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<document id="DE0E07D8E94492EE53FE4F1ACD49C3E3" ID-CLB-Dataset="299804" ID-DOI="10.11646/zootaxa.5476.1.8" ID-GBIF-Dataset="d3d554e6-e821-4e33-b461-b69a80c70779" ID-ISSN="1175-5326" ID-Zenodo-Dep="12682014" ID-ZooBank="E32A2F95-E4E8-4F3C-BDBF-831E9F8C98BE" IM.bibliography_approvedBy="karina" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="karina" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="karina" checkinTime="1720376309429" checkinUser="plazi" docAuthor="Cumberlidge, Neil &amp; Jonas, Gabrielle I." docDate="2024" docId="CE0E4F1AFFDF490D6BF5874778C2F923" docLanguage="en" docName="zootaxa.5476.1.8.pdf" docOrigin="Zootaxa 5476 (1)" docSource="http://dx.doi.org/10.11646/zootaxa.5476.1.8" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Arcopotamonautes parekeeae Cumberlidge &amp; Jonas, 2024, n. sp." docType="treatment" docVersion="6" lastPageNumber="57" masterDocId="32373762FFDE490B6B6283787B6CFFBA" masterDocTitle="Two new freshwater crab species from the Eastern Arc Mountains, Tanzania, East Africa (Brachyura: Potamoidea: Potamonautidae)" masterLastPageNumber="65" masterPageNumber="51" pageNumber="52" updateTime="1720815898604" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="19AC939FEA25F7D501F21AB713954494">Two new freshwater crab species from the Eastern Arc Mountains, Tanzania, East Africa (Brachyura: Potamoidea: Potamonautidae)</mods:title>
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<mods:name id="1E454EA883B6F2FB8DB61390C2941464" type="personal">
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<mods:namePart id="BCAE7EAC57AB5F63D9492DA5C65E9224">Cumberlidge, Neil</mods:namePart>
<mods:affiliation id="8D05A3A4415CD2362D4D982EB541818F">Department of Biology, Northern Michigan University, Marquette, MI 49855 - 5376, USA.</mods:affiliation>
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<mods:namePart id="EBE55F980D8DC687861602E3F1A7A521">Jonas, Gabrielle I.</mods:namePart>
<mods:nameIdentifier id="A41174E0B4BDF864D1787D1B027924A1" type="ORCID">0000-0001-9291-6312</mods:nameIdentifier>
<mods:affiliation id="9688FA0A6D9BBDE10FF851E721FFE983">Department of Biology, Northern Michigan University, Marquette, MI 49855 - 5376, USA.</mods:affiliation>
<mods:nameIdentifier id="46F88827FCAE461DC696CF8789DBB995" type="email">gjonas@nmu.edu</mods:nameIdentifier>
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<mods:title id="F1CF1D5C221F822497063FD55F8B8C6B">Zootaxa</mods:title>
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<mods:date id="54847545AF93712CC3C7B3A8AC8484AF">2024</mods:date>
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<treatment id="CE0E4F1AFFDF490D6BF5874778C2F923" ID-DOI="http://doi.org/10.5281/zenodo.12681536" ID-GBIF-Taxon="235091607" ID-Zenodo-Dep="12681536" LSID="urn:lsid:plazi:treatment:CE0E4F1AFFDF490D6BF5874778C2F923" httpUri="http://treatment.plazi.org/id/CE0E4F1AFFDF490D6BF5874778C2F923" lastPageId="6" lastPageNumber="57" pageId="1" pageNumber="52">
<subSubSection id="0EBDAD87FFDF490A6BF58747792BFBE3" box="[151,583,1086,1113]" pageId="1" pageNumber="52" type="nomenclature">
<paragraph id="4618FE0CFFDF490A6BF58747792BFBE3" blockId="1.[151,583,1086,1149]" box="[151,583,1086,1113]" pageId="1" pageNumber="52">
<heading id="1D504960FFDF490A6BF58747792BFBE3" bold="true" box="[151,583,1086,1113]" fontSize="11" level="1" pageId="1" pageNumber="52" reason="1">
<emphasis id="74D3221EFFDF490A6BF58747792BFBE3" bold="true" box="[151,583,1086,1113]" pageId="1" pageNumber="52">
<taxonomicName id="81A7858FFFDF490A6BF587477A91FBE3" authorityName="Cumberlidge &amp; Jonas" authorityYear="2024" box="[151,509,1086,1113]" class="Malacostraca" family="Potamonautidae" genus="Arcopotamonautes" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="1" pageNumber="52" phylum="Arthropoda" rank="species" species="parekeeae" status="sp. nov.">
<emphasis id="74D3221EFFDF490A6BF587477A91FBE3" bold="true" box="[151,509,1086,1113]" italics="true" pageId="1" pageNumber="52">Arcopotamonautes parekeeae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="6FE09F65FFDF490A69668747792BFBE3" box="[516,583,1087,1113]" pageId="1" pageNumber="52" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
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</paragraph>
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<subSubSection id="0EBDAD87FFDF490A6BF5871B7A57FBC7" box="[151,315,1122,1149]" pageId="1" pageNumber="52" type="description">
<paragraph id="4618FE0CFFDF490A6BF5871B7A57FBC7" blockId="1.[151,583,1086,1149]" box="[151,315,1122,1149]" pageId="1" pageNumber="52">
(
<figureCitation id="DE9CE289FFDF490A6BFD871B7A67FBC7" box="[159,267,1122,1149]" captionStart-0="FIGURE 1" captionStart-1="FIGURE 2" captionStart-2="FIGURE 3" captionStart-3="FIGURE 4" captionStart-4="FIGURE 5" captionStartId-0="2.[151,250,1896,1920]" captionStartId-1="3.[151,250,1844,1868]" captionStartId-2="4.[151,250,1851,1875]" captionStartId-3="5.[151,250,869,893]" captionStartId-4="5.[151,250,1781,1805]" captionTargetBox-0="[218,1370,234,1870]" captionTargetBox-1="[229,1358,181,1820]" captionTargetBox-2="[218,1370,181,1827]" captionTargetBox-3="[218,1370,181,845]" captionTargetBox-4="[218,1370,990,1758]" captionTargetId-0="figure-47@2.[218,1370,234,1870]" captionTargetId-1="figure-17@3.[229,1358,181,1820]" captionTargetId-2="figure-23@4.[218,1370,181,1827]" captionTargetId-3="figure-17@5.[218,1370,181,845]" captionTargetId-4="figure-85@5.[218,1370,990,1758]" captionTargetPageId-0="2" captionTargetPageId-1="3" captionTargetPageId-2="4" captionTargetPageId-3="5" captionTargetPageId-4="5" captionText-0="FIGURE 1. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, dorsal habitus; B, carapace, dorsal view. Scale bar: A = 10.5 mm; B = 5.4 mm." captionText-1="FIGURE 2. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, carapace, frontal view; B, cephalothorax showing pleon and posterior thoracic sternum, posteroventral view; C, cephalothorax showing anterior thoracic sternum, ventral view; D, left third maxilliped, external view; E, left mandible, turned to show mandibular palp with short hardened ridge along superior margin of terminal article, ridge originating at article junction. Scale bar: A = 5.3 mm; B, C = 8.0 mm; D = 1.9 mm; E = 1.3 mm." captionText-2="FIGURE 3. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, right chela, external view; B, left chela, external view; C, left cheliped merus, dorsal view; D, left cheliped merus, basis-ischium, ventral view; E, left cheliped carpus, dorsal view. Scale bar: A, B = 8.0 mm; C = 4.0 mm; D, E = 3.3 mm." captionText-3="FIGURE 4. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a):A, left G1, dorsal view; B, left G1, dorsal view, detail of terminal article (G1TA); C, left G1, turned to show detail of dorsal membrane and terminal article (G1TA). Scale bar: A = 2.0 mm; B = 0.85 mm; C = 0.8 mm." captionText-4="FIGURE 5. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a):A, left G2, ventral view; B, left G1, ventral view; C, left G1, ventral view, showing detail of terminal article (G1TA). Scale bar: A = 2.2 mm; B = 1.5; C = 0.6 mm." figureDoi-0="http://doi.org/10.5281/zenodo.12682016" figureDoi-1="http://doi.org/10.5281/zenodo.12682018" figureDoi-2="http://doi.org/10.5281/zenodo.12682022" figureDoi-3="http://doi.org/10.5281/zenodo.12682024" figureDoi-4="http://doi.org/10.5281/zenodo.12682026" httpUri-0="https://zenodo.org/record/12682016/files/figure.png" httpUri-1="https://zenodo.org/record/12682018/files/figure.png" httpUri-2="https://zenodo.org/record/12682022/files/figure.png" httpUri-3="https://zenodo.org/record/12682024/files/figure.png" httpUri-4="https://zenodo.org/record/12682026/files/figure.png" pageId="1" pageNumber="52">Figs. 15</figureCitation>
,
