treatments-xml/data/FA/28/84/FA28848407455688BE82236F51922D6D.xml

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<mods:title id="5E4D34766CBAF74AD9489C5C89776337">Two new species of freshwater crabs of the genera Eosamon Yeo &amp; Ng, 2007 and Indochinamon Yeo &amp; Ng, 2007 (Crustacea, Brachyura, Potamidae) from southern Yunnan, China</mods:title>
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<mods:namePart id="3A0549C6D260B760D6B3C1F9BD6FAD5E">Zhang, Zewei</mods:namePart>
<mods:affiliation id="796EAE8EA124C837B7E334EEB1B8D0E0">Jiangsu Key Laboratory for Biodiversity and Biotechnology, College of Life Sciences, Nanjing Normal University, 1 Wenyuan Rd, Nanjing 210023, China</mods:affiliation>
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<mods:namePart id="A2D8F4F6C97EC9EDA8292979B7443E82">Pan, Da</mods:namePart>
<mods:affiliation id="D5BD4B276AEDC35E4E3F6EF74DBA01E2">Jiangsu Key Laboratory for Biodiversity and Biotechnology, College of Life Sciences, Nanjing Normal University, 1 Wenyuan Rd, Nanjing 210023, China</mods:affiliation>
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<mods:namePart id="DAC778594C4CF9AC1D3237BE9825952D">Hao, Xiyang</mods:namePart>
<mods:affiliation id="64526EE958A0D16412BC061F117393ED">Jiangsu Key Laboratory for Biodiversity and Biotechnology, College of Life Sciences, Nanjing Normal University, 1 Wenyuan Rd, Nanjing 210023, China</mods:affiliation>
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<mods:namePart id="B0631E3B1C050B3F82BB920B8A4C7EC1">Sun, Hongying</mods:namePart>
<mods:affiliation id="87C508AC62B05CD729453C90802480CE">Jiangsu Key Laboratory for Biodiversity and Biotechnology, College of Life Sciences, Nanjing Normal University, 1 Wenyuan Rd, Nanjing 210023, China</mods:affiliation>
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<treatment id="FA28848407455688BE82236F51922D6D" ID-GBIF-Taxon="168653268" LSID="urn:lsid:zoobank.org:act:3753C63F-4E88-4650-AC9D-D21A2A8880B7" httpUri="http://treatment.plazi.org/id/FA28848407455688BE82236F51922D6D" lastPageNumber="1" pageId="0" pageNumber="1">
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<paragraph id="611DC2CF2FEF557AF170ED25A0933501" pageId="0" pageNumber="1">
<taxonomicName id="1405071EA65B8E47F7CBFD6F914FF2B4" ID-CoL="84GLK" LSID="FA288484-0745-5688-BE82-236F51922D6D" authority="Zhang &amp; Sun" authorityName="Zhang &amp; Sun" authorityYear="2020" class="Malacostraca" family="Potamidae" genus="Eosamon" higherTaxonomySource="treatment-meta" kingdom="Animalia" lsidName="Eosamon daiae" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="daiae" status="sp. nov.">Eosamon daiae Zhang &amp; Sun</taxonomicName>
<taxonomicNameLabel id="3EA74DDFDC77F9D7A673720558612CE7" pageId="0" pageNumber="1">sp. nov.</taxonomicNameLabel>
<figureCitation id="71FC0AC66985102EEF237CF8A160F16C" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">Figs 2</figureCitation>
<figureCitation id="B97EEC5180D4A61C4C93056BD6AD3328" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A left third maxilliped B left G 1 (ventral view) C left G 1 (dorsal view) D left G 2 E sterno-abdominal cavity with G 1 in situ F G 1 terminal segment (ventral view). Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure3" httpUri="https://binary.pensoft.net/fig/467892" pageId="0" pageNumber="1">, 3</figureCitation>
<figureCitation id="6C00AA76369226DD7F6480617DE7E845" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Eosamon daiae sp. nov. paratype, female, 20.1 x 16.5 mm, NNU 190505 A abdomen B vulvae. Scale bars: 1.0 cm (A); 1.0 mm (B)." figureDoi="10.3897/zookeys.980.52186.figure4" httpUri="https://binary.pensoft.net/fig/467893" pageId="0" pageNumber="1">, 4</figureCitation>
<figureCitation id="16FE7897C35F6E6F0D999E202ED49900" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. The ventral view of left G 1 A Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 B Eosamon tumidum, male, 23.2 x 18.7 mm, IZCAS CB 11382 C Eosamon lushuiense, male, 23.7 x 19.9 mm, NNU 162821 D Eosamon tengchongense, male, 37.9 x 30.1 mm, NNU 193261. Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure5" httpUri="https://binary.pensoft.net/fig/467894" pageId="0" pageNumber="1">, 5</figureCitation>
<figureCitation id="7C194AC95B6071997DAE43AAA9CE679F" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Habitat of Eosamon daiae sp. nov., the moist mud burrows at the type locality, Tianbao Town, Yunnan Province, China." figureDoi="10.3897/zookeys.980.52186.figure6" httpUri="https://binary.pensoft.net/fig/467895" pageId="0" pageNumber="1">, 6</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="993942CF7FBD96163746F788DC721160" pageId="0" pageNumber="1" type="materials_examined">
<paragraph id="84063EAC096E59AD54E41A22E6ED625F" pageId="0" pageNumber="1">Material examined.</paragraph>
<paragraph id="70E301296D692F4DF54F63ED49C522A2" pageId="0" pageNumber="1">
<emphasis id="749572BDE397898206854E24E0FB56B4" bold="true" italics="true" pageId="0" pageNumber="1">Holotype</emphasis>
: China • 1 male, 26.6 
<normalizedToken id="2F6F2CE4CAB36D183CA6719DB8B807DD" originalValue="×">x</normalizedToken>
22.2 mm, NNU 190503; Yunnan Province, Dehong Prefecture, Longchuan County, Longba Town, Bangyang Village; 
<geoCoordinate id="420DA4D0273FCBDE186F55D3990FD51D" degrees="24" direction="north" minutes="18" orientation="latitude" precision="15" seconds="15" value="24.304167">24°18'15&quot;N</geoCoordinate>
, 
<geoCoordinate id="6787C22CA1841EBDE4A539BCF3B259F6" degrees="97" direction="east" minutes="47" orientation="longitude" precision="15" seconds="56" value="97.79889">97°47'56&quot;E</geoCoordinate>
; 998 m a.s.l.; 5 May 2019; leg. Xiyang Hao &amp; Zewei Zhang. 
<emphasis id="429D46A535F89271D9CE6072759353C3" bold="true" italics="true" pageId="0" pageNumber="1">Paratypes</emphasis>
: China • 1 female, 20.1 
<normalizedToken id="0E464E63ECB8603242C6005AE721EE9B" originalValue="×">x</normalizedToken>
16.5 mm, NNU 190505; same data as holotype • 1 male, 24.8 
<normalizedToken id="41349D48E8386BE97277F284554E39BE" originalValue="×">x</normalizedToken>
20.4 mm, NNU 190504; same data as holotype. Other material: China • 3 males, 20.9 
<normalizedToken id="7636FB59FB342503F94B874BD2602E4D" originalValue="×">x</normalizedToken>
17.5 mm, NNU 190401, 23.0 
<normalizedToken id="63D14DD13224393C92F2C003B04B1938" originalValue="×">x</normalizedToken>
19.3 mm, NNU 190402, 21.5 
<normalizedToken id="E59C1F885A39A7A4E64E96E7F2076A5A" originalValue="×">x</normalizedToken>
17.8 mm, NNU 190403; same data as holotype. CHINA • 1 female, 19.7 
<normalizedToken id="1EF680C565C8D8B229019B76A6E7CE59" originalValue="×">x</normalizedToken>
16.5 mm, NNU 190407; Yunnan Province, Ruili City, Nongdao Town, Dengga Village; 
<geoCoordinate id="124EBF8B743478D719216F62E9B8373F" degrees="23" direction="north" minutes="55" orientation="latitude" precision="15" seconds="51" value="23.930832">23°55'51&quot;N</geoCoordinate>
, 
<geoCoordinate id="5244EAACF977CB434C21E63A68CE98F0" degrees="97" direction="east" minutes="47" orientation="longitude" precision="15" seconds="56" value="97.79889">97°47'56&quot;E</geoCoordinate>
; 887 m a.s.l.; 4 May 2019, leg. Xiyang Hao &amp; Zewei Zhang.
