">3H, I</figureCitation>
,
<figureCitation id="98CCF623B5037D7DF7828298C0DDA8AF" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Parvuspotamon yuxiense Dai &amp; Bo, 1994, holotype ♂, 15.7 x 12.9 mm (CB 05138 YN 9091116 A) A overall dorsal view B overall frontal view C overall ventral view D dorsal view of left G 1 E ventral view of left G 1 F dorsal view of left G 1 distal portion G ventral view of left G 1 distal portion. Scale bars: 10 mm (A-C); 1 mm (D-G)." figureDoi="10.3897/zookeys.1183.109948.figure4" httpUri="https://binary.pensoft.net/fig/926716" pageId="0" pageNumber="13">4D-G</figureCitation>
); 5) G1 terminal segment bent outwards but with the tip gently recurved upwards, the inner margin being straight to gently curved (Figs
<figureCitation id="931A9B76197FCD0E52A1949DC76C058D" captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) (A-C). Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (D-F) A, D dorsal view of left G 1 B, E ventral view of left G 1 C, F dorsal view of left G 2. Scale bars: 1 mm." figureDoi="10.3897/zookeys.1183.109948.figure9" httpUri="https://binary.pensoft.net/fig/926721" pageId="0" pageNumber="13">9A, B, D, E</figureCitation>
,
<figureCitation id="EADAB2DBA86663172CBA4B70BE85D7EA" captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) (A, B). Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (C, D) A, C dorsal view of left G 1 B, D ventral view of left G 1. Scale bars: 1 mm." figureDoi="10.3897/zookeys.1183.109948.figure10" httpUri="https://binary.pensoft.net/fig/926722" pageId="0" pageNumber="13">10A-D</figureCitation>
; cf.
<bibRefCitation id="89AAEF4EAD1BDA2C40386C4DC68657ED" DOI="https://doi.org/10.7717/peerj.5497" author="Naruse, T" journalOrPublisher="Nature" pageId="0" pageNumber="13" refId="B25" refString="Naruse, T, Chia, JE, Zhou, XM, 2018. Biodiversity surveys reveal eight new species of freshwater crabs (Decapoda: Brachyura: Potamidae) from Yunnan Province, China. PeerJ 6: e5497. https://doi.org/10.7717/peerj.5497" title="Biodiversity surveys reveal eight new species of freshwater crabs (Decapoda: Brachyura: Potamidae) from Yunnan Province, China. PeerJ 6: e 5497." url="https://doi.org/10.7717/peerj.5497" year="2018">Naruse et al. 2018</bibRefCitation>
: fig. 26 A-D) (vs bent inwards, with the inner margin being strongly concave; Figs
<figureCitation id="4F142AFF8B4D8A6A000D66EFDEF7B7BF" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Parvuspotamon yuxiense Dai &amp; Bo, 1994, ♂, 26.18 x 19.73 mm (NNU- 3151 - 01) (A-C, E, G-J); ♀, 22.82 x 16.98 mm (NNU- 3151 - 05) (D, F) A right chela B left chela C anterior thoracic sternum and pleon D pleon E thoracic sternum with right G 1 in situ F thoracic sternum showing vulvae G left third maxilliped H dorsal view of left G 1 I ventral view of left G 1 J dorsal view of left G 2. Scale bars: 10 mm (A-F); 1 mm (G-J)." figureDoi="10.3897/zookeys.1183.109948.figure3" httpUri="https://binary.pensoft.net/fig/926715" pageId="0" pageNumber="13">3H, I</figureCitation>
,
<figureCitation id="D2EED05B7D4E7BBF555EF6D1D286A099" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Parvuspotamon yuxiense Dai &amp; Bo, 1994, holotype ♂, 15.7 x 12.9 mm (CB 05138 YN 9091116 A) A overall dorsal view B overall frontal view C overall ventral view D dorsal view of left G 1 E ventral view of left G 1 F dorsal view of left G 1 distal portion G ventral view of left G 1 distal portion. Scale bars: 10 mm (A-C); 1 mm (D-G)." figureDoi="10.3897/zookeys.1183.109948.figure4" httpUri="https://binary.pensoft.net/fig/926716" pageId="0" pageNumber="13">4D-G</figureCitation>
); and 6) groove for G2 on the G1 terminal segment clearly visible in the ventral view (Figs
<figureCitation id="2AE213356530688823E3523E994DD131" captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) (A-C). Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (D-F) A, D dorsal view of left G 1 B, E ventral view of left G 1 C, F dorsal view of left G 2. Scale bars: 1 mm." figureDoi="10.3897/zookeys.1183.109948.figure9" httpUri="https://binary.pensoft.net/fig/926721" pageId="0" pageNumber="13">9 B, E</figureCitation>
,
<figureCitation id="CD7C0E7903725A12BAECAEA288E31F2C" captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) (A, B). Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (C, D) A, C dorsal view of left G 1 B, D ventral view of left G 1. Scale bars: 1 mm." figureDoi="10.3897/zookeys.1183.109948.figure10" httpUri="https://binary.pensoft.net/fig/926722" pageId="0" pageNumber="13">10B, D</figureCitation>
; cf.