<figureCitation id="DE9CE289FFDF490A6A75871B7A5EFBC7" box="[279,306,1123,1149]" captionStart="FIGURE 11" captionStartId="12.[151,250,1284,1308]" captionTargetBox="[164,1423,319,1250]" captionTargetId="figure-89@12.[164,1423,309,1260]" captionTargetPageId="12" captionText="FIGURE 11. Map showing the geographic distribution of Arcopotamonautes parekeeae n. sp. (black circles) and A. ngae n. sp. (black triangle). Scale bar = 100 km. See text for exact localities." figureDoi="http://doi.org/10.5281/zenodo.12682038" httpUri="https://zenodo.org/record/12682038/files/figure.png" pageId="1" pageNumber="52">11</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="0EBDAD87FFDF490A6BF587D37E01F9EB" pageId="1" pageNumber="52" type="materials_examined">
<paragraph id="4618FE0CFFDF490A6BF587D378B5FAEF" blockId="1.[151,1437,1194,2013]" pageId="1" pageNumber="52">
<emphasis id="74D3221EFFDF490A6BF587D37A24FB7E" bold="true" box="[151,328,1194,1221]" pageId="1" pageNumber="52">Type material.</emphasis>
<materialsCitation id="F6CFF451FFDF490A6A3187D37E7AFAB7" ID-GBIF-Occurrence="4905323304" collectingDate="1968-05-15" collectingDateMax="1968-05-15" collectingDateMin="1968-05-12" collectionCode="R" collectorName="J. N. Raybould" country="Tanzania" county="Gonja" elevation="579" latitude="-4.367653" location="South Pare Mountains" longitude="38.047267" municipality="Yongoma River" pageId="1" pageNumber="52" specimenCode="NMU 1968.02a" specimenCount="1" specimenCount-male="1" typeStatus="holotype">
<emphasis id="74D3221EFFDF490A6A3187D37AD6FB7F" box="[339,442,1195,1221]" italics="true" pageId="1" pageNumber="52">
<typeStatus id="991C40AEFFDF490A6A3187D37AD6FB7F" box="[339,442,1195,1221]" pageId="1" pageNumber="52" type="holotype">Holotype</typeStatus>
</emphasis>
:
<specimenCode id="16015677FFDF490A6AAE87D379EEFB7F" box="[460,642,1195,1221]" pageId="1" pageNumber="52">NMU 1968.02a</specimenCode>
, adult
<specimenCount id="50A13585FFDF490A69B187D37865FB7F" box="[723,777,1195,1221]" pageId="1" pageNumber="52" type="male">male</specimenCount>
(CW 39.0, CL 25.2, CH 12.0, FW 11.0 mm; P1R chela propodus length 37.0 mm),
<collectingCountry id="3EB0BE9CFFDF490A6AB387B77955FB53" box="[465,569,1231,1257]" name="Tanzania" pageId="1" pageNumber="52">Tanzania</collectingCountry>
,
<location id="4378A8D7FFDF490A692687B7782EFB53" LSID="urn:lsid:plazi:treatment:CE0E4F1AFFDF490D6BF5874778C2F923:4378A8D7FFDF490A692687B7782EFB53" box="[580,834,1231,1257]" country="Tanzania" county="Gonja" latitude="-4.367653" longitude="38.047267" municipality="Yongoma River" name="South Pare Mountains" pageId="1" pageNumber="52">South Pare Mountains</location>
,
<collectingMunicipality id="A67C6476FFDF490A682F87B77F6CFB53" box="[845,1024,1231,1257]" pageId="1" pageNumber="52">Yongoma River</collectingMunicipality>
, 13 km south of Gonja, 579 m ASL,
<locationDeviation id="57AAE72EFFDF490A6BF5878B7971FAB7" box="[151,541,1267,1293]" pageId="1" pageNumber="52">1.6 km north of bridge at Ndungu</locationDeviation>
(
<geoCoordinate id="239398CBFFDF490A694C878A79D8FAB7" box="[558,692,1266,1293]" degrees="-4.367653" direction="south" orientation="latitude" pageId="1" pageNumber="52" value="-4.367653">-4.367653°,</geoCoordinate>
<geoCoordinate id="239398CBFFDF490A69DF878B7853FAB7" box="[701,831,1267,1293]" degrees="-4.367653" direction="south" orientation="latitude" pageId="1" pageNumber="52" value="-4.367653">38.047267°</geoCoordinate>
), coll.
<collectorName id="EB529BDAFFDF490A68F1878B7F2EFAB7" box="[915,1090,1267,1293]" pageId="1" pageNumber="52">J. N. Raybould</collectorName>
,
<date id="3219D8CCFFDF490A6F2D878A7E7AFAB7" box="[1103,1302,1266,1293]" pageId="1" pageNumber="52" value="1968-05-12" valueMax="1968-05-15" valueMin="1968-05-12">1215 May 1968</date>
</materialsCitation>
.
<materialsCitation id="F6CFF451FFDF490A6E41878B78B9FAEF" ID-GBIF-Occurrence="4905323303" collectingDate="1968-05-12" collectingDateMax="1968-05-15" collectingDateMin="1968-05-12" collectionCode="NMU" collectorName="J. N. Raybould" country="Switzerland" county="Gonja" elevation="579" latitude="-4.367653" location="CH" longitude="38.047267" municipality="Yongoma River" pageId="1" pageNumber="52" specimenCode="NMU 1968.02b, male" specimenCount="2" typeStatus="paratype">
<emphasis id="74D3221EFFDF490A6E41878B7EF9FAB6" box="[1315,1429,1267,1292]" italics="true" pageId="1" pageNumber="52">
<typeStatus id="991C40AEFFDF490A6E41878B7EF9FAB6" box="[1315,1429,1267,1292]" pageId="1" pageNumber="52" type="paratype">Paratypes</typeStatus>
</emphasis>
:
<specimenCode id="16015677FFDF490A6BF5866F7A20FA8B" box="[151,332,1303,1329]" pageId="1" pageNumber="52">NMU 1968.02b</specimenCode>
, adult
<specimenCode id="16015677FFDF490A6AFA866F7AA2FA8B" box="[408,462,1303,1329]" pageId="1" pageNumber="52">male</specimenCode>
(CW 34.8, CL 23.6, CH 11.0, FW 11.0 mm); adult male (CW
<quantity id="815F53E9FFDF490A6FF6866F7F91FA8B" box="[1172,1277,1303,1329]" metricMagnitude="-2" metricUnit="m" metricValue="3.6799999999999997" pageId="1" pageNumber="52" unit="mm" value="36.8">36.8 mm</quantity>
), adult
<specimenCount id="50A13585FFDF490A6E32866F7EF0FA8B" box="[1360,1436,1303,1329]" pageId="1" pageNumber="52" type="female">female</specimenCount>
(CW
<quantity id="815F53E9FFDF490A6BB686437A50FAEF" box="[212,316,1339,1365]" metricMagnitude="-2" metricUnit="m" metricValue="3.66" pageId="1" pageNumber="52" unit="mm" value="36.6">36.6 mm</quantity>
), subadult
<specimenCount id="50A13585FFDF490A6AD78643796DFAEF" box="[437,513,1339,1365]" pageId="1" pageNumber="52" type="female">female</specimenCount>
(CW
<quantity id="815F53E9FFDF490A6927864379C6FAEF" box="[581,682,1339,1365]" metricMagnitude="-2" metricUnit="m" metricValue="2.77" pageId="1" pageNumber="52" unit="mm" value="27.7">27.7 mm</quantity>
), same details as holotype
</materialsCitation>
.
</paragraph>
<paragraph id="4618FE0CFFDF490A6BA586277E01F9EB" blockId="1.[151,1437,1194,2013]" pageId="1" pageNumber="52">
Other material examined.
<materialsCitation id="F6CFF451FFDF490A6A9286277926FA7B" ID-GBIF-Occurrence="4905323302" collectingDate="1962-02-14" collectionCode="NMU" collectorName="J. N. Raybould" country="Tanzania" elevation="1192" latitude="-4.263889" location="South Pare Mountains" longitude="38.011111" municipality="Gonja" pageId="1" pageNumber="52" specimenCode="NMU EA 62.29" specimenCount="1" specimenCount-male="1">
<specimenCode id="16015677FFDF490A6A92862779C4FAC3" box="[496,680,1375,1401]" pageId="1" pageNumber="52">NMU EA 62.29</specimenCode>
, adult
<specimenCount id="50A13585FFDF490A699786277847FAC3" box="[757,811,1375,1401]" pageId="1" pageNumber="52" type="male">male</specimenCount>
(CW 27.5, CL 18.7, CH 10.7, FW
<quantity id="815F53E9FFDF490A6FA386267E71FAC3" box="[1217,1309,1374,1401]" metricMagnitude="-3" metricUnit="m" metricValue="8.5" pageId="1" pageNumber="52" unit="mm" value="8.5">8.5 mm</quantity>
),
<collectingCountry id="3EB0BE9CFFDF490A6E5386277EF5FAC3" box="[1329,1433,1375,1401]" name="Tanzania" pageId="1" pageNumber="52">Tanzania</collectingCountry>
,
<location id="4378A8D7FFDF490A6BF586FB7AF8FA27" LSID="urn:lsid:plazi:treatment:CE0E4F1AFFDF490D6BF5874778C2F923:4378A8D7FFDF490A6BF586FB7AF8FA27" box="[151,404,1411,1437]" country="Tanzania" municipality="Gonja" name="South Pare Mountains" pageId="1" pageNumber="52">South Pare Mountains</location>
,
<locationDeviation id="57AAE72EFFDF490A6AFD86FB78ADFA27" box="[415,961,1411,1437]" pageId="1" pageNumber="52">
about
<quantity id="815F53E9FFDF490A6A8686FB795EFA27" box="[484,562,1411,1437]" metricMagnitude="3" metricUnit="m" metricValue="1.6" pageId="1" pageNumber="52" unit="km" value="1.6">1.6 km</quantity>
uphill from the rest house at Gonja
</locationDeviation>
(
<quantity id="815F53E9FFDF490A68B286FB7F42FA27" box="[976,1070,1411,1437]" metricMagnitude="3" metricUnit="m" metricValue="1.192" pageId="1" pageNumber="52" unit="m" value="1192.0">
<elevation id="CD8A193FFFDF490A68B286FB7F42FA27" box="[976,1070,1411,1437]" metricMagnitude="3" metricUnit="m" metricValue="1.192" pageId="1" pageNumber="52" unit="m" value="1192.0">1,192 m</elevation>
</quantity>
ASL) (
<geoCoordinate id="239398CBFFDF490A6FE086FB7F93FA27" box="[1154,1279,1411,1437]" degrees="-4.263889" direction="south" orientation="latitude" pageId="1" pageNumber="52" value="-4.263889">-4.263889°</geoCoordinate>
,
<geoCoordinate id="239398CBFFDF490A6E6C86FB7EE0FA27" box="[1294,1420,1411,1437]" degrees="38.011111" direction="east" orientation="longitude" pageId="1" pageNumber="52" value="38.047267">38.011111°</geoCoordinate>
), coll.
