treatments-xml/data/F1/6B/FB/F16BFB33FFF9FFA0FF6AF951FC2FFD3D.xml
2024-06-21 12:57:21 +02:00

194 lines
33 KiB
XML
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<document id="558313629A3E378F9AD7B90F889EA3F0" ID-CLB-Dataset="37321" ID-DOI="10.11646/zootaxa.4209.1.1" ID-GBIF-Dataset="2de5b7bf-3975-458a-b200-07ec69f4e013" ID-ISSN="1175-5326" ID-Zenodo-Dep="272646" ID-ZooBank="849BAB5C-464A-4B4A-A586-5742411EDC01" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1484407904318" checkinUser="plazi" docAuthor="Ng, Peter K. L. &amp; Castro, Peter" docDate="2016" docId="F16BFB33FFF9FFA0FF6AF951FC2FFD3D" docLanguage="en" docName="zootaxa.4209.1.1.pdf.imf" docOrigin="Zootaxa 4209 (1)" docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.14:Zootaxa.2013-.monograph" docStyleId="5EBBA59367AD13919D70D935FA04F6A3" docStyleName="Zootaxa.2013-.monograph" docStyleVersion="14" docTitle="Megaesthesius westralia Davie 2013" docType="treatment" docVersion="8" lastPageNumber="92" masterDocId="0D52834BFFA3FFFBFFFDFFD1FFCDFFB9" masterDocTitle="Revision of the family Chasmocarcinidae Serène, 1964 (Crustacea, Brachyura, Goneplacoidea)" masterLastPageNumber="182" masterPageNumber="1" pageNumber="91" updateTime="1698435566492" updateUser="ExternalLinkService">
<mods:mods id="A3A4F6CBB58AD349B9DBEF008D4C6D1E" xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo id="52AF6DE4E1BCB71B43DA86C5EC2E4680">
<mods:title id="E78D010386B0401282213981219B71AE">Revision of the family Chasmocarcinidae Serène, 1964 (Crustacea, Brachyura, Goneplacoidea)</mods:title>
</mods:titleInfo>
<mods:name id="07AA2C531678B5D275EC286E3636AB32" type="personal">
<mods:role id="0D9F7BCB3D5949B68411249846CB8834">
<mods:roleTerm id="C8E72B5C5BFC748CB2A2D55BF94A7F29">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="1498ED5846158D04B1A83672FB21BD3B">Ng, Peter K. L.</mods:namePart>
</mods:name>
<mods:name id="BD53F071860ADA2C3840915F0FB6A766" type="personal">
<mods:role id="42D35DC23456B69B57B1E968A7D60B7D">
<mods:roleTerm id="5DDE4EBCC7A6921C4649CC97753392A5">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="D776A9F920F8C0F3CC1A9F57EF69FBE5">Castro, Peter</mods:namePart>
</mods:name>
<mods:typeOfResource id="2A8C6D457D441124EBD9C3A74A1002D6">text</mods:typeOfResource>
<mods:relatedItem id="9DA0AA61E45E0F3E9A8D7000EDD39BB0" type="host">
<mods:titleInfo id="FE01E34D2323BD9958BDA56720AE5B1D">
<mods:title id="EA9D82255D37421C484F77482B9A759F">Zootaxa</mods:title>
</mods:titleInfo>
<mods:part id="A899DFD9C8BDB7D9EA53C308F673BF75">
<mods:date id="D01CAC4434ECE328085B887CC4CF7B3F">2016</mods:date>
<mods:detail id="BC04917A9268001B6D294FAA790F92DC" type="volume">
<mods:number id="8B709B49D2AC4451F8CB6B7F84EB0B3B">4209</mods:number>
</mods:detail>
<mods:detail id="B05F433E1A12F69D4C6B746779322117" type="issue">
<mods:number id="7AC700BB6E1E300AC27E08EFF89481D5">1</mods:number>
</mods:detail>
<mods:extent id="CBDBE3DDC02D7319A805BDD5AB9E810B" unit="page">
<mods:start id="2176114772B64753B4082A41B644005D">1</mods:start>
<mods:end id="75DCEC183DACF0948A9727F719A3FCAA">182</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:classification id="043B5A93A4B22A8EB0DFB2CB5ED358CF">journal article</mods:classification>
<mods:identifier id="DEA9D94808388A84B8274DA4E1F98B6E" type="CLB-Dataset">37321</mods:identifier>
<mods:identifier id="668AFFC9B8B4CA2E8DD076CA16E74A78" type="DOI">10.11646/zootaxa.4209.1.1</mods:identifier>
<mods:identifier id="2494B129597DC846CE9580642B032C73" type="GBIF-Dataset">2de5b7bf-3975-458a-b200-07ec69f4e013</mods:identifier>
<mods:identifier id="31DE71DF4F0A7C37B3B915507A457CB6" type="ISSN">1175-5326</mods:identifier>
<mods:identifier id="5FB143CFEA9D73E5B0D9CDBE67742D19" type="Zenodo-Dep">272646</mods:identifier>
<mods:identifier id="900BF882838EB39121877A364A0BE4C9" type="ZooBank">849BAB5C-464A-4B4A-A586-5742411EDC01</mods:identifier>