</paragraph>
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<subSubSection id="EAA837217CAA61EE279CF36525633B2D" pageId="0" pageNumber="1" type="materials_examined">
<paragraph id="926269B6E694D3AB71562801EF2998C6" pageId="0" pageNumber="1">Comparative material.</paragraph>
<paragraph id="E9584B3AC663F79FF8720FAE5E22E903" pageId="0" pageNumber="1">
<taxonomicName id="1BCFD1466CDD71025531CE285AE8567B" baseAuthorityName="Wood-Mason" baseAuthorityYear="1871" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon tumidum" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="tumidum">
<emphasis id="D8969EA879C14BDEA3280E5FB11794FC" italics="true" pageId="0" pageNumber="1">Eosamon tumidum</emphasis>
</taxonomicName>
(Wood-Mason, 1871): China • 1 male, 23.2 
<normalizedToken id="CB395B31442B05781B4AD118F01319ED" originalValue="×">x</normalizedToken>
18.7 mm, IZCAS CB11382; Yunnan Province, Sipaishan; 1964; 
<taxonomicName id="120F8E1CE1F1AC94118DA96F36EB231B" baseAuthorityName="Dai &amp; G. - X. Chen" baseAuthorityYear="1985" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon tengchongense" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="tengchongense">
<emphasis id="1D667DB5AA3A4BBF5026CBEE4BE2BD27" italics="true" pageId="0" pageNumber="1">Eosamon tengchongense</emphasis>
</taxonomicName>
(Dai &amp; Chen, 1985): China • 1 male, 37.9 
<normalizedToken id="C1F5FEC43FC63578016ADEE91264F51B" originalValue="×">x</normalizedToken>
30.1 mm, NNU 193261; Yunnan Province, Lianghe County; 9 May 2019; leg. Xiyang Hao &amp; Zewei Zhang; 
<taxonomicName id="CB8580B3E25CD9B605F01D515DEE6E9E" baseAuthorityName="Dai &amp; G. - X. Chen" baseAuthorityYear="1985" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon lushuiense" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="lushuiense">
<emphasis id="7FF88FF90A30B6F5EFA616CCF0FDE0F2" italics="true" pageId="0" pageNumber="1">Eosamon lushuiense</emphasis>
</taxonomicName>
(Dai &amp; Chen, 1985): China • 1 male, 23.7 
<normalizedToken id="3CF6C29AEDF3BAF5FAF3D9CA4413997D" originalValue="×">x</normalizedToken>
19.9 mm, NNU 162821; Yunnan Province, Lushui City; 4 May 2016; leg. Kelin Chu, Pengfei Wang &amp; Hongying Sun.
</paragraph>
</subSubSection>
<subSubSection id="864370488C69BA25DB96DA9F1D81CB55" pageId="0" pageNumber="1" type="diagnosis">
<paragraph id="F1186F050E97B7E890D63FF984EFFBD6" pageId="0" pageNumber="1">Diagnosis.</paragraph>
<paragraph id="7C2F5B77AF4DA34D205869D0F78D557A" pageId="0" pageNumber="1">
Carapace slightly broader than long, dorsal surface strongly convex, densely pitted (Fig. 
<figureCitation id="8B6633C44F735BE44B172557448D1CE7" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2A</figureCitation>
). Third maxilliped exopod reaching proximal 1/3 of merus length, with long flagellum (Fig. 
<figureCitation id="705A5E35204C2D96A7E447139FD8DB97" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A left third maxilliped B left G 1 (ventral view) C left G 1 (dorsal view) D left G 2 E sterno-abdominal cavity with G 1 in situ F G 1 terminal segment (ventral view). Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure3" httpUri="https://binary.pensoft.net/fig/467892" pageId="0" pageNumber="1">3A</figureCitation>
). Male pleon triangular, lateral margin almost straight (Fig. 
<figureCitation id="388A8C343B36FA2BFE9B82075328BB0A" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2C</figureCitation>
), G1 subterminal segment broad, terminal segment relatively short, clearly sinuous, inferior margin of terminal segment straighter than superior margin, tip of terminal segment gradually tapering to a sharp tip (Fig. 
<figureCitation id="D77477E851315445C52D190203635402" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A left third maxilliped B left G 1 (ventral view) C left G 1 (dorsal view) D left G 2 E sterno-abdominal cavity with G 1 in situ F G 1 terminal segment (ventral view). Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure3" httpUri="https://binary.pensoft.net/fig/467892" pageId="0" pageNumber="1">3F</figureCitation>
), subterminal segment about 3.3 times as long as terminal segment (Fig. 
<figureCitation id="B71559F38E727A30E3485DA2D23A3364" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A left third maxilliped B left G 1 (ventral view) C left G 1 (dorsal view) D left G 2 E sterno-abdominal cavity with G 1 in situ F G 1 terminal segment (ventral view). Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure3" httpUri="https://binary.pensoft.net/fig/467892" pageId="0" pageNumber="1">3B, C</figureCitation>
). G1 strongly curved outwards, not reaching pleonal locking mechanism 
<emphasis id="F83A631B3FB2D705D4E902F9E9385241" italics="true" pageId="0" pageNumber="1">in situ</emphasis>
(Fig. 
<figureCitation id="937D7BD32002310E5F2B63F1A8C00325" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A left third maxilliped B left G 1 (ventral view) C left G 1 (dorsal view) D left G 2 E sterno-abdominal cavity with G 1 in situ F G 1 terminal segment (ventral view). Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure3" httpUri="https://binary.pensoft.net/fig/467892" pageId="0" pageNumber="1">3E</figureCitation>
). Female pleon ovate (Fig. 
<figureCitation id="1AF209EE7745F45E4DFDFFCFCABE62C0" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Eosamon daiae sp. nov. paratype, female, 20.1 x 16.5 mm, NNU 190505 A abdomen B vulvae. Scale bars: 1.0 cm (A); 1.0 mm (B)." figureDoi="10.3897/zookeys.980.52186.figure4" httpUri="https://binary.pensoft.net/fig/467893" pageId="0" pageNumber="1">4A</figureCitation>
), vulvae on suture between thoracic sternites 5/6, ovate, opening inner upwards, vulvar cover margin slightly arched (Fig. 
<figureCitation id="13CC82FC5AAC19071CC0997A45F12E62" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Eosamon daiae sp. nov. paratype, female, 20.1 x 16.5 mm, NNU 190505 A abdomen B vulvae. Scale bars: 1.0 cm (A); 1.0 mm (B)." figureDoi="10.3897/zookeys.980.52186.figure4" httpUri="https://binary.pensoft.net/fig/467893" pageId="0" pageNumber="1">4B</figureCitation>
).
</paragraph>
<caption id="AB811E209C1225C678A68467CA904BED" doi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1" start="Figure 2" startId="F2">
<paragraph id="BE8E201971C8FC77FED5986CA41DFF0C" pageId="0" pageNumber="1">
<emphasis id="A88B939DB3FF551C9CB9B751E9B94392" bold="true" pageId="0" pageNumber="1">Figure 2.</emphasis>
<taxonomicName id="E480C51642E3C8070A1399F10FC2CFDB" authorityName="Zhang &amp; Sun" authorityYear="2020" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon daiae" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="daiae">
<emphasis id="6CA60BE075FA6E670BCCAADF65D17F36" italics="true" pageId="0" pageNumber="1">Eosamon daiae</emphasis>
</taxonomicName>
sp. nov. holotype, male, 26.6 
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22.2 mm, NNU 190503 
<emphasis id="471451911F0B9D6BD550568023A35933" bold="true" pageId="0" pageNumber="1">A</emphasis>
dorsal view 
<emphasis id="527DB0C7315FFCBFCCB9009AA09DC0A5" bold="true" pageId="0" pageNumber="1">B</emphasis>
frontal view of cephalothorax 
<emphasis id="53CE73BB4686C227F8F75821C6E646F3" bold="true" pageId="0" pageNumber="1">C</emphasis>
ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm.