<collectorName id="EB529BDAFFDF490A6BAC86DF7A1BFA7B" box="[206,375,1447,1473]" pageId="1" pageNumber="52">J. N. Raybould</collectorName>
,
<date id="3219D8CCFFDF490A6AE386DF7926FA7B" box="[385,586,1447,1473]" pageId="1" pageNumber="52" value="1962-02-14">
<collectingDate id="225D2124FFDF490A6AE386DF7926FA7B" box="[385,586,1447,1473]" pageId="1" pageNumber="52" value="1962-02-14">14 February 1962</collectingDate>
</date>
</materialsCitation>
.
<materialsCitation id="F6CFF451FFDF490A693686DF7E05F9EB" ID-GBIF-Occurrence="4905323307" collectingDate="1962-02-18" collectionCode="ASL" collectorName="T. R. Williams" country="Switzerland" elevation="897" location="South Pare Mountains" municipality="Vumari Mission" pageId="1" pageNumber="52" specimenCode="NMUTRW EA.62.35" specimenCount="24" specimenCount-adult="5" specimenCount-female="13" specimenCount-juvenile="3" specimenCount-male="7" specimenCount-subadult="7">
<specimenCode id="16015677FFDF490A693686DF7829FA7B" box="[596,837,1446,1473]" pageId="1" pageNumber="52">NMUTRW EA.62.35</specimenCode>
, adult
<specimenCount id="50A13585FFDF490A68EF86DF78AFFA7B" box="[909,963,1447,1473]" count="1" pageId="1" pageNumber="52" type="male">male</specimenCount>
(CW 26.8, CL 17.8, CH 8.6, FW
<quantity id="815F53E9FFDF490A6E5586DF7EFCFA7B" box="[1335,1424,1447,1473]" metricMagnitude="-3" metricUnit="m" metricValue="7.8" pageId="1" pageNumber="52" unit="mm" value="7.8">7.8 mm</quantity>
), adult
<specimenCount id="50A13585FFDF490A6BB786B37A67FA5F" box="[213,267,1483,1509]" count="1" pageId="1" pageNumber="52" type="male">male</specimenCount>
(CW
<quantity id="815F53E9FFDF490A6A2F86B37AD8FA5F" box="[333,436,1483,1509]" metricMagnitude="-2" metricUnit="m" metricValue="2.67" pageId="1" pageNumber="52" unit="mm" value="26.7">26.7 mm</quantity>
),
<specimenCount id="50A13585FFDF490A6AA486B279ECFA5F" box="[454,640,1482,1509]" count="5" pageId="1" pageNumber="52" type="male">5 subadult males</specimenCount>
(not measured),
<specimenCount id="50A13585FFDF490A685986B378A9FA5F" box="[827,965,1483,1509]" pageId="1" pageNumber="52" type="adult">adult female</specimenCount>
(CW 28.6, CL 18.2, CH 9.1, FW
<quantity id="815F53E9FFDF490A6E5586B37EFCFA5F" box="[1335,1424,1483,1509]" metricMagnitude="-3" metricUnit="m" metricValue="8.2" pageId="1" pageNumber="52" unit="mm" value="8.2">8.2 mm</quantity>
),
<specimenCount id="50A13585FFDF490A6BF586967A2FF9B3" box="[151,323,1518,1545]" count="5" pageId="1" pageNumber="52" type="female">5 adult females</specimenCount>
(CWs 31.0, 29.5, 28.9, 28.0,
<quantity id="815F53E9FFDF490A69ED86977994F9B3" box="[655,760,1519,1545]" metricMagnitude="-2" metricUnit="m" metricValue="2.78" pageId="1" pageNumber="52" unit="mm" value="27.8">27.8 mm</quantity>
),
<specimenCount id="50A13585FFDF490A6869869778B1F9B3" box="[779,989,1519,1545]" count="2" pageId="1" pageNumber="52" type="female">2 subadult females</specimenCount>
(CWs 27.2, 25.0 mm),
<specimenCount id="50A13585FFDF490A6F8586977E38F9B3" box="[1255,1364,1519,1545]" count="6" pageId="1" pageNumber="52" type="female">6 females</specimenCount>
(CWs ~
<quantity id="815F53E9FFDF490A6BC7856B7B95F997" box="[165,249,1555,1581]" metricMagnitude="-2" metricUnit="m" metricValue="2.0" pageId="1" pageNumber="52" unit="mm" value="20.0">20 mm</quantity>
),
<specimenCount id="50A13585FFDF490A6A69856B7AE8F997" box="[267,388,1555,1581]" count="3" pageId="1" pageNumber="52" type="juvenile">3 juveniles</specimenCount>
(CWs ~
<quantity id="815F53E9FFDF490A6A85856B7955F997" box="[487,569,1555,1581]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="52" unit="mm" value="10.0">10 mm</quantity>
),
<location id="4378A8D7FFDF490A6929856B782AF997" LSID="urn:lsid:plazi:treatment:CE0E4F1AFFDF490D6BF5874778C2F923:4378A8D7FFDF490A6929856B782AF997" box="[587,838,1555,1581]" country="Switzerland" municipality="Vumari Mission" name="South Pare Mountains" pageId="1" pageNumber="52">South Pare Mountains</location>
,
<quantity id="815F53E9FFDF490A6832856B78D4F997" box="[848,952,1555,1581]" metricMagnitude="3" metricUnit="m" metricValue="2.5" metricValueMax="3.0" metricValueMin="2.0" pageId="1" pageNumber="52" unit="km" value="2.5" valueMax="3.0" valueMin="2.0">2 to 3 km</quantity>
northwest of
<collectingMunicipality id="A67C6476FFDF490A6F32856B7E68F997" box="[1104,1284,1555,1581]" pageId="1" pageNumber="52">Vumari Mission</collectingMunicipality>
(
<quantity id="815F53E9FFDF490A6E70856B7E36F997" box="[1298,1370,1555,1581]" metricMagnitude="2" metricUnit="m" metricValue="8.97" pageId="1" pageNumber="52" unit="m" value="897.0">
<elevation id="CD8A193FFFDF490A6E70856B7E36F997" box="[1298,1370,1555,1581]" metricMagnitude="2" metricUnit="m" metricValue="8.97" pageId="1" pageNumber="52" unit="m" value="897.0">897 m</elevation>
</quantity>
<collectionCode id="20B666C9FFDF490A6E3C856B7EF9F997" box="[1374,1429,1555,1581]" pageId="1" pageNumber="52">ASL</collectionCode>
) (-3.919987°, 37.791830°) about
<locationDeviation id="57AAE72EFFDF490A6966854F78CAF9EB" box="[516,934,1591,1617]" pageId="1" pageNumber="52">
<quantity id="815F53E9FFDF490A6966854F7927F9EB" box="[516,587,1591,1617]" metricMagnitude="4" metricUnit="m" metricValue="1.6" pageId="1" pageNumber="52" unit="km" value="16.0">16 km</quantity>
northeast of the town of Same
</locationDeviation>
. Coll.