</mods:mods>
<treatment id="F16BFB33FFF9FFA0FF6AF951FC2FFD3D" ID-DOI="http://doi.org/10.5281/zenodo.5617235" ID-GBIF-Taxon="127419538" ID-Zenodo-Dep="5617235" LSID="urn:lsid:plazi:treatment:F16BFB33FFF9FFA0FF6AF951FC2FFD3D" httpUri="http://treatment.plazi.org/id/F16BFB33FFF9FFA0FF6AF951FC2FFD3D" lastPageId="91" lastPageNumber="92" pageId="90" pageNumber="91">
<subSubSection id="31D819AEFFF9FFA1FF6AF951FE1AF902" pageId="90" pageNumber="91" type="nomenclature">
<paragraph id="797D4A25FFF9FFA1FF6AF951FD98F923" blockId="90.[151,597,1664,1723]" box="[151,597,1664,1690]" pageId="90" pageNumber="91">
<heading id="2235FD49FFF9FFA1FF6AF951FD98F923" bold="true" box="[151,597,1664,1690]" fontSize="11" level="1" pageId="90" pageNumber="91" reason="1">
<taxonomicName id="BEC231A6FFF9FFA1FF6AF951FD98F923" ID-CoL="3YTN2" authority="Davie, 2013" authorityName="Davie" authorityYear="2013" box="[151,597,1664,1690]" class="Malacostraca" family="Chasmocarcinidae" genus="Megaesthesius" kingdom="Animalia" order="Decapoda" pageId="90" pageNumber="91" phylum="Arthropoda" rank="species" species="westralia">
<emphasis id="4BB69637FFF9FFA1FF6AF951FD98F923" bold="true" box="[151,597,1664,1690]" pageId="90" pageNumber="91">
<emphasis id="4BB69637FFF9FFA1FF6AF951FE70F923" bold="true" box="[151,445,1664,1690]" italics="true" pageId="90" pageNumber="91">Megaesthesius westralia</emphasis>
Davie, 2013
</emphasis>
</taxonomicName>
</heading>
</paragraph>
<paragraph id="797D4A25FFF9FFA1FF6AF973FE1AF902" blockId="90.[151,597,1664,1723]" box="[151,471,1698,1723]" pageId="90" pageNumber="91">
(
<figureCitation id="E1F956A0FFF9FFA1FF62F973FF34F902" box="[159,249,1698,1723]" captionStart="FIGURE 19" captionStartId="92.[151,250,1665,1687]" captionTargetBox="[203,1371,195,1618]" captionTargetId="figure@92.[203,1371,195,1632]" captionTargetPageId="92" captionText="FIGURE 19. Species of Megaesthesius and Alainthesius n. gen. A, B, Megaesthesius sagedae, Singapore: male 2.5 × 3.0 mm (ZRC 1995.883); C F, Megaesthesius yokoyai (after Takeda &amp; Miyake 1969 a: figs. 3 a, 4 f, 4 a, 4 e, respectively); G L, Alainthesius signatus n. sp., Madagascar: holotype male 2.5 × 3.3 mm (MNHN-IU- 2013 - 9472) (after Crosnier 1975: fig. 1 a, 1 k, 1 j, 1 b, 1 c, 1 i, respectively); M R, Megaesthesius westralia, Australia: holotype male 3.4 × 3.8 mm (after Davie 2013: figs. 1 A, B, 2 A, D, E, 3 E); S, W, Megaesthesius sagedae, Singapore: male 2.5 × 3.0 mm (ZRC 1995.885); T, X, Megaesthesius migmus n. sp., Philippines: holotype male 4.4 × 4.9 mm (NMCR); U, Y, Alainthesius bertrandi n. sp., New Caledonia: holotype male 3.3 × 4.1 mm (MNHN-IU- 2013 - 9073); V, Alainthesius bertrandi n. sp., Papua New Guinea: female 5.6 × 6.9 mm (MNHN-IU- 2013 - 9012). A, overall habitus; B, C, G, M, dorsal view of carapace; E, left P 4; F, I, frontal view of cephalothorax; H, O, frontal and anterolateral margin of carapace; N, ventral view of cephalothorax; J, right P 3; K, buccal cavity and posterior margin of epistome; Q, right P 4; R, right P 5; D, L, P, male pleon; S V, posterior margin of epistome; W Y, left thoracic sternites 7 and 8, “ supplementary plate ”, penis tube and penis. Abbreviations: cx 4 = coxa of P 4; cx 5 = coxa of P 5; p = penis; pt = calcified penis tube; sp = “ supplementary plate ”; st 7 = thoracic sternite 7; st 8 = thoracic sternite 8." httpUri="https://zenodo.org/record/272665/files/figure.png" pageId="90" pageNumber="91">Figs. 19</figureCitation>
MR; 34C; 82JM)
</paragraph>
</subSubSection>
<subSubSection id="31D819AEFFF9FFA1FF6AF93BFB9FF8A6" pageId="90" pageNumber="91" type="reference_group">
<paragraph id="797D4A25FFF9FFA1FF6AF93BFBF1F8B9" blockId="90.[151,1106,1770,1823]" box="[151,1084,1770,1792]" pageId="90" pageNumber="91">