</paragraph>
</caption>
<caption id="0F70A3B3B9FFDBDED9F07098F5075E64" doi="10.3897/zookeys.980.52186.figure3" httpUri="https://binary.pensoft.net/fig/467892" pageId="0" pageNumber="1" start="Figure 3" startId="F3">
<paragraph id="7621E3151B6AC9E2E6429151F7D01D5E" pageId="0" pageNumber="1">
<emphasis id="2C0239A80F757C63B4EF432665D7AC6A" bold="true" pageId="0" pageNumber="1">Figure 3.</emphasis>
<taxonomicName id="DB4B505D064465273C39F35895DBC6D6" authorityName="Zhang &amp; Sun" authorityYear="2020" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon daiae" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="daiae">
<emphasis id="612A4345828F790B991E3F54320026B2" italics="true" pageId="0" pageNumber="1">Eosamon daiae</emphasis>
</taxonomicName>
sp. nov. holotype, male, 26.6 
<normalizedToken id="42826BFAFDC29532B4E3A8C39D8EE42C" originalValue="×">x</normalizedToken>
22.2 mm, NNU 190503 
<emphasis id="38D215780C5AD962152958B624EE5D83" bold="true" pageId="0" pageNumber="1">A</emphasis>
left third maxilliped 
<emphasis id="B67E084DD5CA9D34F545656BDE5E2744" bold="true" pageId="0" pageNumber="1">B</emphasis>
left G1 (ventral view) 
<emphasis id="840758F2D7D87425CFCD6B2D50C2EF3E" bold="true" pageId="0" pageNumber="1">C</emphasis>
left G1 (dorsal view) 
<emphasis id="C8A5290504C8572078864520936C48C8" bold="true" pageId="0" pageNumber="1">D</emphasis>
left G2 
<emphasis id="E7866CDDE41290A0F142DCD2BACA934D" bold="true" pageId="0" pageNumber="1">E</emphasis>
sterno-abdominal cavity with G1 
<emphasis id="6FC23C5EA0CC90AD3F1ECEC4C308B8F4" italics="true" pageId="0" pageNumber="1">in situ</emphasis>
<emphasis id="D2471FB071969725478DA3DA79BC88C6" bold="true" pageId="0" pageNumber="1">F</emphasis>
G1 terminal segment (ventral view). Scale bars: 1.0 mm.
</paragraph>
</caption>
<caption id="6B2E4F3702C9EC4878C9C5B942B482FF" doi="10.3897/zookeys.980.52186.figure4" httpUri="https://binary.pensoft.net/fig/467893" pageId="0" pageNumber="1" start="Figure 4" startId="F4">
<paragraph id="8225628F3A7C31D7D84F54A976E7B113" pageId="0" pageNumber="1">
<emphasis id="99D2903879D3B731465FEE223AC91469" bold="true" pageId="0" pageNumber="1">Figure 4.</emphasis>
<taxonomicName id="B6849068936819589E4C1D92B2F44CA3" authorityName="Zhang &amp; Sun" authorityYear="2020" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon daiae" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="daiae">
<emphasis id="868FDEA54F1C7E12E8C06421A70209A2" italics="true" pageId="0" pageNumber="1">Eosamon daiae</emphasis>
</taxonomicName>
sp. nov. paratype, female, 20.1 
<normalizedToken id="8AE4EED85A9DA8CEF1A749617D19750A" originalValue="×">x</normalizedToken>
16.5 mm, NNU 190505 
<emphasis id="72C717588FC122B97D426A421BEFBED1" bold="true" pageId="0" pageNumber="1">A</emphasis>
abdomen 
<emphasis id="A064422E3FE5F367883831023D6652D6" bold="true" pageId="0" pageNumber="1">B</emphasis>
vulvae. Scale bars: 1.0 cm (
<emphasis id="7603E88875BC049E2A99BF12E6C7E308" bold="true" pageId="0" pageNumber="1">A</emphasis>
); 1.0 mm (
<emphasis id="6372730001CF17B82C85265226648374" bold="true" pageId="0" pageNumber="1">B</emphasis>
).
</paragraph>
</caption>
</subSubSection>
<subSubSection id="EBF8AB90E4E5F803AEA8BE57BA194536" pageId="0" pageNumber="1" type="description">
<paragraph id="1D311252A8470C72935E559C30A034BE" pageId="0" pageNumber="1">Description.</paragraph>
<paragraph id="FF224D7D11A234438B9A30B182E7780E" pageId="0" pageNumber="1">
Carapace about 1.2 times broader than long (
<emphasis id="3F8DCED5ACA147C8E05813F1E721252B" italics="true" pageId="0" pageNumber="1">N</emphasis>
= 6), subquadrate, dorsal surface strongly convex transversely and longitudinally, punctate, smooth, regions distinctly defined (Fig. 
<figureCitation id="D1D50F160D92E689BC71FE385C867D43" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2A</figureCitation>
); anterolateral region lined with granules; posterolateral margin with rugae (Fig. 
<figureCitation id="5BEC8E2301B454608E02AD9D940C9516" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2A</figureCitation>
); cervical groove and H-shaped groove between gastric and cardiac regions deep, distinct (Fig. 
<figureCitation id="10301CE81B10076411CD8139677B17BA" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2A</figureCitation>
). Epigastric region distinct, separated by narrow groove (Fig. 
<figureCitation id="031DD44526E430A6BE47CD7305AEBCD0" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2A</figureCitation>
). Postfrontal lobe slightly convex, separated medially by Y-shaped groove extending to frontal region (Fig. 
<figureCitation id="23458277270EFA218F29425857EE3FB1" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2A</figureCitation>
). Front deflexed downwards, postorbital region distinctly concave (Fig. 
<figureCitation id="B8F646CB58036C67A5C89603E99B2131" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2A, B</figureCitation>
). Dorsal orbital margin ridged, external orbital angle triangular, epibranchial tooth pointed, clearly demarcated from external orbital tooth by gap; supraorbital and infraorbital margins cristate (Fig. 
<figureCitation id="BA728990A638EEE0CD873F13C8B441FA" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2A, B</figureCitation>
). Branchial regions relatively flat, smooth with dense dots (Fig. 
<figureCitation id="50AD7C99B7071DACB71FADB16ADD6FAC" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2A</figureCitation>
). Pterygostomial regions smooth with several granules; epistome lateral margins sinuous; median lobe triangular (Fig. 
<figureCitation id="9FF0D6C4527B4077A8971BAD9FEC532E" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2B</figureCitation>
).
</paragraph>
<paragraph id="46DA8B518C9205DB7323BEAD003BCAEC" pageId="0" pageNumber="1">
Third maxilliped merus about 1.2 times as broad as long, trapezoidal, with median depression; ischium about 1.2 times as long as broad, rectangular, with distinct median sulcus; exopod reaching proximal 1/3 of merus length with flagellum (Fig. 
<figureCitation id="0D94D40385D24712BB4CE179122A9FEB" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A left third maxilliped B left G 1 (ventral view) C left G 1 (dorsal view) D left G 2 E sterno-abdominal cavity with G 1 in situ F G 1 terminal segment (ventral view). Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure3" httpUri="https://binary.pensoft.net/fig/467892" pageId="0" pageNumber="1">3A</figureCitation>
).
</paragraph>
<paragraph id="EE38035BFC4F801C03122BD69796B0EE" pageId="0" pageNumber="1">
Chelipeds slightly unequal; merus trigonal in cross section, margins crenulated (Fig. 
<figureCitation id="F6C63A5A2F70589A70E82A8D113F2313" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2A</figureCitation>
); carpus with sharp spine on inner-distal angle, with spinule at base and striae (Fig. 
<figureCitation id="84154B9FCA22120101BDFB7B8B51E3A5" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2A</figureCitation>
); manus of major chela with convex granules, about 1.5 times as long as high (Fig. 
<figureCitation id="FCACCBD9A039EFE2AF7ADBD63390CB0D" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2A</figureCitation>
); dactylus bent inwards (Fig. 
<figureCitation id="81728DD40D2FB772189C39010ED9FD1C" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2A</figureCitation>
), gap narrow when fingers closed, cutting edge lined with irregular sized teeth (Fig. 
<figureCitation id="01898E9BAB91339060D5CE936100B712" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2A</figureCitation>
).
</paragraph>
<paragraph id="BDE2A47FEDB142E155DF4E72FF359825" pageId="0" pageNumber="1">
Ambulatory legs relatively stout, dactylus slender with spine-like setae (Fig. 