<collectorName id="EB529BDAFFDF490A688C854F7FFFF9EB" box="[1006,1171,1591,1617]" pageId="1" pageNumber="52">T. R. Williams</collectorName>
,
<date id="3219D8CCFFDF490A6FFD854F7E05F9EB" box="[1183,1385,1591,1617]" pageId="1" pageNumber="52" value="1962-02-18">
<collectingDate id="225D2124FFDF490A6FFD854F7E05F9EB" box="[1183,1385,1591,1617]" pageId="1" pageNumber="52" value="1962-02-18">18 February 1962</collectingDate>
</date>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="0EBDAD87FFDF490A6BA585227E1EF893" pageId="1" pageNumber="52" type="diagnosis">
<paragraph id="4618FE0CFFDF490A6BA585227E1EF893" blockId="1.[151,1437,1194,2013]" pageId="1" pageNumber="52">
<emphasis id="74D3221EFFDF490A6BA585227A2EF9CE" bold="true" box="[199,322,1626,1652]" pageId="1" pageNumber="52">Diagnosis.</emphasis>
Exorbital tooth small, blunt (
<figureCitation id="DE9CE289FFDF490A691D85237998F9CF" box="[639,756,1627,1653]" captionStart="FIGURE 1" captionStartId="2.[151,250,1896,1920]" captionTargetBox="[218,1370,234,1870]" captionTargetId="figure-47@2.[218,1370,234,1870]" captionTargetPageId="2" captionText="FIGURE 1. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, dorsal habitus; B, carapace, dorsal view. Scale bar: A = 10.5 mm; B = 5.4 mm." figureDoi="http://doi.org/10.5281/zenodo.12682016" httpUri="https://zenodo.org/record/12682016/files/figure.png" pageId="1" pageNumber="52">Fig. 1A, B</figureCitation>
); anterior; posterior male thoracic sternum surface completely smooth (
<figureCitation id="DE9CE289FFDF490A6B9A85077A02F923" box="[248,366,1663,1689]" captionStart="FIGURE 2" captionStartId="3.[151,250,1844,1868]" captionTargetBox="[229,1358,181,1820]" captionTargetId="figure-17@3.[229,1358,181,1820]" captionTargetPageId="3" captionText="FIGURE 2. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, carapace, frontal view; B, cephalothorax showing pleon and posterior thoracic sternum, posteroventral view; C, cephalothorax showing anterior thoracic sternum, ventral view; D, left third maxilliped, external view; E, left mandible, turned to show mandibular palp with short hardened ridge along superior margin of terminal article, ridge originating at article junction. Scale bar: A = 5.3 mm; B, C = 8.0 mm; D = 1.9 mm; E = 1.3 mm." figureDoi="http://doi.org/10.5281/zenodo.12682018" httpUri="https://zenodo.org/record/12682018/files/figure.png" pageId="1" pageNumber="52">Fig. 2B, C</figureCitation>
); inferior margins of cheliped merus with four large well-separated teeth, distal meral tooth large (
<figureCitation id="DE9CE289FFDF490A6BFD85DB7A7AF907" box="[159,278,1699,1725]" captionStart="FIGURE 3" captionStartId="4.[151,250,1851,1875]" captionTargetBox="[218,1370,181,1827]" captionTargetId="figure-23@4.[218,1370,181,1827]" captionTargetPageId="4" captionText="FIGURE 3. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, right chela, external view; B, left chela, external view; C, left cheliped merus, dorsal view; D, left cheliped merus, basis-ischium, ventral view; E, left cheliped carpus, dorsal view. Scale bar: A, B = 8.0 mm; C = 4.0 mm; D, E = 3.3 mm." figureDoi="http://doi.org/10.5281/zenodo.12682022" httpUri="https://zenodo.org/record/12682022/files/figure.png" pageId="1" pageNumber="52">Fig. 3C, D</figureCitation>
); cheliped carpus inner margin distal tooth medium sized, blunt, proximal tooth small, pointed, otherwise margin smooth (
<figureCitation id="DE9CE289FFDF490A6A2E85BF7ACEF95B" box="[332,418,1735,1761]" captionStart="FIGURE 3" captionStartId="4.[151,250,1851,1875]" captionTargetBox="[218,1370,181,1827]" captionTargetId="figure-23@4.[218,1370,181,1827]" captionTargetPageId="4" captionText="FIGURE 3. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, right chela, external view; B, left chela, external view; C, left cheliped merus, dorsal view; D, left cheliped merus, basis-ischium, ventral view; E, left cheliped carpus, dorsal view. Scale bar: A, B = 8.0 mm; C = 4.0 mm; D, E = 3.3 mm." figureDoi="http://doi.org/10.5281/zenodo.12682022" httpUri="https://zenodo.org/record/12682022/files/figure.png" pageId="1" pageNumber="52">Fig. 3E</figureCitation>
); dactylus of male right (major) chela distinctly arched with three well-spaced medium teeth interspersed by granule-like teeth (
<figureCitation id="DE9CE289FFDF490A697C85937915F8BF" box="[542,633,1771,1797]" captionStart="FIGURE 3" captionStartId="4.[151,250,1851,1875]" captionTargetBox="[218,1370,181,1827]" captionTargetId="figure-23@4.[218,1370,181,1827]" captionTargetPageId="4" captionText="FIGURE 3. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, right chela, external view; B, left chela, external view; C, left cheliped merus, dorsal view; D, left cheliped merus, basis-ischium, ventral view; E, left cheliped carpus, dorsal view. Scale bar: A, B = 8.0 mm; C = 4.0 mm; D, E = 3.3 mm." figureDoi="http://doi.org/10.5281/zenodo.12682022" httpUri="https://zenodo.org/record/12682022/files/figure.png" pageId="1" pageNumber="52">Fig. 3A</figureCitation>
); G1TA widened basally; in three parts, ventral lobe low, dorsal lobe in two parts, high rounded crest medially, low lobe laterally, ventral lobe lined by long setae (
<figureCitation id="DE9CE289FFDF490A6FF284777E79F893" box="[1168,1301,1807,1833]" captionStart="FIGURE 4" captionStartId="5.[151,250,869,893]" captionTargetBox="[218,1370,181,845]" captionTargetId="figure-17@5.[218,1370,181,845]" captionTargetPageId="5" captionText="FIGURE 4. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a):A, left G1, dorsal view; B, left G1, dorsal view, detail of terminal article (G1TA); C, left G1, turned to show detail of dorsal membrane and terminal article (G1TA). Scale bar: A = 2.0 mm; B = 0.85 mm; C = 0.8 mm." figureDoi="http://doi.org/10.5281/zenodo.12682024" httpUri="https://zenodo.org/record/12682024/files/figure.png" pageId="1" pageNumber="52">Figs. 4AC</figureCitation>
,
<figureCitation id="DE9CE289FFDF490A6E4284767E09F893" box="[1312,1381,1806,1833]" captionStart="FIGURE 5" captionStartId="5.[151,250,1781,1805]" captionTargetBox="[218,1370,990,1758]" captionTargetId="figure-85@5.[218,1370,990,1758]" captionTargetPageId="5" captionText="FIGURE 5. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a):A, left G2, ventral view; B, left G1, ventral view; C, left G1, ventral view, showing detail of terminal article (G1TA). Scale bar: A = 2.2 mm; B = 1.5; C = 0.6 mm." figureDoi="http://doi.org/10.5281/zenodo.12682026" httpUri="https://zenodo.org/record/12682026/files/figure.png" pageId="1" pageNumber="52">5B, C</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="0EBDAD87FFDF490D6BA5844A7E31FB8F" lastPageId="6" lastPageNumber="57" pageId="1" pageNumber="52" type="description">
<paragraph id="4618FE0CFFDF49096BA5844A78A5FF6F" blockId="1.[151,1437,1194,2013]" lastBlockId="2.[151,1436,151,213]" lastPageId="2" lastPageNumber="53" pageId="1" pageNumber="52">
<emphasis id="74D3221EFFDF490A6BA5844A7A3DF8F6" bold="true" box="[199,337,1842,1868]" pageId="1" pageNumber="52">Description</emphasis>
. Carapace surface smooth, widest in anterior third (CW/FW = 3.2), medium height (
<collectingCountry id="3EB0BE9CFFDF490A6E4B844B7E3CF8F7" box="[1321,1360,1843,1869]" name="Switzerland" pageId="1" pageNumber="52">CH</collectingCountry>
/FW = 1.1) (
<figureCitation id="DE9CE289FFDF490A6BB4842F7A0DF8CB" box="[214,353,1879,1905]" captionStart="FIGURE 1" captionStartId="2.[151,250,1896,1920]" captionTargetBox="[218,1370,234,1870]" captionTargetId="figure-47@2.[218,1370,234,1870]" captionTargetPageId="2" captionText="FIGURE 1. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, dorsal habitus; B, carapace, dorsal view. Scale bar: A = 10.5 mm; B = 5.4 mm." figureDoi="http://doi.org/10.5281/zenodo.12682016" httpUri="https://zenodo.org/record/12682016/files/figure.png" pageId="1" pageNumber="52">Figs. 1A, B</figureCitation>
,
<figureCitation id="DE9CE289FFDF490A6A12842F7AF9F8CB" box="[368,405,1879,1905]" captionStart="FIGURE 2" captionStartId="3.[151,250,1844,1868]" captionTargetBox="[229,1358,181,1820]" captionTargetId="figure-17@3.[229,1358,181,1820]" captionTargetPageId="3" captionText="FIGURE 2. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, carapace, frontal view; B, cephalothorax showing pleon and posterior thoracic sternum, posteroventral view; C, cephalothorax showing anterior thoracic sternum, ventral view; D, left third maxilliped, external view; E, left mandible, turned to show mandibular palp with short hardened ridge along superior margin of terminal article, ridge originating at article junction. Scale bar: A = 5.3 mm; B, C = 8.0 mm; D = 1.9 mm; E = 1.3 mm." figureDoi="http://doi.org/10.5281/zenodo.12682018" httpUri="https://zenodo.org/record/12682018/files/figure.png" pageId="1" pageNumber="52">2A</figureCitation>
), semi-circular, urogastric grooves deep; cardiac region weakly marked, cervical grooves short, faint; transverse branchial grooves faint (
<figureCitation id="DE9CE289FFDF490A69C484037872F82F" box="[678,798,1915,1941]" captionStart="FIGURE 1" captionStartId="2.[151,250,1896,1920]" captionTargetBox="[218,1370,234,1870]" captionTargetId="figure-47@2.[218,1370,234,1870]" captionTargetPageId="2" captionText="FIGURE 1. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, dorsal habitus; B, carapace, dorsal view. Scale bar: A = 10.5 mm; B = 5.4 mm." figureDoi="http://doi.org/10.5281/zenodo.12682016" httpUri="https://zenodo.org/record/12682016/files/figure.png" pageId="1" pageNumber="52">Fig. 1A, B</figureCitation>
). Front about 1/3 carapace width (FW/CW = 0.3); frontal margin straight (
<figureCitation id="DE9CE289FFDF490A6A3684E77AB7F803" box="[340,475,1951,1977]" captionStart="FIGURE 1" captionStartId="2.[151,250,1896,1920]" captionTargetBox="[218,1370,234,1870]" captionTargetId="figure-47@2.[218,1370,234,1870]" captionTargetPageId="2" captionText="FIGURE 1. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, dorsal habitus; B, carapace, dorsal view. Scale bar: A = 10.5 mm; B = 5.4 mm." figureDoi="http://doi.org/10.5281/zenodo.12682016" httpUri="https://zenodo.org/record/12682016/files/figure.png" pageId="1" pageNumber="52">Figs. 1A, B</figureCitation>
,
<figureCitation id="DE9CE289FFDF490A6A8B84E77963F803" box="[489,527,1951,1977]" captionStart="FIGURE 2" captionStartId="3.[151,250,1844,1868]" captionTargetBox="[229,1358,181,1820]" captionTargetId="figure-17@3.[229,1358,181,1820]" captionTargetPageId="3" captionText="FIGURE 2. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, carapace, frontal view; B, cephalothorax showing pleon and posterior thoracic sternum, posteroventral view; C, cephalothorax showing anterior thoracic sternum, ventral view; D, left third maxilliped, external view; E, left mandible, turned to show mandibular palp with short hardened ridge along superior margin of terminal article, ridge originating at article junction. Scale bar: A = 5.3 mm; B, C = 8.0 mm; D = 1.9 mm; E = 1.3 mm." figureDoi="http://doi.org/10.5281/zenodo.12682018" httpUri="https://zenodo.org/record/12682018/files/figure.png" pageId="1" pageNumber="52">2A</figureCitation>
); exorbital tooth small, blunt; epibranchial tooth reduced to granule; postfrontal crest sharply defined, complete, traversing entire carapace; lateral margin posterior to epibranchial tooth smooth (
<figureCitation id="DE9CE289FFDC49096BFD83EF7A7BFF0B" box="[159,279,151,177]" captionStart="FIGURE 1" captionStartId="2.[151,250,1896,1920]" captionTargetBox="[218,1370,234,1870]" captionTargetId="figure-47@2.[218,1370,234,1870]" captionTargetPageId="2" captionText="FIGURE 1. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, dorsal habitus; B, carapace, dorsal view. Scale bar: A = 10.5 mm; B = 5.4 mm." figureDoi="http://doi.org/10.5281/zenodo.12682016" httpUri="https://zenodo.org/record/12682016/files/figure.png" pageId="2" pageNumber="53">Fig. 1A, B</figureCitation>
). Branchiostegite with two sutures, one longitudinal (epimeral), one vertical, dividing carapace sidewall into suborbital, subhepatic, pterygostomial regions, all smooth (
<figureCitation id="DE9CE289FFDC4909680083C378D0FF6F" box="[866,956,187,213]" captionStart="FIGURE 2" captionStartId="3.[151,250,1844,1868]" captionTargetBox="[229,1358,181,1820]" captionTargetId="figure-17@3.[229,1358,181,1820]" captionTargetPageId="3" captionText="FIGURE 2. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, carapace, frontal view; B, cephalothorax showing pleon and posterior thoracic sternum, posteroventral view; C, cephalothorax showing anterior thoracic sternum, ventral view; D, left third maxilliped, external view; E, left mandible, turned to show mandibular palp with short hardened ridge along superior margin of terminal article, ridge originating at article junction. Scale bar: A = 5.3 mm; B, C = 8.0 mm; D = 1.9 mm; E = 1.3 mm." figureDoi="http://doi.org/10.5281/zenodo.12682018" httpUri="https://zenodo.org/record/12682018/files/figure.png" pageId="2" pageNumber="53">Fig. 2A</figureCitation>
).