<taxonomicName id="BEC231A6FFF9FFA1FF6AF93BFE48F8B9" ID-CoL="3YTMZ" box="[151,389,1770,1792]" class="Malacostraca" family="Chasmocarcinidae" genus="Megaesthesius" kingdom="Animalia" order="Decapoda" pageId="90" pageNumber="91" phylum="Arthropoda" rank="species" species="sagedae">
<emphasis id="4BB69637FFF9FFA1FF6AF93BFE48F8B9" box="[151,389,1770,1792]" italics="true" pageId="90" pageNumber="91">Megaesthesius sagedae</emphasis>
</taxonomicName>
—Poore
<emphasis id="4BB69637FFF9FFA1FE1DF93AFDDEF8B9" box="[480,531,1770,1792]" italics="true" pageId="90" pageNumber="91">et al.</emphasis>
2008: 46. Not
<taxonomicName id="BEC231A6FFF9FFA1FD56F93BFBF5F8B9" ID-CoL="3YTMZ" authority="Rathbun, 1909" authorityName="Rathbun" authorityYear="1909" box="[683,1080,1770,1792]" class="Malacostraca" family="Chasmocarcinidae" genus="Megaesthesius" kingdom="Animalia" order="Decapoda" pageId="90" pageNumber="91" phylum="Arthropoda" rank="species" species="sagedae">
<emphasis id="4BB69637FFF9FFA1FD56F93BFC54F8B9" box="[683,921,1770,1792]" italics="true" pageId="90" pageNumber="91">Megaesthesius sagedae</emphasis>
<bibRefCitation id="1D5337D4FFF9FFA1FC5DF93BFBF5F8B9" author="Rathbun" box="[928,1080,1770,1792]" pageId="90" pageNumber="91" refString="Rathbun, M. J. (1909) New crabs from the Gulf of Siam. Proceedings of the Biological Society of Washington, 22, 107 - 114." type="journal article" year="1909">Rathbun, 1909</bibRefCitation>
</taxonomicName>
.
</paragraph>
<paragraph id="797D4A25FFF9FFA1FF6AF8D8FB9FF8A6" blockId="90.[151,1106,1770,1823]" box="[151,1106,1801,1823]" pageId="90" pageNumber="91">
<materialsCitation id="C9AA4078FFF9FFA1FF6AF8D8FB9FF8A6" ID-GBIF-Occurrence="1424726213" box="[151,1106,1801,1823]" location="Western Australia" pageId="90" pageNumber="91" specimenCount="1" stateProvince="Western Australia" typeStatus="holotype">
<taxonomicName id="BEC231A6FFF9FFA1FF6AF8D8FD84F8A6" ID-CoL="3YTN2" authority="Davie, 2013: 470" authorityName="Davie" authorityPageNumber="470" authorityYear="2013" box="[151,585,1801,1823]" class="Malacostraca" family="Chasmocarcinidae" genus="Megaesthesius" kingdom="Animalia" order="Decapoda" pageId="90" pageNumber="91" phylum="Arthropoda" rank="species" species="westralia">
<emphasis id="4BB69637FFF9FFA1FF6AF8D8FE5DF8A6" box="[151,400,1801,1823]" italics="true" pageId="90" pageNumber="91">Megaesthesius westralia</emphasis>
Davie, 2013: 470
</taxonomicName>
, figs. 1, 2, 3AE [
<typeStatus id="A679F487FFF9FFA1FD02F8DBFCE0F8A6" box="[767,813,1802,1823]" pageId="90" pageNumber="91">type</typeStatus>
locality:
<collectingRegion id="BB0684C7FFF9FFA1FC70F8DBFB85F8A6" box="[909,1096,1801,1823]" country="Australia" name="Western Australia" pageId="90" pageNumber="91">
<collectingRegion id="BB0684C7FFF9FFA1FC70F8DBFC12F8A6" box="[909,991,1802,1823]" country="Solomon Islands" name="Western" pageId="90" pageNumber="91">Western</collectingRegion>
Australia
</collectingRegion>
].
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection id="31D819AEFFF9FFA1FF6AF89DFB32F831" pageId="90" pageNumber="91" type="materials_examined">
<paragraph id="797D4A25FFF9FFA1FF6AF89DFB32F831" blockId="90.[151,1437,1868,2037]" pageId="90" pageNumber="91">
<materialsCitation id="C9AA4078FFF9FFA1FF6AF89DFB32F831" ID-GBIF-Occurrence="1424726214" collectingDate="2005-10-12" collectionCode="NMV" country="Australia" county="Ningaloo" elevation="104" latitude="-22.066668" location="Sherman" longLatPrecision="12" longitude="113.80666" municipality="Southern Surveyor" pageId="90" pageNumber="91" specimenCount="2" stateProvince="Western Australia" typeStatus="holotype">
<emphasis id="4BB69637FFF9FFA1FF6AF89DFE89F8DC" bold="true" box="[151,324,1868,1893]" pageId="90" pageNumber="91">
<typeStatus id="A679F487FFF9FFA1FF6AF89DFF1FF8DC" box="[151,210,1868,1893]" pageId="90" pageNumber="91">Type</typeStatus>
material
</emphasis>
.