<figureCitation id="904D19F3D98155D75EF10A2ED2739572" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2A</figureCitation>
); second ambulatory leg merus about 1.3 times as long as dactylus; last leg with propodus about 1.7 times as long as broad, slightly shorter than dactylus (Fig. 
<figureCitation id="3911BB90CAA66AB8606F16E744B43683" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2A</figureCitation>
).
</paragraph>
<paragraph id="8D5BC6B9A72A85E788CF6F8030DF6BEA" pageId="0" pageNumber="1">
Male thoracic sternum generally smooth and pitted; sternites 3, 4 fused without median suture (Fig. 
<figureCitation id="A00594A264535D18EEDFAADF32AA4D9A" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2C</figureCitation>
). Female thoracic sternum wider, sutures the same as male.
</paragraph>
<paragraph id="E587D3C112946C2B04C0F678E0F352F2" pageId="0" pageNumber="1">
Male pleon triangular, third somite widest; sixth somite about 2.2 times broader than long; telson triangular, with about 1.3 times as broad as long; the lateral margin of pleon almost straight (Fig. 
<figureCitation id="E3169FE3E896F2D3265C2774923E22AA" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2C</figureCitation>
); sterno-pleonal cavity reaching anteriorly to level of mid-length of cheliped coxae bases, broad, deep, median longitudinal groove between sternites 7, 8 long (Fig. 
<figureCitation id="3041CF71EEC96A47F52CDF1EC858ED19" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A left third maxilliped B left G 1 (ventral view) C left G 1 (dorsal view) D left G 2 E sterno-abdominal cavity with G 1 in situ F G 1 terminal segment (ventral view). Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure3" httpUri="https://binary.pensoft.net/fig/467892" pageId="0" pageNumber="1">3E</figureCitation>
). Female pleon ovate, surface pitted; sixth somite about 2.8 times as broad as long; telson semicircular, terminal gently protuberant, about 2.3 times as broad as long (Fig. 
<figureCitation id="71915A9EFE0EDAABC685F17645585F83" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Eosamon daiae sp. nov. paratype, female, 20.1 x 16.5 mm, NNU 190505 A abdomen B vulvae. Scale bars: 1.0 cm (A); 1.0 mm (B)." figureDoi="10.3897/zookeys.980.52186.figure4" httpUri="https://binary.pensoft.net/fig/467893" pageId="0" pageNumber="1">4A</figureCitation>
).
</paragraph>
<paragraph id="79F8D780BD4C17DB24CA7707197BA35E" pageId="0" pageNumber="1">
G1 stout, tip of terminal segment not reaching pleonal locking mechanism 
<emphasis id="F01AA4672B1C55D9473F356DAE9188C6" italics="true" pageId="0" pageNumber="1">in situ</emphasis>
(Fig. 
<figureCitation id="ABB37FD209D9B5076F4B5421F2F4EF8F" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A left third maxilliped B left G 1 (ventral view) C left G 1 (dorsal view) D left G 2 E sterno-abdominal cavity with G 1 in situ F G 1 terminal segment (ventral view). Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure3" httpUri="https://binary.pensoft.net/fig/467892" pageId="0" pageNumber="1">3E</figureCitation>
); subterminal segment stout, about 3.3 times as long as terminal segment (Fig. 
<figureCitation id="7EB6FBF035B05ED64D79A5774B49BEA5" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A left third maxilliped B left G 1 (ventral view) C left G 1 (dorsal view) D left G 2 E sterno-abdominal cavity with G 1 in situ F G 1 terminal segment (ventral view). Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure3" httpUri="https://binary.pensoft.net/fig/467892" pageId="0" pageNumber="1">3B, C</figureCitation>
); G1 terminal segment cone-shape, bent outwards, inferior margin of terminal segment straighter than superior margin, tip of G1 terminal segment gradually tapering to sharp tip (Fig. 
<figureCitation id="44D67180858A8BB9EB7725E9DF7E3DAF" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A left third maxilliped B left G 1 (ventral view) C left G 1 (dorsal view) D left G 2 E sterno-abdominal cavity with G 1 in situ F G 1 terminal segment (ventral view). Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure3" httpUri="https://binary.pensoft.net/fig/467892" pageId="0" pageNumber="1">3F</figureCitation>
). G2 slightly longer than G1, basal segment about 2.1 times as long as distal segment (Fig. 
<figureCitation id="E396D47D58F053641BE7B6132CC37129" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A left third maxilliped B left G 1 (ventral view) C left G 1 (dorsal view) D left G 2 E sterno-abdominal cavity with G 1 in situ F G 1 terminal segment (ventral view). Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure3" httpUri="https://binary.pensoft.net/fig/467892" pageId="0" pageNumber="1">3D</figureCitation>
). Female vulvae on suture between thoracic sternites 5/6, ovate, opening inwards towards the median of the cavity, vulvar cover slightly arched (Fig. 
<figureCitation id="5C2512FC5E3B78B91BC47E07837E2D5C" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Eosamon daiae sp. nov. paratype, female, 20.1 x 16.5 mm, NNU 190505 A abdomen B vulvae. Scale bars: 1.0 cm (A); 1.0 mm (B)." figureDoi="10.3897/zookeys.980.52186.figure4" httpUri="https://binary.pensoft.net/fig/467893" pageId="0" pageNumber="1">4B</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="2F8975016DAE7AE3E4ACDACD3D60F0FB" pageId="0" pageNumber="1" type="live coloration">
<paragraph id="1CF3CA618F54157EAA583147052C3C3C" pageId="0" pageNumber="1">Live coloration.</paragraph>
<paragraph id="B12E11D762B901E0210083C77EE205B5" pageId="0" pageNumber="1">Carapace is usually dark brown, while chelipeds and ambulatory legs are usually light brown in life.</paragraph>
</subSubSection>
<subSubSection id="358DAAE128DD3BC2758C31FEFC3E2268" pageId="0" pageNumber="1" type="etymology">
<paragraph id="4BCF1227A1FA43F553C2DD32AED2F2AC" pageId="0" pageNumber="1">Etymology.</paragraph>
<paragraph id="EBCE9E5AC9ECDBDFF1D404CBF63369E7" pageId="0" pageNumber="1">The species is named after the late Prof. Aiyun Dai, who made a huge contribution to freshwater crab studies in China during her lifetime.</paragraph>
</subSubSection>
<subSubSection id="86FAB1EE3F6B7CDFDC0091A5FDEB934F" pageId="0" pageNumber="1" type="remarks">
<paragraph id="CCF35C0DCB5D5EEA262630C5DC320A1F" pageId="0" pageNumber="1">Remarks.</paragraph>
<paragraph id="EBC671A50EDF39E2BC7A1053C7A577F8" pageId="0" pageNumber="1">
<taxonomicName id="84D1048FFDA0246C7D0D182F76C92C50" authorityName="Zhang &amp; Sun" authorityYear="2020" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon daiae" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="daiae">
<emphasis id="2D99BD7AD7EB0D99C7D04C01C7741055" italics="true" pageId="0" pageNumber="1">Eosamon daiae</emphasis>
</taxonomicName>
sp. nov. can be distinguished from other 
<taxonomicName id="E090435789EFED5CBDE8BAE9BC476BF8" authorityName="Yeo &amp; P.K.L.Ng" authorityYear="2007" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="genus">
<emphasis id="3E43D4E50C5D018A7B5CCDB5ABBEC71A" italics="true" pageId="0" pageNumber="1">Eosamon</emphasis>
</taxonomicName>
species by the combination of male abdomen with straight lateral margins, relatively broad G1 subterminal segment, conical and straight G1 terminal segment, the superior margin of G1 terminal segment curved and the inferior margin of G1 terminal segment comparatively straight.