<bibRefCitation id="DE6152E899863AEB5E569DC75102D3B2" DOI="https://doi.org/10.7717/peerj.5497" author="Naruse, T" journalOrPublisher="Nature" pageId="0" pageNumber="13" refId="B25" refString="Naruse, T, Chia, JE, Zhou, XM, 2018. Biodiversity surveys reveal eight new species of freshwater crabs (Decapoda: Brachyura: Potamidae) from Yunnan Province, China. PeerJ 6: e5497. https://doi.org/10.7717/peerj.5497" title="Biodiversity surveys reveal eight new species of freshwater crabs (Decapoda: Brachyura: Potamidae) from Yunnan Province, China. PeerJ 6: e 5497." url="https://doi.org/10.7717/peerj.5497" year="2018">Naruse et al. 2018</bibRefCitation>
: fig. 26A, B) (vs not visible; Figs
<figureCitation id="4876B3AFD98195227FD9CBF412CF9957" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Parvuspotamon yuxiense Dai &amp; Bo, 1994, ♂, 26.18 x 19.73 mm (NNU- 3151 - 01) (A-C, E, G-J); ♀, 22.82 x 16.98 mm (NNU- 3151 - 05) (D, F) A right chela B left chela C anterior thoracic sternum and pleon D pleon E thoracic sternum with right G 1 in situ F thoracic sternum showing vulvae G left third maxilliped H dorsal view of left G 1 I ventral view of left G 1 J dorsal view of left G 2. Scale bars: 10 mm (A-F); 1 mm (G-J)." figureDoi="10.3897/zookeys.1183.109948.figure3" httpUri="https://binary.pensoft.net/fig/926715" pageId="0" pageNumber="13">3I</figureCitation>
,
<figureCitation id="0C2725FD07A794DC1672F321D80EF7E0" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Parvuspotamon yuxiense Dai &amp; Bo, 1994, holotype ♂, 15.7 x 12.9 mm (CB 05138 YN 9091116 A) A overall dorsal view B overall frontal view C overall ventral view D dorsal view of left G 1 E ventral view of left G 1 F dorsal view of left G 1 distal portion G ventral view of left G 1 distal portion. Scale bars: 10 mm (A-C); 1 mm (D-G)." figureDoi="10.3897/zookeys.1183.109948.figure4" httpUri="https://binary.pensoft.net/fig/926716" pageId="0" pageNumber="13">4E, G</figureCitation>
).