<typeStatus id="A679F487FFF9FFA1FEA5F89DFE0DF8DC" box="[344,448,1868,1893]" pageId="90" pageNumber="91" type="holotype">Holotype</typeStatus>
male (3.4 ×
<quantity id="BE3AE7C0FFF9FFA1FD95F89DFD08F8DD" box="[616,709,1868,1892]" metricMagnitude="-3" metricUnit="m" metricValue="3.8" pageId="90" pageNumber="91" unit="mm" value="3.8">3.8 mm</quantity>
) (
<collectionCode id="1FD3D2E0FFF9FFA1FD1FF89DFCE8F8DD" box="[738,805,1868,1892]" country="Australia" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34978" name="Museum Victoria" pageId="90" pageNumber="91">NMV</collectionCode>
<accessionNumber id="6691D7C6FFF9FFA1FCCEF89DFC45F8DC" box="[819,904,1868,1893]" httpUri="https://www.ebi.ac.uk/ena/browser/api/embl/J54597" pageId="90" pageNumber="91" type="EnaNcbi">J54597</accessionNumber>
),
<collectingCountry id="01D50AB5FFF9FFA1FC5CF89DFBC6F8DC" box="[929,1035,1868,1893]" name="Australia" pageId="90" pageNumber="91">Australia</collectingCountry>
,
<collectingRegion id="BB0684C7FFF9FFA1FBE1F89CFB23F8DC" box="[1052,1262,1868,1893]" country="Australia" name="Western Australia" pageId="90" pageNumber="91">
<collectingRegion id="BB0684C7FFF9FFA1FBE1F89CFBBAF8DD" box="[1052,1143,1869,1892]" country="Solomon Islands" name="Western" pageId="90" pageNumber="91">Western</collectingRegion>
Australia
</collectingRegion>
, off
<collectingCounty id="901C32A9FFF9FFA1FAD0F89DFA55F8DC" box="[1325,1432,1868,1893]" pageId="90" pageNumber="91">Ningaloo</collectingCounty>
,
<collectingMunicipality id="9919D05FFFF9FFA1FF6AF8BEFEAAF83E" box="[151,359,1903,1928]" pageId="90" pageNumber="91">
<emphasis id="4BB69637FFF9FFA1FF6AF8BEFEAAF83E" box="[151,359,1903,1928]" italics="true" pageId="90" pageNumber="91">Southern Surveyor</emphasis>
</collectingMunicipality>
, stn SS10-2005,
<geoCoordinate id="1CF62CE2FFF9FFA1FDDAF8A1FD65F831" box="[551,680,1904,1928]" direction="south" orientation="latitude" pageId="90" pageNumber="91" precision="9" value="-22.066668">22°04.00S</geoCoordinate>
,
<geoCoordinate id="1CF62CE2FFF9FFA1FD49F8A1FC8DF831" box="[692,832,1904,1928]" direction="east" orientation="longitude" pageId="90" pageNumber="91" precision="9" value="113.80666">113°48.40'E</geoCoordinate>
,
<location id="7C1D1CFEFFF9FFA1FCB6F8BEFC62F831" LSID="urn:lsid:plazi:treatment:F16BFB33FFF9FFA0FF6AF951FC2FFD3D:7C1D1CFEFFF9FFA1FCB6F8BEFC62F831" box="[843,943,1903,1928]" country="Australia" county="Ningaloo" latitude="-22.066668" longLatPrecision="12" longitude="113.80666" municipality="Southern Surveyor" name="Sherman" pageId="90" pageNumber="91" stateProvince="Western Australia">Sherman</location>
sled,
<elevation id="F2EFAD16FFF9FFA1FC0CF8BEFBA0F83E" box="[1009,1133,1903,1928]" metricMagnitude="2" metricUnit="m" metricValue="1.035" metricValueMax="1.06" metricValueMin="1.01" pageId="90" pageNumber="91" unit="m" value="103.5" valueMax="106.0" valueMin="101.0">
<quantity id="BE3AE7C0FFF9FFA1FC0CF8BEFBA0F83E" box="[1009,1133,1903,1928]" metricMagnitude="2" metricUnit="m" metricValue="1.035" metricValueMax="1.06" metricValueMin="1.01" pageId="90" pageNumber="91" unit="m" value="103.5" valueMax="106.0" valueMin="101.0">101-106 m</quantity>
</elevation>
,
<collectingDate id="1D38950DFFF9FFA1FB84F8BEFB36F831" box="[1145,1275,1903,1928]" pageId="90" pageNumber="91" value="2005-10-12">
<date id="0D7C6CE5FFF9FFA1FB84F8BEFB36F831" box="[1145,1275,1903,1928]" pageId="90" pageNumber="91" value="2005-10-12">10.12.2005</date>
</collectingDate>
.