</paragraph>
<paragraph id="09D8356B617A60F4E3DFDEF2395DA998" pageId="0" pageNumber="1">
<taxonomicName id="F76A6A36AA4D429E7DDA26FBBE14DADE" authorityName="Zhang &amp; Sun" authorityYear="2020" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon daiae" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="daiae">
<emphasis id="F385011EFCD6C7BC9559A05A4D88C3EE" italics="true" pageId="0" pageNumber="1">Eosamon daiae</emphasis>
</taxonomicName>
sp. nov. is morphologically and geographically closest to 
<taxonomicName id="CC2D78F1AE5EF7929A99AAD8A4B47464" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="E. tumidum" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="tumidum">
<emphasis id="03E8A9422891AB7F6627376C8DAD2BE2" italics="true" pageId="0" pageNumber="1">E. tumidum</emphasis>
</taxonomicName>
(Wood-Mason, 1871), 
<taxonomicName id="728C9DA654D6CB56863646DA7281CD27" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="E. tengchongense" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="tengchongense">
<emphasis id="BAD2234E34882671B04EC9CC2721E58A" italics="true" pageId="0" pageNumber="1">E. tengchongense</emphasis>
</taxonomicName>
(Dai &amp; Chen, 1985) and 
<taxonomicName id="E76DC84B65D0FD1B1A06B6E8A99F5A75" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="E. lushuiense" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="lushuiense">
<emphasis id="798EA1613C8EC49AF0249129B7B36C38" italics="true" pageId="0" pageNumber="1">E. lushuiense</emphasis>
</taxonomicName>
(Dai &amp; Chen, 1985). These species are characterized by a male abdomen with straight lateral margins and superficially similar G1 structure (Fig. 
<figureCitation id="8558E7FBB9687978C07D6260ADBE2426" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. The ventral view of left G 1 A Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 B Eosamon tumidum, male, 23.2 x 18.7 mm, IZCAS CB 11382 C Eosamon lushuiense, male, 23.7 x 19.9 mm, NNU 162821 D Eosamon tengchongense, male, 37.9 x 30.1 mm, NNU 193261. Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure5" httpUri="https://binary.pensoft.net/fig/467894" pageId="0" pageNumber="1">5</figureCitation>
). But 
<taxonomicName id="DFFC682CCB1BB5CA0CB32B432A90FA7A" authorityName="Zhang &amp; Sun" authorityYear="2020" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon daiae" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="daiae">
<emphasis id="D62F273282297175268DF51576FA5ABA" italics="true" pageId="0" pageNumber="1">Eosamon daiae</emphasis>
</taxonomicName>
sp. nov. can be distinguished by the fact that the superior margin of G1 terminal segment is curved and the inferior margin is comparatively straight (Fig. 
<figureCitation id="CAF40C8AA7DAE8AF4063B545E23EDEF5" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A left third maxilliped B left G 1 (ventral view) C left G 1 (dorsal view) D left G 2 E sterno-abdominal cavity with G 1 in situ F G 1 terminal segment (ventral view). Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure3" httpUri="https://binary.pensoft.net/fig/467892" pageId="0" pageNumber="1">3F</figureCitation>
, 
<figureCitation id="5F267D3D1677A43878E5741C9ACCB986" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. The ventral view of left G 1 A Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 B Eosamon tumidum, male, 23.2 x 18.7 mm, IZCAS CB 11382 C Eosamon lushuiense, male, 23.7 x 19.9 mm, NNU 162821 D Eosamon tengchongense, male, 37.9 x 30.1 mm, NNU 193261. Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure5" httpUri="https://binary.pensoft.net/fig/467894" pageId="0" pageNumber="1">5A</figureCitation>
) (versus superior margin comparatively straight and inferior margin slightly curved in both 
<taxonomicName id="FBF281413D0D100B3D687EF36BE3C57B" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="E. tumidum" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="tumidum">
<emphasis id="1EE19918177DB6CF0C1B954D188E2E47" italics="true" pageId="0" pageNumber="1">E. tumidum</emphasis>
</taxonomicName>
and 
<taxonomicName id="D9429F2F430D09B4D802B55B051207B7" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="E. lushuiense" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="lushuiense">
<emphasis id="52D06F11669C8296D3C6E2F2BA1656E4" italics="true" pageId="0" pageNumber="1">E. lushuiense</emphasis>
</taxonomicName>
, Fig. 
<figureCitation id="638C8CF4C6A5FC9390D83AED833A3276" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. The ventral view of left G 1 A Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 B Eosamon tumidum, male, 23.2 x 18.7 mm, IZCAS CB 11382 C Eosamon lushuiense, male, 23.7 x 19.9 mm, NNU 162821 D Eosamon tengchongense, male, 37.9 x 30.1 mm, NNU 193261. Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure5" httpUri="https://binary.pensoft.net/fig/467894" pageId="0" pageNumber="1">5B, C</figureCitation>
; outer and inner margins all comparatively curved in 
<taxonomicName id="7E5882B158A812EBA45F4C457117E64A" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="E. tengchongense" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="tengchongense">
<emphasis id="9FB607AC9B800B1C73836B75C4595C41" italics="true" pageId="0" pageNumber="1">E. tengchongense</emphasis>
</taxonomicName>
, Fig. 
<figureCitation id="A1D184066A717C25201D96BD67CD45DE" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. The ventral view of left G 1 A Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 B Eosamon tumidum, male, 23.2 x 18.7 mm, IZCAS CB 11382 C Eosamon lushuiense, male, 23.7 x 19.9 mm, NNU 162821 D Eosamon tengchongense, male, 37.9 x 30.1 mm, NNU 193261. Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure5" httpUri="https://binary.pensoft.net/fig/467894" pageId="0" pageNumber="1">5D</figureCitation>
); the distal part of G1 subterminal segment slightly sunken (Fig. 
<figureCitation id="4C0ADDB685DE67FD6F52FEC85F021A54" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. The ventral view of left G 1 A Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 B Eosamon tumidum, male, 23.2 x 18.7 mm, IZCAS CB 11382 C Eosamon lushuiense, male, 23.7 x 19.9 mm, NNU 162821 D Eosamon tengchongense, male, 37.9 x 30.1 mm, NNU 193261. Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure5" httpUri="https://binary.pensoft.net/fig/467894" pageId="0" pageNumber="1">5A</figureCitation>
) (versus barely sunken in 
<taxonomicName id="098460985B383BB065848888BE1E4F30" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="E. tumidum" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="tumidum">
<emphasis id="ADDEC0A1C0C44AF74FFAFADD442C94D5" italics="true" pageId="0" pageNumber="1">E. tumidum</emphasis>
</taxonomicName>
, Fig. 
<figureCitation id="333152F1848A7D602846158F14CE210B" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. The ventral view of left G 1 A Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 B Eosamon tumidum, male, 23.2 x 18.7 mm, IZCAS CB 11382 C Eosamon lushuiense, male, 23.7 x 19.9 mm, NNU 162821 D Eosamon tengchongense, male, 37.9 x 30.1 mm, NNU 193261. Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure5" httpUri="https://binary.pensoft.net/fig/467894" pageId="0" pageNumber="1">5B</figureCitation>
, prominently sunken in 
<taxonomicName id="B9E1BB6ED9DF0F23665C8E815FE4120C" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="E. tengchongense" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="tengchongense">
<emphasis id="9771D17AC5EA6F31A5656D70A18B4F44" italics="true" pageId="0" pageNumber="1">E. tengchongense</emphasis>
</taxonomicName>
, Fig. 