</paragraph>
<paragraph id="111958D55DCB51D3BEE66BB44ECAA8A1" pageId="0" pageNumber="13">
Furthermore,
<taxonomicName id="41A1430FEA1A478BC6DFC79CD0F52AC2" authorityName="Shi &amp; Pan &amp; Sun" authorityYear="2023" family="Potamidae" genus="Songpotamon" kingdom="Animalia" lsidName="Songpotamon" order="Decapoda" pageId="0" pageNumber="13" rank="genus">
<emphasis id="9BDF42BD139154BBF58A9F72F53BE47C" italics="true" pageId="0" pageNumber="13">Songpotamon</emphasis>
</taxonomicName>
gen. nov. is most likely to be confused with
<taxonomicName id="2C859FE52788D64815F4C99300928D0F" authorityName="Dai &amp; Naiyanetr" authorityYear="1994" class="Malacostraca" family="Potamidae" genus="Chinapotamon" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Chinapotamon" order="Decapoda" pageId="0" pageNumber="13" phylum="Arthropoda" rank="genus">
<emphasis id="4E8002FD63532F38126FC83DCF0EC5A3" italics="true" pageId="0" pageNumber="13">Chinapotamon</emphasis>
</taxonomicName>
Dai &amp; Naiyanetr, 1994, as both the genera have a very similar carapace physiognomy, and their G1 terminal segment is subconical, with the groove for G2 visible in the ventral view. The new genus,
<taxonomicName id="3DA60F97984ACB835E4F2EA520062FDC" authorityName="Shi &amp; Pan &amp; Sun" authorityYear="2023" family="Potamidae" genus="Songpotamon" kingdom="Animalia" lsidName="Songpotamon" order="Decapoda" pageId="0" pageNumber="13" rank="genus">
<emphasis id="A919F60D3F74EE54FE6F24811C22FB5D" italics="true" pageId="0" pageNumber="13">Songpotamon</emphasis>
</taxonomicName>
gen. nov., is nevertheless distinguished from
<taxonomicName id="61E62DC4DF65FB5202794A87131041DB" authorityName="Dai &amp; Naiyanetr" authorityYear="1994" class="Malacostraca" family="Potamidae" genus="Chinapotamon" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Chinapotamon" order="Decapoda" pageId="0" pageNumber="13" phylum="Arthropoda" rank="genus">
<emphasis id="2F5EDCA0DC0F881803D452909A517F16" italics="true" pageId="0" pageNumber="13">Chinapotamon</emphasis>
</taxonomicName>
by the following characters: 1) carapace relatively high (Figs
<figureCitation id="E0153C4CC24E97B910F32D06770D1ACE" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) A overall dorsal view B frontal view of cephalothorax C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure5" httpUri="https://binary.pensoft.net/fig/926717" pageId="0" pageNumber="13">5B</figureCitation>
,
<figureCitation id="91D3BC7AE5ECE66B8994A25BE67A2C08" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) A overall dorsal view B overall frontal view C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure7" httpUri="https://binary.pensoft.net/fig/926719" pageId="0" pageNumber="13">7B</figureCitation>
) (vs relatively low); 2) ambulatory legs relatively stout (Figs
<figureCitation id="15E6846BC310692A46190399D33CE3A4" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) A overall dorsal view B frontal view of cephalothorax C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure5" httpUri="https://binary.pensoft.net/fig/926717" pageId="0" pageNumber="13">5A, C</figureCitation>
,
<figureCitation id="834CD75566DA89725912104EA2A7FF63" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Songpotamon funingense gen. et sp. nov., holotype ♂, 26.18 x 19.73 mm (NNU- 3151 - 01) (A-E, G); paratype ♀, 22.6 x 18.0 mm (NNU- 167462 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure6" httpUri="https://binary.pensoft.net/fig/926718" pageId="0" pageNumber="13">6D</figureCitation>
,
<figureCitation id="66749F520C35223FF8F026B7C2E4D01D" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) A overall dorsal view B overall frontal view C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure7" httpUri="https://binary.pensoft.net/fig/926719" pageId="0" pageNumber="13">7A, C</figureCitation>
,
<figureCitation id="6AE88CD58188B5E521F92110AFFFB5BE" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (A-E, G); paratype ♀, 20.7 x 16.7 mm (NNU- 167444 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure8" httpUri="https://binary.pensoft.net/fig/926720" pageId="0" pageNumber="13">8D</figureCitation>
) (vs relatively slender); 3) anterolateral margin of the carapace being less convex (Figs