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection id="31D819AEFFF9FFA0FF3AF845FA5DFE4C" lastPageId="91" lastPageNumber="92" pageId="90" pageNumber="91" type="diagnosis">
<paragraph id="797D4A25FFF9FFA0FF3AF845FA5DFE4C" blockId="90.[151,1437,1868,2037]" lastBlockId="91.[151,1437,151,645]" lastPageId="91" lastPageNumber="92" pageId="90" pageNumber="91">
<emphasis id="4BB69637FFF9FFA1FF3AF845FEF7F814" bold="true" box="[199,314,1940,1965]" pageId="90" pageNumber="91">Diagnosis</emphasis>
. Carapace (
<figureCitation id="E1F956A0FFF9FFA1FE3DF845FDDCF815" box="[448,529,1940,1965]" captionStart="FIGURE 19" captionStartId="92.[151,250,1665,1687]" captionTargetBox="[203,1371,195,1618]" captionTargetId="figure@92.[203,1371,195,1632]" captionTargetPageId="92" captionText="FIGURE 19. Species of Megaesthesius and Alainthesius n. gen. A, B, Megaesthesius sagedae, Singapore: male 2.5 × 3.0 mm (ZRC 1995.883); C F, Megaesthesius yokoyai (after Takeda &amp; Miyake 1969 a: figs. 3 a, 4 f, 4 a, 4 e, respectively); G L, Alainthesius signatus n. sp., Madagascar: holotype male 2.5 × 3.3 mm (MNHN-IU- 2013 - 9472) (after Crosnier 1975: fig. 1 a, 1 k, 1 j, 1 b, 1 c, 1 i, respectively); M R, Megaesthesius westralia, Australia: holotype male 3.4 × 3.8 mm (after Davie 2013: figs. 1 A, B, 2 A, D, E, 3 E); S, W, Megaesthesius sagedae, Singapore: male 2.5 × 3.0 mm (ZRC 1995.885); T, X, Megaesthesius migmus n. sp., Philippines: holotype male 4.4 × 4.9 mm (NMCR); U, Y, Alainthesius bertrandi n. sp., New Caledonia: holotype male 3.3 × 4.1 mm (MNHN-IU- 2013 - 9073); V, Alainthesius bertrandi n. sp., Papua New Guinea: female 5.6 × 6.9 mm (MNHN-IU- 2013 - 9012). A, overall habitus; B, C, G, M, dorsal view of carapace; E, left P 4; F, I, frontal view of cephalothorax; H, O, frontal and anterolateral margin of carapace; N, ventral view of cephalothorax; J, right P 3; K, buccal cavity and posterior margin of epistome; Q, right P 4; R, right P 5; D, L, P, male pleon; S V, posterior margin of epistome; W Y, left thoracic sternites 7 and 8, “ supplementary plate ”, penis tube and penis. Abbreviations: cx 4 = coxa of P 4; cx 5 = coxa of P 5; p = penis; pt = calcified penis tube; sp = “ supplementary plate ”; st 7 = thoracic sternite 7; st 8 = thoracic sternite 8." httpUri="https://zenodo.org/record/272665/files/figure.png" pageId="90" pageNumber="91">Fig. 19</figureCitation>
M; Davie 2013: fig. 1A, B) subquadrate, 1.1 wider than long; front bilobed, with deep median cleft; dorsal surface with low, spherical tubercles. Lateral margins straight, parallel to each other, each with 4 teeth (last as large tubercle) separated by deep notches. Long orbits, eye peduncle elongated (
<figureCitation id="E1F956A0FFF9FFA1FAD9F80DFAB5F84D" box="[1316,1400,2012,2037]" captionStart="FIGURE 19" captionStartId="92.[151,250,1665,1687]" captionTargetBox="[203,1371,195,1618]" captionTargetId="figure@92.[203,1371,195,1632]" captionTargetPageId="92" captionText="FIGURE 19. Species of Megaesthesius and Alainthesius n. gen. A, B, Megaesthesius sagedae, Singapore: male 2.5 × 3.0 mm (ZRC 1995.883); C F, Megaesthesius yokoyai (after Takeda &amp; Miyake 1969 a: figs. 3 a, 4 f, 4 a, 4 e, respectively); G L, Alainthesius signatus n. sp., Madagascar: holotype male 2.5 × 3.3 mm (MNHN-IU- 2013 - 9472) (after Crosnier 1975: fig. 1 a, 1 k, 1 j, 1 b, 1 c, 1 i, respectively); M R, Megaesthesius westralia, Australia: holotype male 3.4 × 3.8 mm (after Davie 2013: figs. 1 A, B, 2 A, D, E, 3 E); S, W, Megaesthesius sagedae, Singapore: male 2.5 × 3.0 mm (ZRC 1995.885); T, X, Megaesthesius migmus n. sp., Philippines: holotype male 4.4 × 4.9 mm (NMCR); U, Y, Alainthesius bertrandi n. sp., New Caledonia: holotype male 3.3 × 4.1 mm (MNHN-IU- 2013 - 9073); V, Alainthesius bertrandi n. sp., Papua New Guinea: female 5.6 × 6.9 mm (MNHN-IU- 2013 - 9012). A, overall habitus; B, C, G, M, dorsal view of carapace; E, left P 4; F, I, frontal view of cephalothorax; H, O, frontal and anterolateral margin of carapace; N, ventral view of cephalothorax; J, right P 3; K, buccal cavity and posterior margin of epistome; Q, right P 4; R, right P 5; D, L, P, male pleon; S V, posterior margin of epistome; W Y, left thoracic sternites 7 and 8, “ supplementary plate ”, penis tube and penis. Abbreviations: cx 4 = coxa of P 4; cx 5 = coxa of P 5; p = penis; pt = calcified penis tube; sp = “ supplementary plate ”; st 7 = thoracic sternite 7; st 8 = thoracic sternite 8." httpUri="https://zenodo.org/record/272665/files/figure.png" pageId="90" pageNumber="91">Fig. 19</figureCitation>