<figureCitation id="1423D78CD28686514111FE83CBE03F0B" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. The ventral view of left G 1 A Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 B Eosamon tumidum, male, 23.2 x 18.7 mm, IZCAS CB 11382 C Eosamon lushuiense, male, 23.7 x 19.9 mm, NNU 162821 D Eosamon tengchongense, male, 37.9 x 30.1 mm, NNU 193261. Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure5" httpUri="https://binary.pensoft.net/fig/467894" pageId="0" pageNumber="1">5D</figureCitation>
). Other characters as shown in Table 
<tableCitation id="93DE4FCB20A67895455F20DAB4363B65" captionStart="Table 2" captionStartId="T2" captionText="Table 2. Morphological differences for Eosamon daiae sp. nov., Eosamon tumidum, Eosamon lushuiense and Eosamon tengchongense." httpUri="http://table.plazi.org/id/F6F10D79D5630990EE2C39524A9FAC65" pageId="0" pageNumber="1" tableUuid="F6F10D79D5630990EE2C39524A9FAC65">2</tableCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="AF3895FE91B8338B024A7C65AEC462D0" pageId="0" pageNumber="1" type="distribution">
<paragraph id="4B8683CE5AB1C57F17753C2240BC4818" pageId="0" pageNumber="1">Distribution and habitat.</paragraph>
<paragraph id="B5A6B6FA80BA9B95C3A57E76CE632DCE" pageId="0" pageNumber="1">
<taxonomicName id="F09DBEDBF1FD6748350C68E1F84C6415" authorityName="Zhang &amp; Sun" authorityYear="2020" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon daiae" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="daiae">
<emphasis id="6AA1F0215BB38BC6F68B4DDD7C8640C5" italics="true" pageId="0" pageNumber="1">Eosamon daiae</emphasis>
</taxonomicName>
sp. nov. was found in Bangyang Village (
<geoCoordinate id="BC5273385BCA01F200CEC409E5C1FE6D" degrees="24" direction="north" minutes="18" orientation="latitude" precision="15" seconds="15" value="24.304167">24°18'15&quot;N</geoCoordinate>
, 
<geoCoordinate id="AF2B300D5674D9BB954071B1290DB7A8" degrees="97" direction="east" minutes="47" orientation="longitude" precision="15" seconds="56" value="97.79889">97°47'56&quot;E</geoCoordinate>
, 998 m a.s.l.), Longba Town, Longchuan County and Dengga Village (
<geoCoordinate id="4AA04706DB7EF6128954208191FBDF12" degrees="23" direction="north" minutes="55" orientation="latitude" precision="15" seconds="51" value="23.930832">23°55'51&quot;N</geoCoordinate>
, 
<geoCoordinate id="6CCCA9DDAC90C1AA1C3620AA193A7EC0" degrees="97" direction="east" minutes="47" orientation="longitude" precision="15" seconds="56" value="97.79889">97°47'56&quot;E</geoCoordinate>
, 887 m a.s.l.), Nongdao Town, Ruili City, Dehong Prefecture in the frontier of Yunnan, China (Fig. 
<figureCitation id="54FCCFAEB4BE99B72DAAE1C87CFF3256" captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Locality of sampling sites for Eosamon daiae sp. nov. and Indochinamon malipoense sp. nov. in southwestern and southeastern Yunnan Province, China." figureDoi="10.3897/zookeys.980.52186.figure1" httpUri="https://binary.pensoft.net/fig/467890" pageId="0" pageNumber="1">1</figureCitation>
). They reside in moist mud burrows on the ridge of field and under low bushes (Fig. 
<figureCitation id="8697EFDF5A48517E461D6946269B548D" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Habitat of Eosamon daiae sp. nov., the moist mud burrows at the type locality, Tianbao Town, Yunnan Province, China." figureDoi="10.3897/zookeys.980.52186.figure6" httpUri="https://binary.pensoft.net/fig/467895" pageId="0" pageNumber="1">6</figureCitation>
).
</paragraph>
<paragraph id="19E01023B01A64BB1BCA07F74687696B" pageId="0" pageNumber="1">
The new species was found not distant from localities with 
<taxonomicName id="D38F73C46FBC9BCC457B5675E2ACBC96" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="E. tengchongense" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="tengchongense">
<emphasis id="289B57C328B03ED29885B27583562728" italics="true" pageId="0" pageNumber="1">E. tengchongense</emphasis>
</taxonomicName>
. 
<taxonomicName id="2EAC037CF05FC7634477242722E8A264" authorityName="Yeo &amp; P.K.L.Ng" authorityYear="2007" class="Malacostraca" family="Potamidae" genus="Indochinamon" kingdom="Animalia" lsidName="Indochinamon" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="genus">
<emphasis id="DE9361C8EEDBAFE374FC4EEE552C01D4" italics="true" pageId="0" pageNumber="1">Indochinamon</emphasis>
</taxonomicName>
dominates the areas surrounding the new species, with 
<taxonomicName id="5A4EEBC04D5FFA60B2EDF0B4A83EB812" class="Malacostraca" family="Potamidae" genus="Indochinamon" kingdom="Animalia" lsidName="I. edwardsi" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="edwardsi">
<emphasis id="1B48E509E053A889C5CE4E2987A0BC7B" italics="true" pageId="0" pageNumber="1">I. edwardsi</emphasis>
</taxonomicName>
, 
<taxonomicName id="2D384E50BB9A8CFA1E553CCB90E20ED3" class="Malacostraca" family="Potamidae" genus="Indochinamon" kingdom="Animalia" lsidName="I. andersonianum" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="andersonianum">
<emphasis id="FD2C99C0AF68AAB61FDCD11CFF56FF1A" italics="true" pageId="0" pageNumber="1">I. andersonianum</emphasis>
</taxonomicName>
, 
<taxonomicName id="3E8DA41387F0A38F811375E5AADAAAD8" class="Malacostraca" family="Potamidae" genus="Indochinamon" kingdom="Animalia" lsidName="I. boshanense" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="boshanense">
<emphasis id="C1A7EC35D1EC33CF6E1B2C3ED1AD19D0" italics="true" pageId="0" pageNumber="1">I. boshanense</emphasis>
</taxonomicName>
and 
<taxonomicName id="60A3D622F7267C8602D68F00944F0923" class="Malacostraca" family="Potamidae" genus="Indochinamon" kingdom="Animalia" lsidName="I. gengmaense" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="gengmaense">
<emphasis id="D2434A26BDA4105A1D638B4CB0D9EA24" italics="true" pageId="0" pageNumber="1">I. gengmaense</emphasis>
</taxonomicName>
having been recorded.
</paragraph>
<caption id="5334119218BF9F19C60337096DCC9866" doi="10.3897/zookeys.980.52186.figure5" httpUri="https://binary.pensoft.net/fig/467894" pageId="0" pageNumber="1" start="Figure 5" startId="F5">
<paragraph id="B0276F171A0623853D4D84B345F466DE" pageId="0" pageNumber="1">
<emphasis id="B5C95E9600E8ACE5163658D17E3D7CD7" bold="true" pageId="0" pageNumber="1">Figure 5.</emphasis>
The ventral view of left G1 
<emphasis id="62B782E783DF6E5E055F954D234E1BD8" bold="true" pageId="0" pageNumber="1">A</emphasis>
<taxonomicName id="B2AC25F8D051B2AB41A15D80DF357379" authorityName="Zhang &amp; Sun" authorityYear="2020" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon daiae" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="daiae">
<emphasis id="AC1ABC94A04C2E3D6EE673F1B8C08632" italics="true" pageId="0" pageNumber="1">Eosamon daiae</emphasis>
</taxonomicName>
sp. nov. holotype, male, 26.6 
<normalizedToken id="32137573812D522E42BA31D3EEF5A42E" originalValue="×">x</normalizedToken>
22.2 mm, NNU 190503 
<emphasis id="6B93DB6F1093873A7050ACF89C5C24F9" bold="true" pageId="0" pageNumber="1">B</emphasis>
<taxonomicName id="A28BCC573680521D6E2EBBBAFBE87DE9" baseAuthorityName="Wood-Mason" baseAuthorityYear="1871" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon tumidum" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="tumidum">
<emphasis id="546A4CEA93E36719D842B01921C43CC9" italics="true" pageId="0" pageNumber="1">Eosamon tumidum</emphasis>
</taxonomicName>
, male, 23.2 
<normalizedToken id="1D7006BABC4A3F7C5B8AC569ED285692" originalValue="×">x</normalizedToken>
18.7 mm, IZCAS CB11382 
<emphasis id="9014DA825F45EE0B2BEF915D8F019ACC" bold="true" pageId="0" pageNumber="1">C</emphasis>
<taxonomicName id="F2732BE4ED1333DAC7C168C961321D72" baseAuthorityName="Dai &amp; G. - X. Chen" baseAuthorityYear="1985" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon lushuiense" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="lushuiense">
<emphasis id="A001A09320F0DA8F5B13E38E814F397A" italics="true" pageId="0" pageNumber="1">Eosamon lushuiense</emphasis>
</taxonomicName>
, male, 23.7 
<normalizedToken id="146DD440DF9D28DE2BAFC46F6638632C" originalValue="×">x</normalizedToken>
19.9 mm, NNU 162821 
<emphasis id="337EB094C93AFD93572C0EC60D72C35A" bold="true" pageId="0" pageNumber="1">D</emphasis>
<taxonomicName id="01CB1C2E2CDB078D164FDBF46D0E34F7" baseAuthorityName="Dai &amp; G. - X. Chen" baseAuthorityYear="1985" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon tengchongense" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="tengchongense">
<emphasis id="3E1094A18735851453A581406CC6AFE7" italics="true" pageId="0" pageNumber="1">Eosamon tengchongense</emphasis>
</taxonomicName>
, male, 37.9 
<normalizedToken id="064D37D19A14C210944BFAEA081CDD80" originalValue="×">x</normalizedToken>
30.1 mm, NNU 193261. Scale bars: 1.0 mm.