<figureCitation id="D98CD2FFE8108866774AA8583524A3B7" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) A overall dorsal view B frontal view of cephalothorax C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure5" httpUri="https://binary.pensoft.net/fig/926717" pageId="0" pageNumber="13">5A</figureCitation>
,
<figureCitation id="C3D67B1C0DC87DE4270B0A0C0F9DA5C9" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) A overall dorsal view B overall frontal view C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure7" httpUri="https://binary.pensoft.net/fig/926719" pageId="0" pageNumber="13">7A</figureCitation>
) (vs strongly convex); 4) third maxilliped exopod without flagellum (Figs
<figureCitation id="A59681DC160C2F0E5AE81A7F8052D302" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Songpotamon funingense gen. et sp. nov., holotype ♂, 26.18 x 19.73 mm (NNU- 3151 - 01) (A-E, G); paratype ♀, 22.6 x 18.0 mm (NNU- 167462 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure6" httpUri="https://binary.pensoft.net/fig/926718" pageId="0" pageNumber="13">6C</figureCitation>
,
<figureCitation id="202CF12AC05D3FB0EB6171C467E01B4F" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (A-E, G); paratype ♀, 20.7 x 16.7 mm (NNU- 167444 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure8" httpUri="https://binary.pensoft.net/fig/926720" pageId="0" pageNumber="13">8C</figureCitation>
) (vs with well-developed flagellum); 5) thoracic sternites 3/4 with incomplete but distinct groove demarcating suture (Figs
<figureCitation id="3342F1955FF9A5C2A1A95D574084E218" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) A overall dorsal view B frontal view of cephalothorax C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure5" httpUri="https://binary.pensoft.net/fig/926717" pageId="0" pageNumber="13">5C</figureCitation>
,
<figureCitation id="00655EBC822139995100350AA873669F" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Songpotamon funingense gen. et sp. nov., holotype ♂, 26.18 x 19.73 mm (NNU- 3151 - 01) (A-E, G); paratype ♀, 22.6 x 18.0 mm (NNU- 167462 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure6" httpUri="https://binary.pensoft.net/fig/926718" pageId="0" pageNumber="13">6E, G</figureCitation>
,
<figureCitation id="B817C23A54499A2375D35DC73657913A" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) A overall dorsal view B overall frontal view C overall ventral view. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure7" httpUri="https://binary.pensoft.net/fig/926719" pageId="0" pageNumber="13">7C</figureCitation>
,
<figureCitation id="C834B8EC16952A46D610293D010DDA97" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (A-E, G); paratype ♀, 20.7 x 16.7 mm (NNU- 167444 - 05) (F, H) A right chela B left chela C left third maxilliped D right second ambulatory leg E anterior thoracic sternum and pleon F pleon G thoracic sternum with right G 1 in situ H thoracic sternum showing vulvae. Scale bars: 10 mm." figureDoi="10.3897/zookeys.1183.109948.figure8" httpUri="https://binary.pensoft.net/fig/926720" pageId="0" pageNumber="13">8E, G</figureCitation>
) (vs groove demarcating suture absent); and 6) G1 terminal segment gently curved outwards (Figs
<figureCitation id="C4CAAEA64A41AEC8D36CED8F9AE1A891" captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) (A-C). Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (D-F) A, D dorsal view of left G 1 B, E ventral view of left G 1 C, F dorsal view of left G 2. Scale bars: 1 mm." figureDoi="10.3897/zookeys.1183.109948.figure9" httpUri="https://binary.pensoft.net/fig/926721" pageId="0" pageNumber="13">9A, B, D, E</figureCitation>
,
<figureCitation id="CDAC8C9DD6F5DE69BD9B24873FDCAA5D" captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Songpotamon funingense gen. et sp. nov., holotype ♂, 27.2 x 21.9 mm (NNU- 167462 - 01) (A, B). Songpotamon malipoense gen. et sp. nov., holotype ♂, 21.7 x 16.8 mm (NNU- 167444 - 01) (C, D) A, C dorsal view of left G 1 B, D ventral view of left G 1. Scale bars: 1 mm." figureDoi="10.3897/zookeys.1183.109948.figure10" httpUri="https://binary.pensoft.net/fig/926722" pageId="0" pageNumber="13">10A-D</figureCitation>
) (vs strongly bent outwards) (cf.