O); Davie 2013: fig. 2A, B), immobile, cornea reduced, non-pigmented. Antennule greatly enlarged (
<figureCitation id="E1F956A0FFF8FFA0FAFBFF46FA97FF09" box="[1286,1370,151,176]" captionStart="FIGURE 19" captionStartId="92.[151,250,1665,1687]" captionTargetBox="[203,1371,195,1618]" captionTargetId="figure@92.[203,1371,195,1632]" captionTargetPageId="92" captionText="FIGURE 19. Species of Megaesthesius and Alainthesius n. gen. A, B, Megaesthesius sagedae, Singapore: male 2.5 × 3.0 mm (ZRC 1995.883); C F, Megaesthesius yokoyai (after Takeda &amp; Miyake 1969 a: figs. 3 a, 4 f, 4 a, 4 e, respectively); G L, Alainthesius signatus n. sp., Madagascar: holotype male 2.5 × 3.3 mm (MNHN-IU- 2013 - 9472) (after Crosnier 1975: fig. 1 a, 1 k, 1 j, 1 b, 1 c, 1 i, respectively); M R, Megaesthesius westralia, Australia: holotype male 3.4 × 3.8 mm (after Davie 2013: figs. 1 A, B, 2 A, D, E, 3 E); S, W, Megaesthesius sagedae, Singapore: male 2.5 × 3.0 mm (ZRC 1995.885); T, X, Megaesthesius migmus n. sp., Philippines: holotype male 4.4 × 4.9 mm (NMCR); U, Y, Alainthesius bertrandi n. sp., New Caledonia: holotype male 3.3 × 4.1 mm (MNHN-IU- 2013 - 9073); V, Alainthesius bertrandi n. sp., Papua New Guinea: female 5.6 × 6.9 mm (MNHN-IU- 2013 - 9012). A, overall habitus; B, C, G, M, dorsal view of carapace; E, left P 4; F, I, frontal view of cephalothorax; H, O, frontal and anterolateral margin of carapace; N, ventral view of cephalothorax; J, right P 3; K, buccal cavity and posterior margin of epistome; Q, right P 4; R, right P 5; D, L, P, male pleon; S V, posterior margin of epistome; W Y, left thoracic sternites 7 and 8, “ supplementary plate ”, penis tube and penis. Abbreviations: cx 4 = coxa of P 4; cx 5 = coxa of P 5; p = penis; pt = calcified penis tube; sp = “ supplementary plate ”; st 7 = thoracic sternite 7; st 8 = thoracic sternite 8." httpUri="https://zenodo.org/record/272665/files/figure.png" pageId="91" pageNumber="92">Fig. 19</figureCitation>
N, O; Davie 2013: fig. 1), particularly in males. Third maxillipeds (
<figureCitation id="E1F956A0FFF8FFA0FC9EFF6DFC74FF6D" box="[867,953,188,213]" captionStart="FIGURE 34" captionStartId="107.[151,250,1457,1479]" captionTargetBox="[188,1388,200,1429]" captionTargetId="figure@107.[151,1436,193,1456]" captionTargetPageId="107" captionText="FIGURE 34. Third maxilliped of species of Megaesthesius and Alainthesius n. gen. A, Megaesthesius sagedae, Singapore: male 2.5 × 3.0 mm (ZRC 1995.885); B, Megaesthesius yokoyai, Japan: male 3.5 × 3.8 mm (after Takeda &amp; Miyake 1969: fig. 4 c); C, Megaethesius westralia, Australia: holotype male 3.4 × 3.8 mm (after Davie 2013: fig. 2 C); D, Megaesthesius migmus n. sp., Philippines: paratype female 4.6 × 5.2 mm (ZRC 2015.243); E, Alainthesius signatus n. sp., Madagascar: holotype male 2.5 × 3.3 mm (after Crosnier 1975: fig. 1 e); F, Alainthesius bertrandi n. sp., New Caledonia: holotype male 3.3 × 4.1 mm (MNHN-IU- 2013 - 9073). Scales = 0.5 mm." httpUri="https://zenodo.org/record/272680/files/figure.png" pageId="91" pageNumber="92">Fig. 34</figureCitation>
C; Davie 2013: fig. 2C) nearly fill buccal cavern when closed; merus subtriangular, outer margin with small teeth; ischium subquadrate, outer margin with small teeth, about same size as merus; outer margins of merus, ischium with small spines. Chelipeds unknown. Proportionally short ambulatory legs (