</paragraph>
<caption id="12D8AE84FFDC49096BF584107F83F81E" ID-DOI="http://doi.org/10.5281/zenodo.12682016" ID-Zenodo-Dep="12682016" httpUri="https://zenodo.org/record/12682016/files/figure.png" pageId="2" pageNumber="53" startId="2.[151,250,1896,1920]" targetBox="[218,1370,234,1870]" targetPageId="2" targetType="figure">
<paragraph id="4618FE0CFFDC49096BF584107F83F81E" blockId="2.[151,1436,1896,1956]" pageId="2" pageNumber="53">
<emphasis id="74D3221EFFDC49096BF584107A78F83A" bold="true" box="[151,276,1896,1920]" pageId="2" pageNumber="53">FIGURE 1.</emphasis>
<taxonomicName id="81A7858FFFDC49096A798411792BF83A" authorityName="Cumberlidge &amp; Jonas" authorityYear="2024" box="[283,583,1896,1920]" class="Malacostraca" family="Potamonautidae" genus="Arcopotamonautes" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="2" pageNumber="53" phylum="Arthropoda" rank="species" species="parekeeae" status="sp. nov.">
<emphasis id="74D3221EFFDC49096A798411792BF83A" box="[283,583,1896,1920]" italics="true" pageId="2" pageNumber="53">Arcopotamonautes parekeeae</emphasis>
</taxonomicName>
<emphasis id="74D3221EFFDC4909692D841079E5F83A" bold="true" box="[591,649,1896,1920]" pageId="2" pageNumber="53">
<taxonomicNameLabel id="6FE09F65FFDC4909692D841079E5F83A" box="[591,649,1896,1920]" pageId="2" pageNumber="53" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, dorsal habitus; B, carapace, dorsal view. Scale bar: A = 10.5 mm; B = 5.4 mm.
</paragraph>
</caption>
<caption id="12D8AE84FFDD49086BF5844C7F0AF861" ID-DOI="http://doi.org/10.5281/zenodo.12682018" ID-Zenodo-Dep="12682018" httpUri="https://zenodo.org/record/12682018/files/figure.png" pageId="3" pageNumber="54" startId="3.[151,250,1844,1868]" targetBox="[229,1358,181,1820]" targetPageId="3" targetType="figure">
<paragraph id="4618FE0CFFDD49086BF5844C7F0AF861" blockId="3.[151,1437,1844,2012]" pageId="3" pageNumber="54">
<emphasis id="74D3221EFFDD49086BF5844C7A78F8F6" bold="true" box="[151,276,1844,1868]" pageId="3" pageNumber="54">FIGURE 2.</emphasis>
<taxonomicName id="81A7858FFFDD49086A79844C792BF8F6" authorityName="Cumberlidge &amp; Jonas" authorityYear="2024" box="[283,583,1844,1868]" class="Malacostraca" family="Potamonautidae" genus="Arcopotamonautes" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="3" pageNumber="54" phylum="Arthropoda" rank="species" species="parekeeae" status="sp. nov.">
<emphasis id="74D3221EFFDD49086A79844C792BF8F6" box="[283,583,1844,1868]" italics="true" pageId="3" pageNumber="54">Arcopotamonautes parekeeae</emphasis>
</taxonomicName>
<emphasis id="74D3221EFFDD4908692D844C79E5F8F6" bold="true" box="[591,649,1844,1868]" pageId="3" pageNumber="54">
<taxonomicNameLabel id="6FE09F65FFDD4908692D844C79E5F8F6" box="[591,649,1844,1868]" pageId="3" pageNumber="54" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, carapace, frontal view; B, cephalothorax showing pleon and posterior thoracic sternum, posteroventral view; C, cephalothorax showing anterior thoracic sternum, ventral view; D, left third maxilliped, external view; E, left mandible, turned to show mandibular palp with short hardened ridge along superior margin of terminal article, ridge originating at article junction. Scale bar: A = 5.3 mm; B, C = 8.0 mm; D = 1.9 mm; E = 1.3 mm.
</paragraph>
</caption>
<caption id="12D8AE84FFDA490F6BF584437A59F805" ID-DOI="http://doi.org/10.5281/zenodo.12682022" ID-Zenodo-Dep="12682022" httpUri="https://zenodo.org/record/12682022/files/figure.png" pageId="4" pageNumber="55" startId="4.[151,250,1851,1875]" targetBox="[218,1370,181,1827]" targetPageId="4" targetType="figure">
<paragraph id="4618FE0CFFDA490F6BF584437A59F805" blockId="4.[151,1436,1851,1983]" pageId="4" pageNumber="55">
<emphasis id="74D3221EFFDA490F6BF584437A78F8E9" bold="true" box="[151,276,1851,1875]" pageId="4" pageNumber="55">FIGURE 3.</emphasis>
<taxonomicName id="81A7858FFFDA490F6A798443792BF8E9" authorityName="Cumberlidge &amp; Jonas" authorityYear="2024" box="[283,583,1851,1875]" class="Malacostraca" family="Potamonautidae" genus="Arcopotamonautes" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="4" pageNumber="55" phylum="Arthropoda" rank="species" species="parekeeae" status="sp. nov.">
<emphasis id="74D3221EFFDA490F6A798443792BF8E9" box="[283,583,1851,1875]" italics="true" pageId="4" pageNumber="55">Arcopotamonautes parekeeae</emphasis>
</taxonomicName>
<emphasis id="74D3221EFFDA490F692D844379E5F8E9" bold="true" box="[591,649,1851,1875]" pageId="4" pageNumber="55">
<taxonomicNameLabel id="6FE09F65FFDA490F692D844379E5F8E9" box="[591,649,1851,1875]" pageId="4" pageNumber="55" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, right chela, external view; B, left chela, external view; C, left cheliped merus, dorsal view; D, left cheliped merus, basis-ischium, ventral view; E, left cheliped carpus, dorsal view. Scale bar: A, B = 8.0 mm; C = 4.0 mm; D, E = 3.3 mm.
</paragraph>
</caption>
<caption id="12D8AE84FFDB490E6BF5801D7E44FC7F" ID-DOI="http://doi.org/10.5281/zenodo.12682024" ID-Zenodo-Dep="12682024" httpUri="https://zenodo.org/record/12682024/files/figure.png" pageId="5" pageNumber="56" startId="5.[151,250,869,893]" targetBox="[218,1370,181,845]" targetPageId="5" targetType="figure">
<paragraph id="4618FE0CFFDB490E6BF5801D7E44FC7F" blockId="5.[151,1436,869,966]" pageId="5" pageNumber="56">
<emphasis id="74D3221EFFDB490E6BF5801D7A78FCC7" bold="true" box="[151,276,869,893]" pageId="5" pageNumber="56">FIGURE 4.</emphasis>
<taxonomicName id="81A7858FFFDB490E6A79801E792BFCC7" authorityName="Cumberlidge &amp; Jonas" authorityYear="2024" box="[283,583,869,893]" class="Malacostraca" family="Potamonautidae" genus="Arcopotamonautes" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="5" pageNumber="56" phylum="Arthropoda" rank="species" species="parekeeae" status="sp. nov.">
<emphasis id="74D3221EFFDB490E6A79801E792BFCC7" box="[283,583,869,893]" italics="true" pageId="5" pageNumber="56">Arcopotamonautes parekeeae</emphasis>
</taxonomicName>
<emphasis id="74D3221EFFDB490E692D801D79E5FCC7" bold="true" box="[591,649,869,893]" pageId="5" pageNumber="56">
<taxonomicNameLabel id="6FE09F65FFDB490E692D801D79E5FCC7" box="[591,649,869,893]" pageId="5" pageNumber="56" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, left G1, dorsal view; B, left G1, dorsal view, detail of terminal article (G1TA); C, left G1, turned to show detail of dorsal membrane and terminal article (G1TA). Scale bar: A = 2.0 mm; B = 0.85 mm; C = 0.8 mm.