<bibRefCitation id="64756F28151D080177A61DF19DE0740E" author="Dai, AY" journalOrPublisher="Integrative Zoology" pageId="0" pageNumber="13" refId="B9" refString="Dai, AY, 1999. Fauna Sinica: ArthropodaCrustaceaMalacostracaDecapodaParathelphusidaePotamidae. Science Press, Beijing, China. [In Chinese with English summary]" title="Fauna Sinica: ArthropodaCrustaceaMalacostracaDecapodaParathelphusidaePotamidae. Science Press, Beijing, China. [In Chinese with English summary]" year="1999">Dai 1999</bibRefCitation>
: figs 42-47;
<bibRefCitation id="BFB8B79E86B2CCD430E7D523ECAED7AF" DOI="https://doi.org/10.18353/crustacea.46.0_1" author="Ng, PKL" journalOrPublisher="Crustacean Research" pageId="0" pageNumber="13" pagination="1 - 16" refId="B27" refString="Ng, PKL, 2017. Descriptions of two new cavernicolous species of Chinapotamon Dai &amp; Naiyanetr, 1994 (Crustacea: Brachyura: Potamidae) from China. Crustacean Research 46 (0): 1 - 16, DOI: https://doi.org/10.18353/crustacea.46.0_1" title="Descriptions of two new cavernicolous species of Chinapotamon Dai &amp; Naiyanetr, 1994 (Crustacea: Brachyura: Potamidae) from China." url="https://doi.org/10.18353/crustacea.46.0_1" volume="46" year="2017">Ng 2017</bibRefCitation>
: figs 2-4, 6-8;
<bibRefCitation id="A995D76A0B2ACF7AC761C5CE03134078" DOI="https://doi.org/10.7717/peerj.5947" author="Zou, JX" journalOrPublisher="ZooKeys" pageId="0" pageNumber="13" refId="B44" refString="Zou, JX, Bai, J, Zhou, XM, 2018. A new species of karst-dwelling freshwater crab of the genus Chinapotamon Dai &amp; Naiyanetr, 1994 (Crustacea: Decapoda: Brachyura: Potamidae), from Guizhou, southwest China. PeerJ 6: e5947. https://doi.org/10.7717/peerj.5947" title="A new species of karst-dwelling freshwater crab of the genus Chinapotamon Dai &amp; Naiyanetr, 1994 (Crustacea: Decapoda: Brachyura: Potamidae), from Guizhou, southwest China. PeerJ 6: e 5947." url="https://doi.org/10.7717/peerj.5947" year="2018">Zou et al. 2018</bibRefCitation>
: figs 2-6).
</paragraph>
</subSubSection>
<subSubSection id="E0ED019E866521F1A66230A0B5C7A2E1" pageId="0" pageNumber="13" type="distribution">
<paragraph id="C5EB88A745D42FCD99C31C5413D26A92" pageId="0" pageNumber="13">Geographic distribution.</paragraph>
<paragraph id="D3AA0DDFEA39DB9F1B218432036F2D76" pageId="0" pageNumber="13">
<taxonomicName id="F4915EA738C6D673EBF26EFDC72E406A" authorityName="Shi &amp; Pan &amp; Sun" authorityYear="2023" family="Potamidae" genus="Songpotamon" kingdom="Animalia" lsidName="Songpotamon" order="Decapoda" pageId="0" pageNumber="13" rank="genus">
<emphasis id="0A1FD1203FA988ED13E1912A59CFD16F" italics="true" pageId="0" pageNumber="13">Songpotamon</emphasis>
</taxonomicName>
gen. nov. is known from Wenshan Prefecture, eastern Yunnan Province, southwest China.
</paragraph>
</subSubSection>
</treatment>
</document>