<figureCitation id="E1F956A0FFF8FFA0FDBBFEF6FD5AFEF9" box="[582,663,295,320]" captionStart="FIGURE 19" captionStartId="92.[151,250,1665,1687]" captionTargetBox="[203,1371,195,1618]" captionTargetId="figure@92.[203,1371,195,1632]" captionTargetPageId="92" captionText="FIGURE 19. Species of Megaesthesius and Alainthesius n. gen. A, B, Megaesthesius sagedae, Singapore: male 2.5 × 3.0 mm (ZRC 1995.883); C F, Megaesthesius yokoyai (after Takeda &amp; Miyake 1969 a: figs. 3 a, 4 f, 4 a, 4 e, respectively); G L, Alainthesius signatus n. sp., Madagascar: holotype male 2.5 × 3.3 mm (MNHN-IU- 2013 - 9472) (after Crosnier 1975: fig. 1 a, 1 k, 1 j, 1 b, 1 c, 1 i, respectively); M R, Megaesthesius westralia, Australia: holotype male 3.4 × 3.8 mm (after Davie 2013: figs. 1 A, B, 2 A, D, E, 3 E); S, W, Megaesthesius sagedae, Singapore: male 2.5 × 3.0 mm (ZRC 1995.885); T, X, Megaesthesius migmus n. sp., Philippines: holotype male 4.4 × 4.9 mm (NMCR); U, Y, Alainthesius bertrandi n. sp., New Caledonia: holotype male 3.3 × 4.1 mm (MNHN-IU- 2013 - 9073); V, Alainthesius bertrandi n. sp., Papua New Guinea: female 5.6 × 6.9 mm (MNHN-IU- 2013 - 9012). A, overall habitus; B, C, G, M, dorsal view of carapace; E, left P 4; F, I, frontal view of cephalothorax; H, O, frontal and anterolateral margin of carapace; N, ventral view of cephalothorax; J, right P 3; K, buccal cavity and posterior margin of epistome; Q, right P 4; R, right P 5; D, L, P, male pleon; S V, posterior margin of epistome; W Y, left thoracic sternites 7 and 8, “ supplementary plate ”, penis tube and penis. Abbreviations: cx 4 = coxa of P 4; cx 5 = coxa of P 5; p = penis; pt = calcified penis tube; sp = “ supplementary plate ”; st 7 = thoracic sternite 7; st 8 = thoracic sternite 8." httpUri="https://zenodo.org/record/272665/files/figure.png" pageId="91" pageNumber="92">Fig. 19</figureCitation>
Q, R; Davie 2013: fig. 2D, E), dorsal, ventral margins of meri of P4 with minute teeth. Fused thoracic sternites 1, 2 (
<figureCitation id="E1F956A0FFF8FFA0FD50FE9DFD33FEDD" box="[685,766,332,357]" captionStart="FIGURE 19" captionStartId="92.[151,250,1665,1687]" captionTargetBox="[203,1371,195,1618]" captionTargetId="figure@92.[203,1371,195,1632]" captionTargetPageId="92" captionText="FIGURE 19. Species of Megaesthesius and Alainthesius n. gen. A, B, Megaesthesius sagedae, Singapore: male 2.5 × 3.0 mm (ZRC 1995.883); C F, Megaesthesius yokoyai (after Takeda &amp; Miyake 1969 a: figs. 3 a, 4 f, 4 a, 4 e, respectively); G L, Alainthesius signatus n. sp., Madagascar: holotype male 2.5 × 3.3 mm (MNHN-IU- 2013 - 9472) (after Crosnier 1975: fig. 1 a, 1 k, 1 j, 1 b, 1 c, 1 i, respectively); M R, Megaesthesius westralia, Australia: holotype male 3.4 × 3.8 mm (after Davie 2013: figs. 1 A, B, 2 A, D, E, 3 E); S, W, Megaesthesius sagedae, Singapore: male 2.5 × 3.0 mm (ZRC 1995.885); T, X, Megaesthesius migmus n. sp., Philippines: holotype male 4.4 × 4.9 mm (NMCR); U, Y, Alainthesius bertrandi n. sp., New Caledonia: holotype male 3.3 × 4.1 mm (MNHN-IU- 2013 - 9073); V, Alainthesius bertrandi n. sp., Papua New Guinea: female 5.6 × 6.9 mm (MNHN-IU- 2013 - 9012). A, overall habitus; B, C, G, M, dorsal view of carapace; E, left P 4; F, I, frontal view of cephalothorax; H, O, frontal and anterolateral margin of carapace; N, ventral view of cephalothorax; J, right P 3; K, buccal cavity and posterior margin of epistome; Q, right P 4; R, right P 5; D, L, P, male pleon; S V, posterior margin of epistome; W Y, left thoracic sternites 7 and 8, “ supplementary plate ”, penis tube and penis. Abbreviations: cx 4 = coxa of P 4; cx 5 = coxa of P 5; p = penis; pt = calcified penis tube; sp = “ supplementary plate ”; st 7 = thoracic sternite 7; st 8 = thoracic sternite 8." httpUri="https://zenodo.org/record/272665/files/figure.png" pageId="91" pageNumber="92">Fig. 19</figureCitation>
P; Davie 2013: fig. 1B, C) broadly triangular, proportionally broad, short. Male pleon (