</paragraph>
</caption>
<caption id="EBF6AE816A65935A7A9F6AEEABEC4A69" doi="10.3897/zookeys.980.52186.figure6" httpUri="https://binary.pensoft.net/fig/467895" pageId="0" pageNumber="1" start="Figure 6" startId="F6">
<paragraph id="8D9A5E8E0ABF9EE564EBEFBCDE1D67CD" pageId="0" pageNumber="1">
<emphasis id="DBF7B88B5FA2CD482FAD764F8147BF7C" bold="true" pageId="0" pageNumber="1">Figure 6.</emphasis>
Habitat of 
<taxonomicName id="A674C78130582518B03A63DD24F5B527" authorityName="Zhang &amp; Sun" authorityYear="2020" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon daiae" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="daiae">
<emphasis id="A9A4F4E577430FE8338B8CCF09BB1605" italics="true" pageId="0" pageNumber="1">Eosamon daiae</emphasis>
</taxonomicName>
sp. nov., the moist mud burrows at the type locality, Tianbao Town, Yunnan Province, China.
</paragraph>
</caption>
<caption id="F6F10D79D5630990EE2C39524A9FAC65" ID-Table-UUID="F6F10D79D5630990EE2C39524A9FAC65" httpUri="http://table.plazi.org/id/F6F10D79D5630990EE2C39524A9FAC65" pageId="0" pageNumber="1" start="Table 2" startId="T2">
<paragraph id="D5F47342BBD88452E36C87D6064801F9" pageId="0" pageNumber="1">
<emphasis id="BDDE408178E3DC1C40A5E879876087EF" bold="true" pageId="0" pageNumber="1">Table 2.</emphasis>
Morphological differences for 
<taxonomicName id="71AF9002C22579A35508897257D6FCF1" authorityName="Zhang &amp; Sun" authorityYear="2020" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon daiae" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="daiae">
<emphasis id="D53D639C1049D6CFBA8EE48CBDB455DE" italics="true" pageId="0" pageNumber="1">Eosamon daiae</emphasis>
</taxonomicName>
sp. nov., 
<taxonomicName id="99338224592D7E4992BDFD38422036CD" baseAuthorityName="Wood-Mason" baseAuthorityYear="1871" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon tumidum" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="tumidum">
<emphasis id="B9DA47EBE90736B702234182DF8675AD" italics="true" pageId="0" pageNumber="1">Eosamon tumidum</emphasis>
</taxonomicName>
, 
<taxonomicName id="85426DFF520F7D7632059D4FC64C6394" baseAuthorityName="Dai &amp; G. - X. Chen" baseAuthorityYear="1985" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon lushuiense" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="lushuiense">
<emphasis id="536DD29BA1DBB7FAF8A6D5682B6A0FB8" italics="true" pageId="0" pageNumber="1">Eosamon lushuiense</emphasis>
</taxonomicName>
and 
<taxonomicName id="5B882C096CA1D8B462A0A3587F269C2E" baseAuthorityName="Dai &amp; G. - X. Chen" baseAuthorityYear="1985" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="Eosamon tengchongense" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="tengchongense">
<emphasis id="72153626758AA22BA0B8103A7086E2C0" italics="true" pageId="0" pageNumber="1">Eosamon tengchongense</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
<paragraph id="24D0692183CDFF87E8A5877F861BDE8F" pageId="0" pageNumber="1">
<table id="0C2B9891990EB279DAC41248225B800E" pageId="0" pageNumber="1">
<tr id="498CAB06CD9B2E0AC2E62E34FC0BA99C" pageId="0" pageNumber="1">
<th id="C4BF70B556AA404EE05426E68C7C6A6A" colspan="1" pageId="0" pageNumber="1" rowspan="1">Character</th>
<th id="BC52EC8B0E6AE9B62041995026AD17EA" colspan="1" pageId="0" pageNumber="1" rowspan="1">
<taxonomicName id="3327CB61BA3A26BF52633D5F32BD46FB" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="E. daiae" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="daiae">
<emphasis id="23199508649BA56942B5D6F0BE5CC787" italics="true" pageId="0" pageNumber="1">E. daiae</emphasis>
</taxonomicName>
sp. nov.
</th>
<th id="8A66FE92163888B7988A098A0932670D" colspan="1" pageId="0" pageNumber="1" rowspan="1">
<taxonomicName id="6243794C18E9F6063517AE748325327E" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="E. tumidum" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="tumidum">
<emphasis id="41EC3F12B182992518A139AD47F19C1A" italics="true" pageId="0" pageNumber="1">E. tumidum</emphasis>
</taxonomicName>
(cf. 
<bibRefCitation id="BDEE68FB4B8ABC9723DED08EB637262D" author="Dai, AY" journalOrPublisher="Integrative Zoology" pageId="0" pageNumber="1" refId="B6" refString="Dai, AY, 1999. Fauna Sinica. Arthropoda: Crustacea: Malacostraca: Decapoda: Parathelphusidae, Potamidae. Science Press, Beijing. [in Chinese with English summary]" title="Fauna Sinica. Arthropoda: Crustacea: Malacostraca: Decapoda: Parathelphusidae, Potamidae. Science Press, Beijing. [in Chinese with English summary]" year="1999">Dai 1999</bibRefCitation>
: pl. 174 fig. 91)
</th>
<th id="E0782A2AC605F5579533707CB03BDAB3" colspan="1" pageId="0" pageNumber="1" rowspan="1">
<taxonomicName id="E10776573EA6D5145DC45D4DDDCFE873" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="E. lushuiense" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="lushuiense">
<emphasis id="81B33FD9996B7FFC518D06DC1D464DE4" italics="true" pageId="0" pageNumber="1">E. lushuiense</emphasis>
</taxonomicName>
(cf. 
<bibRefCitation id="3052C20C92DDB93F9786B7A331A87C2D" author="Dai, AY" journalOrPublisher="Integrative Zoology" pageId="0" pageNumber="1" refId="B6" refString="Dai, AY, 1999. Fauna Sinica. Arthropoda: Crustacea: Malacostraca: Decapoda: Parathelphusidae, Potamidae. Science Press, Beijing. [in Chinese with English summary]" title="Fauna Sinica. Arthropoda: Crustacea: Malacostraca: Decapoda: Parathelphusidae, Potamidae. Science Press, Beijing. [in Chinese with English summary]" year="1999">Dai 1999</bibRefCitation>
: pl. 175 fig. 92)
</th>
<th id="DEAEF1A8188F451DC7C8FD3388D8E687" colspan="1" pageId="0" pageNumber="1" rowspan="1">
<taxonomicName id="39348B9406516874F309980043CF1F3D" class="Malacostraca" family="Potamidae" genus="Eosamon" kingdom="Animalia" lsidName="E. tengchongense" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="tengchongense">
<emphasis id="8C5A570236496E531247C71EF05559F6" italics="true" pageId="0" pageNumber="1">E. tengchongense</emphasis>
</taxonomicName>
(cf. 
<bibRefCitation id="296829AF8997AEE011E56828B48CF0A7" author="Dai, AY" journalOrPublisher="Integrative Zoology" pageId="0" pageNumber="1" refId="B6" refString="Dai, AY, 1999. Fauna Sinica. Arthropoda: Crustacea: Malacostraca: Decapoda: Parathelphusidae, Potamidae. Science Press, Beijing. [in Chinese with English summary]" title="Fauna Sinica. Arthropoda: Crustacea: Malacostraca: Decapoda: Parathelphusidae, Potamidae. Science Press, Beijing. [in Chinese with English summary]" year="1999">Dai 1999</bibRefCitation>
: pl. 177 fig. 93)
</th>
</tr>
<tr id="CB0F343CD68CA1464613626E78EACF7E" pageId="0" pageNumber="1">
<td id="5F95893764BC7BF9E955495EA4A8958E" colspan="1" pageId="0" pageNumber="1" rowspan="1">Carapace</td>
<td id="71EA8E4FEE8E1323B3D2F58E3C76311A" colspan="1" pageId="0" pageNumber="1" rowspan="1">
Strongly convex (Fig. 