</paragraph>
</caption>
<caption id="12D8AE84FFDB490E6BF5858D786FF8EF" ID-DOI="http://doi.org/10.5281/zenodo.12682026" ID-Zenodo-Dep="12682026" httpUri="https://zenodo.org/record/12682026/files/figure.png" pageId="5" pageNumber="56" startId="5.[151,250,1781,1805]" targetBox="[218,1370,990,1758]" targetPageId="5" targetType="figure">
<paragraph id="4618FE0CFFDB490E6BF5858D786FF8EF" blockId="5.[151,1436,1781,1878]" pageId="5" pageNumber="56">
<emphasis id="74D3221EFFDB490E6BF5858D7A78F8B7" bold="true" box="[151,276,1781,1805]" pageId="5" pageNumber="56">FIGURE 5.</emphasis>
<taxonomicName id="81A7858FFFDB490E6A79858E792BF8B7" authorityName="Cumberlidge &amp; Jonas" authorityYear="2024" box="[283,583,1781,1805]" class="Malacostraca" family="Potamonautidae" genus="Arcopotamonautes" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="5" pageNumber="56" phylum="Arthropoda" rank="species" species="parekeeae" status="sp. nov.">
<emphasis id="74D3221EFFDB490E6A79858E792BF8B7" box="[283,583,1781,1805]" italics="true" pageId="5" pageNumber="56">Arcopotamonautes parekeeae</emphasis>
</taxonomicName>
<emphasis id="74D3221EFFDB490E692D858D79E5F8B7" bold="true" box="[591,649,1781,1805]" pageId="5" pageNumber="56">
<taxonomicNameLabel id="6FE09F65FFDB490E692D858D79E5F8B7" box="[591,649,1781,1805]" pageId="5" pageNumber="56" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, left G2, ventral view; B, left G1, ventral view; C, left G1, ventral view, showing detail of terminal article (G1TA). Scale bar: A = 2.2 mm; B = 1.5; C = 0.6 mm.
</paragraph>
</caption>
<paragraph id="4618FE0CFFDB490D6BA584FB781EFF43" blockId="5.[151,1437,1923,2022]" lastBlockId="6.[151,1437,151,1689]" lastPageId="6" lastPageNumber="57" pageId="5" pageNumber="56">
Third maxillipeds filling entire oral field, except for transversely oval efferent respiratory openings at superior lateral corners; long flagellum on exopod of third maxilliped; ischium of third maxilliped with deep vertical sulcus (
<figureCitation id="DE9CE289FFDB490E6BFD84B37B90F85C" box="[159,252,1995,2022]" captionStart="FIGURE 2" captionStartId="3.[151,250,1844,1868]" captionTargetBox="[229,1358,181,1820]" captionTargetId="figure-17@3.[229,1358,181,1820]" captionTargetPageId="3" captionText="FIGURE 2. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, carapace, frontal view; B, cephalothorax showing pleon and posterior thoracic sternum, posteroventral view; C, cephalothorax showing anterior thoracic sternum, ventral view; D, left third maxilliped, external view; E, left mandible, turned to show mandibular palp with short hardened ridge along superior margin of terminal article, ridge originating at article junction. Scale bar: A = 5.3 mm; B, C = 8.0 mm; D = 1.9 mm; E = 1.3 mm." figureDoi="http://doi.org/10.5281/zenodo.12682018" httpUri="https://zenodo.org/record/12682018/files/figure.png" pageId="5" pageNumber="56">Fig. 2D</figureCitation>
). Mandibular palp consisting of basis plus two articles; terminal article undivided, with small hardened ridge at junction between articles (
<figureCitation id="DE9CE289FFD8490D697D83EF791BFF0B" box="[543,631,151,177]" captionStart="FIGURE 2" captionStartId="3.[151,250,1844,1868]" captionTargetBox="[229,1358,181,1820]" captionTargetId="figure-17@3.[229,1358,181,1820]" captionTargetPageId="3" captionText="FIGURE 2. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, carapace, frontal view; B, cephalothorax showing pleon and posterior thoracic sternum, posteroventral view; C, cephalothorax showing anterior thoracic sternum, ventral view; D, left third maxilliped, external view; E, left mandible, turned to show mandibular palp with short hardened ridge along superior margin of terminal article, ridge originating at article junction. Scale bar: A = 5.3 mm; B, C = 8.0 mm; D = 1.9 mm; E = 1.3 mm." figureDoi="http://doi.org/10.5281/zenodo.12682018" httpUri="https://zenodo.org/record/12682018/files/figure.png" pageId="6" pageNumber="57">Fig. 2E</figureCitation>
). Anterior, posterior male thoracic sternum surface completely smooth; sternal sulci S1/2, S2/3 completely traversing sternum; S3/4 deep, U-shaped, completely traversing sternum; thoracic episternal sulci S4/E4, S5/E5, S6/E6, S7/E7 distinct (
<figureCitation id="DE9CE289FFD8490D698E83A77809FF43" box="[748,869,223,249]" captionStart="FIGURE 2" captionStartId="3.[151,250,1844,1868]" captionTargetBox="[229,1358,181,1820]" captionTargetId="figure-17@3.[229,1358,181,1820]" captionTargetPageId="3" captionText="FIGURE 2. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, carapace, frontal view; B, cephalothorax showing pleon and posterior thoracic sternum, posteroventral view; C, cephalothorax showing anterior thoracic sternum, ventral view; D, left third maxilliped, external view; E, left mandible, turned to show mandibular palp with short hardened ridge along superior margin of terminal article, ridge originating at article junction. Scale bar: A = 5.3 mm; B, C = 8.0 mm; D = 1.9 mm; E = 1.3 mm." figureDoi="http://doi.org/10.5281/zenodo.12682018" httpUri="https://zenodo.org/record/12682018/files/figure.png" pageId="6" pageNumber="57">Fig. 2B, C</figureCitation>
).
</paragraph>
<paragraph id="4618FE0CFFD8490D6BA5827B7F3EFBAB" blockId="6.[151,1437,151,1689]" pageId="6" pageNumber="57">
Dactylus of male right (major) chela distinctly arched, broad, with three well-spaced medium teeth interspersed by granule-like small teeth; immovable finger (propodus pollex) broad, cutting edge with three medium teeth proximally; both fingers touching at tip when chela closed, enclosing long oval interspace; palm of propodus of major chela enlarged, swollen, lower margin of distinctly concave (
<figureCitation id="DE9CE289FFD8490D68FB82177898FE33" box="[921,1012,367,393]" captionStart="FIGURE 3" captionStartId="4.[151,250,1851,1875]" captionTargetBox="[218,1370,181,1827]" captionTargetId="figure-23@4.[218,1370,181,1827]" captionTargetPageId="4" captionText="FIGURE 3. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, right chela, external view; B, left chela, external view; C, left cheliped merus, dorsal view; D, left cheliped merus, basis-ischium, ventral view; E, left cheliped carpus, dorsal view. Scale bar: A, B = 8.0 mm; C = 4.0 mm; D, E = 3.3 mm." figureDoi="http://doi.org/10.5281/zenodo.12682022" httpUri="https://zenodo.org/record/12682022/files/figure.png" pageId="6" pageNumber="57">Fig. 3A</figureCitation>
). Dactylus of male left (minor) chela long, slim, gently curved, with four well-spaced small teeth; immovable finger (propodus pollex) with four medium teeth interspersed by small teeth; both fingers touching at tips when chela closed, enclosing long oval interspace; minor chela propodus palm subequal to that of major chela, 0.8× propodus height of major chela; lower margin almost straight (
<figureCitation id="DE9CE289FFD8490D6A2C82877ACBFDA3" box="[334,423,511,537]" captionStart="FIGURE 3" captionStartId="4.[151,250,1851,1875]" captionTargetBox="[218,1370,181,1827]" captionTargetId="figure-23@4.[218,1370,181,1827]" captionTargetPageId="4" captionText="FIGURE 3. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, right chela, external view; B, left chela, external view; C, left cheliped merus, dorsal view; D, left cheliped merus, basis-ischium, ventral view; E, left cheliped carpus, dorsal view. Scale bar: A, B = 8.0 mm; C = 4.0 mm; D, E = 3.3 mm." figureDoi="http://doi.org/10.5281/zenodo.12682022" httpUri="https://zenodo.org/record/12682022/files/figure.png" pageId="6" pageNumber="57">Fig. 3B</figureCitation>
). Cheliped merus elongated, almost as long as CW; cheliped merus inferior margins with four large well-separated teeth, distal meral tooth large (
<figureCitation id="DE9CE289FFD8490D684A815B78C5FD87" box="[808,937,547,573]" captionStart="FIGURE 3" captionStartId="4.[151,250,1851,1875]" captionTargetBox="[218,1370,181,1827]" captionTargetId="figure-23@4.[218,1370,181,1827]" captionTargetPageId="4" captionText="FIGURE 3. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, right chela, external view; B, left chela, external view; C, left cheliped merus, dorsal view; D, left cheliped merus, basis-ischium, ventral view; E, left cheliped carpus, dorsal view. Scale bar: A, B = 8.0 mm; C = 4.0 mm; D, E = 3.3 mm." figureDoi="http://doi.org/10.5281/zenodo.12682022" httpUri="https://zenodo.org/record/12682022/files/figure.png" pageId="6" pageNumber="57">Fig. 3C, D</figureCitation>