<figureCitation id="DA0F0D354E05681E1DBA38416B0D87A6" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 A dorsal view B frontal view of cephalothorax C ventral view showing anterior thoracic sternum and pleon. Scale bars: 1.0 cm." figureDoi="10.3897/zookeys.980.52186.figure2" httpUri="https://binary.pensoft.net/fig/467891" pageId="0" pageNumber="1">2A, B</figureCitation>
)
</td>
<td id="F49002D60D8E80251FCD6A7EEB2B23BB" colspan="1" pageId="0" pageNumber="1" rowspan="1">Slightly convex</td>
<td id="5BFBDD5214CB489868C560EACC32DA6D" colspan="1" pageId="0" pageNumber="1" rowspan="1">Slightly convex</td>
<td id="3AE1BD5113F42062BCBAA34283A5A77E" colspan="1" pageId="0" pageNumber="1" rowspan="1">Slightly convex</td>
</tr>
<tr id="D41C65CD49AE3E63EEF400A28B0262E8" pageId="0" pageNumber="1">
<td id="0E74238F207394D9C9D4DBF77EA49F23" colspan="1" pageId="0" pageNumber="1" rowspan="1">Margins of G1 terminal segment</td>
<td id="A7E71BD9E9D9023143BAD634CFBFF380" colspan="1" pageId="0" pageNumber="1" rowspan="1">
superior margin Curved, inferior margin comparatively straight (Fig. 
<figureCitation id="341D2005AF5F97BF931CCE3DA0973254" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. The ventral view of left G 1 A Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 B Eosamon tumidum, male, 23.2 x 18.7 mm, IZCAS CB 11382 C Eosamon lushuiense, male, 23.7 x 19.9 mm, NNU 162821 D Eosamon tengchongense, male, 37.9 x 30.1 mm, NNU 193261. Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure5" httpUri="https://binary.pensoft.net/fig/467894" pageId="0" pageNumber="1">5A</figureCitation>
)
</td>
<td id="30D05A21A99A7F390F23889F4F7D8EEB" colspan="1" pageId="0" pageNumber="1" rowspan="1">
superior margin comparatively straight, inferior margin slightly curved (Fig. 
<figureCitation id="4A3AE4BD6FCE900A4D97B3788A438366" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. The ventral view of left G 1 A Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 B Eosamon tumidum, male, 23.2 x 18.7 mm, IZCAS CB 11382 C Eosamon lushuiense, male, 23.7 x 19.9 mm, NNU 162821 D Eosamon tengchongense, male, 37.9 x 30.1 mm, NNU 193261. Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure5" httpUri="https://binary.pensoft.net/fig/467894" pageId="0" pageNumber="1">5B</figureCitation>
)
</td>
<td id="60C8A6755B59F5C199E4653381295B0D" colspan="1" pageId="0" pageNumber="1" rowspan="1">
superior margin comparatively straight, inferior margin slightly curved (Fig. 
<figureCitation id="00A797F7EB906142B47AA6FCF575A1A6" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. The ventral view of left G 1 A Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 B Eosamon tumidum, male, 23.2 x 18.7 mm, IZCAS CB 11382 C Eosamon lushuiense, male, 23.7 x 19.9 mm, NNU 162821 D Eosamon tengchongense, male, 37.9 x 30.1 mm, NNU 193261. Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure5" httpUri="https://binary.pensoft.net/fig/467894" pageId="0" pageNumber="1">5C</figureCitation>
)
</td>
<td id="C2EDF18D2FD21E74C4E316096D305CE9" colspan="1" pageId="0" pageNumber="1" rowspan="1">
superior margin and inferior margin, comparatively curved (Fig. 
<figureCitation id="7F6B9B615F0110958C47291ECACDE123" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. The ventral view of left G 1 A Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 B Eosamon tumidum, male, 23.2 x 18.7 mm, IZCAS CB 11382 C Eosamon lushuiense, male, 23.7 x 19.9 mm, NNU 162821 D Eosamon tengchongense, male, 37.9 x 30.1 mm, NNU 193261. Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure5" httpUri="https://binary.pensoft.net/fig/467894" pageId="0" pageNumber="1">5D</figureCitation>
)
</td>
</tr>
<tr id="4D73A204CCB10776313431EAE4A9468E" pageId="0" pageNumber="1">
<td id="111A5EFF5DA4183170E9C4267D9D0105" colspan="1" pageId="0" pageNumber="1" rowspan="1">Distal part of G1 subterminal segment</td>
<td id="B9BE7B63767BA43F9D84C6902D27E00C" colspan="1" pageId="0" pageNumber="1" rowspan="1">
slightly sunken (Fig. 
<figureCitation id="65E6F0AA209D81DF93B914275AD8C95C" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. The ventral view of left G 1 A Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 B Eosamon tumidum, male, 23.2 x 18.7 mm, IZCAS CB 11382 C Eosamon lushuiense, male, 23.7 x 19.9 mm, NNU 162821 D Eosamon tengchongense, male, 37.9 x 30.1 mm, NNU 193261. Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure5" httpUri="https://binary.pensoft.net/fig/467894" pageId="0" pageNumber="1">5A</figureCitation>
)
</td>
<td id="57AFB25CCACD493EBE043E506E0DD467" colspan="1" pageId="0" pageNumber="1" rowspan="1">
barely sunken (Fig. 
<figureCitation id="046AB9429BF321E24E7CB2B8B81C097F" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. The ventral view of left G 1 A Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 B Eosamon tumidum, male, 23.2 x 18.7 mm, IZCAS CB 11382 C Eosamon lushuiense, male, 23.7 x 19.9 mm, NNU 162821 D Eosamon tengchongense, male, 37.9 x 30.1 mm, NNU 193261. Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure5" httpUri="https://binary.pensoft.net/fig/467894" pageId="0" pageNumber="1">5B</figureCitation>
)
</td>
<td id="9124BF2AC7F28C3313B642266C83EB9A" colspan="1" pageId="0" pageNumber="1" rowspan="1">
slightly sunken (Fig. 
<figureCitation id="BD261876B7B58B21B055C7932FC61FE6" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. The ventral view of left G 1 A Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 B Eosamon tumidum, male, 23.2 x 18.7 mm, IZCAS CB 11382 C Eosamon lushuiense, male, 23.7 x 19.9 mm, NNU 162821 D Eosamon tengchongense, male, 37.9 x 30.1 mm, NNU 193261. Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure5" httpUri="https://binary.pensoft.net/fig/467894" pageId="0" pageNumber="1">5C</figureCitation>
)
</td>
<td id="92B7BF091EC2425D8842792962F6FA91" colspan="1" pageId="0" pageNumber="1" rowspan="1">
obviously sunken (Fig. 
<figureCitation id="35AED03949E6958B69AB3F1B5725748E" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. The ventral view of left G 1 A Eosamon daiae sp. nov. holotype, male, 26.6 x 22.2 mm, NNU 190503 B Eosamon tumidum, male, 23.2 x 18.7 mm, IZCAS CB 11382 C Eosamon lushuiense, male, 23.7 x 19.9 mm, NNU 162821 D Eosamon tengchongense, male, 37.9 x 30.1 mm, NNU 193261. Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.980.52186.figure5" httpUri="https://binary.pensoft.net/fig/467894" pageId="0" pageNumber="1">5D</figureCitation>
)
</td>
</tr>
<tr id="CE9C75E30BE69563D331465F0133122F" pageId="0" pageNumber="1">
<td id="E09070D5AE408FC2BBFFE7C39BBA8EDD" colspan="1" pageId="0" pageNumber="1" rowspan="1">Ratio of G1 subterminal segment to terminal segment</td>
<td id="4ECC4111355F67FFED9EE5F3E210B652" colspan="1" pageId="0" pageNumber="1" rowspan="1">3-3.3</td>
<td id="F6EB36AB18D3751352BFF753348EB00C" colspan="1" pageId="0" pageNumber="1" rowspan="1">3.2</td>
<td id="0B4C8C4B4970837519618AD503AD25E6" colspan="1" pageId="0" pageNumber="1" rowspan="1">2.9</td>
<td id="48BC0A8A006BC0A32A00B920549B1B16" colspan="1" pageId="0" pageNumber="1" rowspan="1">3.1</td>
</tr>
</table>
</paragraph>
</subSubSection>
</treatment>
</document>