); cheliped carpus inner margin distal tooth medium sized, blunt; proximal tooth small, pointed, otherwise margin smooth (
<figureCitation id="DE9CE289FFD8490D6F4D813F7FE6FDDB" box="[1071,1162,583,609]" captionStart="FIGURE 3" captionStartId="4.[151,250,1851,1875]" captionTargetBox="[218,1370,181,1827]" captionTargetId="figure-23@4.[218,1370,181,1827]" captionTargetPageId="4" captionText="FIGURE 3. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, right chela, external view; B, left chela, external view; C, left cheliped merus, dorsal view; D, left cheliped merus, basis-ischium, ventral view; E, left cheliped carpus, dorsal view. Scale bar: A, B = 8.0 mm; C = 4.0 mm; D, E = 3.3 mm." figureDoi="http://doi.org/10.5281/zenodo.12682022" httpUri="https://zenodo.org/record/12682022/files/figure.png" pageId="6" pageNumber="57">Fig. 3E</figureCitation>
); ambulatory legs P25 stout, distal limb articles (merus, carpus, propodus, dactylus) not elongated; dactyli of P25 tapering to point, each bearing four rows of downward-pointing sharp bristles (
<figureCitation id="DE9CE289FFD8490D686481F77832FD13" box="[774,862,655,681]" captionStart="FIGURE 1" captionStartId="2.[151,250,1896,1920]" captionTargetBox="[218,1370,234,1870]" captionTargetId="figure-47@2.[218,1370,234,1870]" captionTargetPageId="2" captionText="FIGURE 1. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, dorsal habitus; B, carapace, dorsal view. Scale bar: A = 10.5 mm; B = 5.4 mm." figureDoi="http://doi.org/10.5281/zenodo.12682016" httpUri="https://zenodo.org/record/12682016/files/figure.png" pageId="6" pageNumber="57">Fig. 1A</figureCitation>
). Male pleon, telson together forming slim triangle; pleon edges slightly indented; telson triangular, apex rounded, base broadest, sides outwardly sloping; pleomeres PL16 rectangular, wider than long, PL 6 longest, more than 1/2 as long as wide; remaining pleomeres short, less than 1/3 as long as wide (
<figureCitation id="DE9CE289FFD8490D6AD781837942FCAF" box="[437,558,763,789]" captionStart="FIGURE 2" captionStartId="3.[151,250,1844,1868]" captionTargetBox="[229,1358,181,1820]" captionTargetId="figure-17@3.[229,1358,181,1820]" captionTargetPageId="3" captionText="FIGURE 2. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a): A, carapace, frontal view; B, cephalothorax showing pleon and posterior thoracic sternum, posteroventral view; C, cephalothorax showing anterior thoracic sternum, ventral view; D, left third maxilliped, external view; E, left mandible, turned to show mandibular palp with short hardened ridge along superior margin of terminal article, ridge originating at article junction. Scale bar: A = 5.3 mm; B, C = 8.0 mm; D = 1.9 mm; E = 1.3 mm." figureDoi="http://doi.org/10.5281/zenodo.12682018" httpUri="https://zenodo.org/record/12682018/files/figure.png" pageId="6" pageNumber="57">Fig. 2B, C</figureCitation>
). G1TA about 1/3 G1SA length (G1TA/G1SA = 0.3), angled outward at 45° to longitudinal axis of G1SA; G1TA smooth, lacking setae except on central rounded crest, tapering sharply to pointed upcurved tip; G1TA widened basally; in three parts, ventral lobe low, dorsal lobe in two parts, high rounded crest medially, low lobe laterally, ventral lobe lined by long setae (
<figureCitation id="DE9CE289FFD8490D6828801F78A3FC3B" box="[842,975,871,897]" captionStart="FIGURE 4" captionStartId="5.[151,250,869,893]" captionTargetBox="[218,1370,181,845]" captionTargetId="figure-17@5.[218,1370,181,845]" captionTargetPageId="5" captionText="FIGURE 4. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a):A, left G1, dorsal view; B, left G1, dorsal view, detail of terminal article (G1TA); C, left G1, turned to show detail of dorsal membrane and terminal article (G1TA). Scale bar: A = 2.0 mm; B = 0.85 mm; C = 0.8 mm." figureDoi="http://doi.org/10.5281/zenodo.12682024" httpUri="https://zenodo.org/record/12682024/files/figure.png" pageId="6" pageNumber="57">Figs. 4AC</figureCitation>
,
<figureCitation id="DE9CE289FFD8490D68B9801E7F4CFC3B" box="[987,1056,870,897]" captionStart="FIGURE 5" captionStartId="5.[151,250,1781,1805]" captionTargetBox="[218,1370,990,1758]" captionTargetId="figure-85@5.[218,1370,990,1758]" captionTargetPageId="5" captionText="FIGURE 5. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a):A, left G2, ventral view; B, left G1, ventral view; C, left G1, ventral view, showing detail of terminal article (G1TA). Scale bar: A = 2.2 mm; B = 1.5; C = 0.6 mm." figureDoi="http://doi.org/10.5281/zenodo.12682026" httpUri="https://zenodo.org/record/12682026/files/figure.png" pageId="6" pageNumber="57">5B, C</figureCitation>
). G1SA widest at base, narrowest at G1TA-G1SA junction; basal G1SA mesial margin lined by long setae; G1SA lateral margin mostly smooth (
<figureCitation id="DE9CE289FFD8490D6E0680F37BD0FC73" captionStart="FIGURE 4" captionStartId="5.[151,250,869,893]" captionTargetBox="[218,1370,181,845]" captionTargetId="figure-17@5.[218,1370,181,845]" captionTargetPageId="5" captionText="FIGURE 4. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a):A, left G1, dorsal view; B, left G1, dorsal view, detail of terminal article (G1TA); C, left G1, turned to show detail of dorsal membrane and terminal article (G1TA). Scale bar: A = 2.0 mm; B = 0.85 mm; C = 0.8 mm." figureDoi="http://doi.org/10.5281/zenodo.12682024" httpUri="https://zenodo.org/record/12682024/files/figure.png" pageId="6" pageNumber="57">Figs. 4A</figureCitation>
,
<figureCitation id="DE9CE289FFD8490D6BAA80D67B80FC73" box="[200,236,942,969]" captionStart="FIGURE 5" captionStartId="5.[151,250,1781,1805]" captionTargetBox="[218,1370,990,1758]" captionTargetId="figure-85@5.[218,1370,990,1758]" captionTargetPageId="5" captionText="FIGURE 5. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a):A, left G2, ventral view; B, left G1, ventral view; C, left G1, ventral view, showing detail of terminal article (G1TA). Scale bar: A = 2.2 mm; B = 1.5; C = 0.6 mm." figureDoi="http://doi.org/10.5281/zenodo.12682026" httpUri="https://zenodo.org/record/12682026/files/figure.png" pageId="6" pageNumber="57">5B</figureCitation>
). G2SA (
<figureCitation id="DE9CE289FFD8490D6A3780D77AC1FC73" box="[341,429,942,969]" captionStart="FIGURE 5" captionStartId="5.[151,250,1781,1805]" captionTargetBox="[218,1370,990,1758]" captionTargetId="figure-85@5.[218,1370,990,1758]" captionTargetPageId="5" captionText="FIGURE 5. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a):A, left G2, ventral view; B, left G1, ventral view; C, left G1, ventral view, showing detail of terminal article (G1TA). Scale bar: A = 2.2 mm; B = 1.5; C = 0.6 mm." figureDoi="http://doi.org/10.5281/zenodo.12682026" httpUri="https://zenodo.org/record/12682026/files/figure.png" pageId="6" pageNumber="57">Fig. 5A</figureCitation>
) long, slim, subequal to G1SA; G2SA widest at base, tapering sharply inward about one-third along length, last 2/3rds forming long, thin, tapering, upright process supporting long flagellum-like G2TA (G2TA/G2SA = 0.62) (
<figureCitation id="DE9CE289FFD8490D6AFB808F7A98FBAB" box="[409,500,1014,1041]" captionStart="FIGURE 5" captionStartId="5.[151,250,1781,1805]" captionTargetBox="[218,1370,990,1758]" captionTargetId="figure-85@5.[218,1370,990,1758]" captionTargetPageId="5" captionText="FIGURE 5. Arcopotamonautes parekeeae n. sp., adult male holotype, CW 39.0 mm, Yongoma River, South Pare Mountains, Tanzania (NMU 1968.02a):A, left G2, ventral view; B, left G1, ventral view; C, left G1, ventral view, showing detail of terminal article (G1TA). Scale bar: A = 2.2 mm; B = 1.5; C = 0.6 mm." figureDoi="http://doi.org/10.5281/zenodo.12682026" httpUri="https://zenodo.org/record/12682026/files/figure.png" pageId="6" pageNumber="57">Fig. 5A</figureCitation>
). Medium-sized species, adult at CWs 34.039.0 mm.
</paragraph>
<paragraph id="4618FE0CFFD8490D6BA587627E31FB8F" blockId="6.[151,1437,151,1689]" box="[199,1373,1050,1077]" pageId="6" pageNumber="57">
<emphasis id="74D3221EFFD8490D6BA587627A4CFB8E" bold="true" box="[199,288,1050,1076]" pageId="6" pageNumber="57">Colour.</emphasis>
The colour of living specimens is unknown, but specimens preserved in ethanol are light brown.
</paragraph>
</subSubSection>
<subSubSection id="0EBDAD87FFD8490D6BA5874779F7FBC7" pageId="6" pageNumber="57" type="materials_examined">
<paragraph id="4618FE0CFFD8490D6BA5874779F7FBC7" blockId="6.[151,1437,151,1689]" pageId="6" pageNumber="57">
<materialsCitation id="F6CFF451FFD8490D6BA5874779FBFBC7" ID-GBIF-Occurrence="4905323301" country="Tanzania" county="South Pare Mountains" elevation="579" latitude="-4.354582" location="Yongoma River" longitude="37.971104" municipality="Pare" pageId="6" pageNumber="57" specimenCount="1" typeStatus="holotype">
<emphasis id="74D3221EFFD8490D6BA587477A09FBE2" bold="true" box="[199,357,1086,1113]" pageId="6" pageNumber="57">Type locality.</emphasis>
<location id="4378A8D7FFD8490D6A0987477971FBE3" LSID="urn:lsid:plazi:treatment:CE0E4F1AFFDF490D6BF5874778C2F923:4378A8D7FFD8490D6A0987477971FBE3" box="[363,541,1087,1113]" country="Tanzania" county="South Pare Mountains" municipality="Pare" name="Yongoma River" pageId="6" pageNumber="57">Yongoma River</location>
,
<quantity id="815F53E9FFD8490D694A87477903FBE3" box="[552,623,1087,1113]" metricMagnitude="4" metricUnit="m" metricValue="1.3" pageId="6" pageNumber="57" unit="km" value="13.0">13 km</quantity>
south of Gonja,
<quantity id="815F53E9FFD8490D684B8746781CFBE3" box="[809,880,1086,1113]" metricMagnitude="2" metricUnit="m" metricValue="5.79" pageId="6" pageNumber="57" unit="m" value="579.0">
<elevation id="CD8A193FFFD8490D684B8746781CFBE3" box="[809,880,1086,1113]" metricMagnitude="2" metricUnit="m" metricValue="5.79" pageId="6" pageNumber="57" unit="m" value="579.0">579 m</elevation>
</quantity>
ASL,
<locationDeviation id="57AAE72EFFD8490D68DA87477E64FBE3" box="[952,1288,1087,1113]" pageId="6" pageNumber="57">
<quantity id="815F53E9FFD8490D68DA87477F6AFBE3" box="[952,1030,1087,1113]" metricMagnitude="3" metricUnit="m" metricValue="1.6" pageId="6" pageNumber="57" unit="km" value="1.6">1.6 km</quantity>
north of bridge at Pare
</locationDeviation>
(
<geoCoordinate id="239398CBFFD8490D6E7A87467EF4FBE3" box="[1304,1432,1086,1113]" degrees="-4.354582" direction="south" orientation="latitude" pageId="6" pageNumber="57" value="-4.354582">-4.354582°</geoCoordinate>
,
<geoCoordinate id="239398CBFFD8490D6BF5871B7A74FBC7" box="[151,280,1123,1149]" degrees="37.971104" direction="east" orientation="longitude" pageId="6" pageNumber="57" value="37.971104">37.971104°</geoCoordinate>
)
<collectingCounty id="AF798680FFD8490D6A4B871B7949FBC7" box="[297,549,1123,1149]" pageId="6" pageNumber="57">South Pare Mountains</collectingCounty>
,
<collectingCountry id="3EB0BE9CFFD8490D694D871B79FBFBC7" box="[559,663,1123,1149]" name="Tanzania" pageId="6" pageNumber="57">Tanzania</collectingCountry>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="0EBDAD87FFD8490D6BA587FF7F9DFB53" pageId="6" pageNumber="57" type="etymology">
<paragraph id="4618FE0CFFD8490D6BA587FF7F9DFB53" blockId="6.[151,1437,151,1689]" pageId="6" pageNumber="57">
<emphasis id="74D3221EFFD8490D6BA587FF7A22FB1B" bold="true" box="[199,334,1159,1185]" pageId="6" pageNumber="57">Etymology.</emphasis>
The species name,
<taxonomicName id="81A7858FFFD8490D694D87FF79CDFB1B" authorityName="Cumberlidge &amp; Jonas" authorityYear="2024" box="[559,673,1159,1185]" class="Malacostraca" family="Potamonautidae" genus="Arcopotamonautes" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="57" phylum="Arthropoda" rank="species" species="parekeeae">
<emphasis id="74D3221EFFD8490D694D87FF79CDFB1B" box="[559,673,1159,1185]" italics="true" pageId="6" pageNumber="57">parekeeae</emphasis>
</taxonomicName>
, is derived from a combination of “pare” (a reference to the South Pare Mountains in northeastern
<collectingCountry id="3EB0BE9CFFD8490D696387D3790AFB7F" box="[513,614,1195,1221]" name="Tanzania" pageId="6" pageNumber="57">Tanzania</collectingCountry>
where the specimens were collected) and “kee”, from Dr Ngan Kee Ng, that is given a feminine ending. The specific epithet is used as a Latin noun in the genitive singular.
</paragraph>
</subSubSection>
<subSubSection id="0EBDAD87FFD8490D6BA5878A7F7FF9CF" pageId="6" pageNumber="57" type="distribution">
<paragraph id="4618FE0CFFD8490D6BA5878A79FBFA8B" blockId="6.[151,1437,151,1689]" pageId="6" pageNumber="57">
<emphasis id="74D3221EFFD8490D6BA5878A7A35FAB6" bold="true" box="[199,345,1266,1292]" pageId="6" pageNumber="57">Distribution</emphasis>
.
<taxonomicName id="81A7858FFFD8490D6A0A878B79D8FAB7" authorityName="Cumberlidge &amp; Jonas" authorityYear="2024" box="[360,692,1267,1293]" class="Malacostraca" family="Potamonautidae" genus="Arcopotamonautes" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="57" phylum="Arthropoda" rank="species" species="parekeeae" status="sp. nov.">
<emphasis id="74D3221EFFD8490D6A0A878B79D8FAB7" box="[360,692,1267,1293]" italics="true" pageId="6" pageNumber="57">Arcopotamonautes parekeeae</emphasis>
</taxonomicName>
<emphasis id="74D3221EFFD8490D69DE878B7997FAB7" bold="true" box="[700,763,1267,1293]" pageId="6" pageNumber="57">
<taxonomicNameLabel id="6FE09F65FFD8490D69DE878B7997FAB7" box="[700,763,1267,1293]" pageId="6" pageNumber="57" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
is known from three localities that are all in the South Pare Mountains in northeastern
<collectingCountry id="3EB0BE9CFFD8490D6AA6866F7945FA8B" box="[452,553,1303,1329]" name="Tanzania" pageId="6" pageNumber="57">Tanzania</collectingCountry>
(
<figureCitation id="DE9CE289FFD8490D695A866F79E5FA8B" box="[568,649,1303,1329]" captionStart="FIGURE 11" captionStartId="12.[151,250,1284,1308]" captionTargetBox="[164,1423,319,1250]" captionTargetId="figure-89@12.[164,1423,309,1260]" captionTargetPageId="12" captionText="FIGURE 11. Map showing the geographic distribution of Arcopotamonautes parekeeae n. sp. (black circles) and A. ngae n. sp. (black triangle). Scale bar = 100 km. See text for exact localities." figureDoi="http://doi.org/10.5281/zenodo.12682038" httpUri="https://zenodo.org/record/12682038/files/figure.png" pageId="6" pageNumber="57">Fig. 11</figureCitation>
).
</paragraph>
<paragraph id="4618FE0CFFD8490D6BA586427F7FF9CF" blockId="6.[151,1437,151,1689]" pageId="6" pageNumber="57">
<emphasis id="74D3221EFFD8490D6BA586427A46FAEE" bold="true" box="[199,298,1338,1364]" pageId="6" pageNumber="57">Habitat.</emphasis>
This species is found in the Yongoma River in the forested highlands of the South Pare Mountains of northeastern
<collectingCountry id="3EB0BE9CFFD8490D6A2D86277ADBFAC3" box="[335,439,1375,1401]" name="Tanzania" pageId="6" pageNumber="57">Tanzania</collectingCountry>
. The South and North Pare Mountains lie between
<collectingRegion id="846330EEFFD8490D6F7986277F94FAC3" box="[1051,1272,1375,1401]" country="Tanzania" name="Kilimanjaro" pageId="6" pageNumber="57">Mount Kilimanjaro</collectingRegion>
and the West Usambara Mountains, and are part of the Eastern Arc Mountain range, a group of highlands in
<collectingCountry id="3EB0BE9CFFD8490D6FD486FB7E77FA27" box="[1206,1307,1411,1437]" name="Tanzania" pageId="6" pageNumber="57">Tanzania</collectingCountry>
that extend southward ending with the Udzungwa and Mahenge Mountains. The South Pare Mountains are separated from the West Usambara Mountains by the Mkomazi River valley. The South Pare Mountains support a range of montane habitats and a number of forest reserves, the largest of which is the Chome Nature Forest Reserve. Crabs were found in or near a shallow stream (
<quantity id="815F53E9FFD8490D6AB0856A792FF997" box="[466,579,1554,1581]" metricMagnitude="0" metricUnit="m" metricValue="1.65" metricValueMax="1.8" metricValueMin="1.5" pageId="6" pageNumber="57" unit="m" value="1.65" valueMax="1.8" valueMin="1.5">1.51.8 m</quantity>
wide) flowing over a large rocky outcrop. The stream was heavily shaded by the dense vegetation growing above the outcrop. Crabs were either living on the stream bed between loose stones, or (more commonly) seen out of the water in stony areas near the stream banks.
</paragraph>
</subSubSection>
<subSubSection id="0EBDAD87FFD8490D6BA5850778C2F923" box="[199,942,1663,1689]" pageId="6" pageNumber="57" type="discussion">
<paragraph id="4618FE0CFFD8490D6BA5850778C2F923" blockId="6.[151,1437,151,1689]" box="[199,942,1663,1689]" pageId="6" pageNumber="57">
<emphasis id="74D3221EFFD8490D6BA585077A57F923" bold="true" box="[199,315,1663,1689]" pageId="6" pageNumber="57">Remarks.</emphasis>
For comparisons see Remarks for
<taxonomicName id="81A7858FFFD8490D69A38507787BF922" authorityName="Cumberlidge &amp; Jonas" authorityYear="2024" box="[705,791,1663,1689]" class="Malacostraca" family="Potamonautidae" genus="Arcopotamonautes" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="57" phylum="Arthropoda" rank="species" species="ngae" status="n. sp.">
<emphasis id="74D3221EFFD8490D69A38507787BF922" box="[705,791,1663,1689]" italics="true" pageId="6" pageNumber="57">A. ngae</emphasis>
</taxonomicName>
<emphasis id="74D3221EFFD8490D687C85077831F923" bold="true" box="[798,861,1663,1689]" pageId="6" pageNumber="57">
<taxonomicNameLabel id="6FE09F65FFD8490D687C85077831F923" box="[798,861,1663,1689]" pageId="6" pageNumber="57" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
below.
</paragraph>
</subSubSection>
</treatment>
</document>