<figureCitation id="E1F956A0FFF8FFA0FE45FEBEFDC7FE31" box="[440,522,367,392]" captionStart="FIGURE 19" captionStartId="92.[151,250,1665,1687]" captionTargetBox="[203,1371,195,1618]" captionTargetId="figure@92.[203,1371,195,1632]" captionTargetPageId="92" captionText="FIGURE 19. Species of Megaesthesius and Alainthesius n. gen. A, B, Megaesthesius sagedae, Singapore: male 2.5 × 3.0 mm (ZRC 1995.883); C F, Megaesthesius yokoyai (after Takeda &amp; Miyake 1969 a: figs. 3 a, 4 f, 4 a, 4 e, respectively); G L, Alainthesius signatus n. sp., Madagascar: holotype male 2.5 × 3.3 mm (MNHN-IU- 2013 - 9472) (after Crosnier 1975: fig. 1 a, 1 k, 1 j, 1 b, 1 c, 1 i, respectively); M R, Megaesthesius westralia, Australia: holotype male 3.4 × 3.8 mm (after Davie 2013: figs. 1 A, B, 2 A, D, E, 3 E); S, W, Megaesthesius sagedae, Singapore: male 2.5 × 3.0 mm (ZRC 1995.885); T, X, Megaesthesius migmus n. sp., Philippines: holotype male 4.4 × 4.9 mm (NMCR); U, Y, Alainthesius bertrandi n. sp., New Caledonia: holotype male 3.3 × 4.1 mm (MNHN-IU- 2013 - 9073); V, Alainthesius bertrandi n. sp., Papua New Guinea: female 5.6 × 6.9 mm (MNHN-IU- 2013 - 9012). A, overall habitus; B, C, G, M, dorsal view of carapace; E, left P 4; F, I, frontal view of cephalothorax; H, O, frontal and anterolateral margin of carapace; N, ventral view of cephalothorax; J, right P 3; K, buccal cavity and posterior margin of epistome; Q, right P 4; R, right P 5; D, L, P, male pleon; S V, posterior margin of epistome; W Y, left thoracic sternites 7 and 8, “ supplementary plate ”, penis tube and penis. Abbreviations: cx 4 = coxa of P 4; cx 5 = coxa of P 5; p = penis; pt = calcified penis tube; sp = “ supplementary plate ”; st 7 = thoracic sternite 7; st 8 = thoracic sternite 8." httpUri="https://zenodo.org/record/272665/files/figure.png" pageId="91" pageNumber="92">Fig. 19</figureCitation>
P; Davie 2013: fig. 3E) with lateral margins of somite 6, fused somites 35 nearly straight; postero-lateral regions slightly swollen; telson proportionally short. G1 (
<figureCitation id="E1F956A0FFF8FFA0FBD8FE45FBBBFE15" box="[1061,1142,404,429]" captionStart="FIGURE 82" captionStartId="155.[151,250,1823,1845]" captionTargetBox="[177,1417,213,1802]" captionTargetId="figure@155.[151,1436,193,1802]" captionTargetPageId="155" captionText="FIGURE 82. Gonopods of species of Megaesthesius. A C, M. sagedae, Singapore: male 2.5 × 3.0 mm (ZRC 1995.885); D F, M. migmus n. sp., Philippines: holotype male 4.4 × 4.9 mm (NMCR); G I, M. yokoyai, Japan: male 3.5 × 3.8 mm (after Takeda &amp; Miyake 1969: fig. 4 h, i); J M, M. westralia, Australia: holotype male 3.4 × 3.8 mm (after Davie 2013: fig. 3 A D). A, D, G, H, J, K, ventral view of left G 1; B, E, I, K, L, dorsal view of left G 1; C, F, M, left G 2. Scales = 0.1 mm." httpUri="https://zenodo.org/record/272728/files/figure.png" pageId="91" pageNumber="92">Fig. 82</figureCitation>
JL; Davie 2013: fig. 3A C) slender, distal segment straight, with spinules, apex slanted. G2 (
<figureCitation id="E1F956A0FFF8FFA0FC6EFE66FC28FE69" box="[915,997,439,464]" captionStart="FIGURE 82" captionStartId="155.[151,250,1823,1845]" captionTargetBox="[177,1417,213,1802]" captionTargetId="figure@155.[151,1436,193,1802]" captionTargetPageId="155" captionText="FIGURE 82. Gonopods of species of Megaesthesius. A C, M. sagedae, Singapore: male 2.5 × 3.0 mm (ZRC 1995.885); D F, M. migmus n. sp., Philippines: holotype male 4.4 × 4.9 mm (NMCR); G I, M. yokoyai, Japan: male 3.5 × 3.8 mm (after Takeda &amp; Miyake 1969: fig. 4 h, i); J M, M. westralia, Australia: holotype male 3.4 × 3.8 mm (after Davie 2013: fig. 3 A D). A, D, G, H, J, K, ventral view of left G 1; B, E, I, K, L, dorsal view of left G 1; C, F, M, left G 2. Scales = 0.1 mm." httpUri="https://zenodo.org/record/272728/files/figure.png" pageId="91" pageNumber="92">Fig. 82</figureCitation>
M; Davie 2013: fig. 3D) nearly as long as G1, straight; slender, distal segment long, curved, as long as basal segment, directed inward. Female unknown.
</paragraph>
</subSubSection>
<subSubSection id="31D819AEFFF8FFA0FF3AFE2EFE0FFDD9" pageId="91" pageNumber="92" type="discussion">
<paragraph id="797D4A25FFF8FFA0FF3AFE2EFE0FFDD9" blockId="91.[151,1437,151,645]" pageId="91" pageNumber="92">
<emphasis id="4BB69637FFF8FFA0FF3AFE2EFEF9FDA1" bold="true" box="[199,308,511,536]" pageId="91" pageNumber="92">Remarks</emphasis>
. This species is known only from one male specimen without chelipeds. It is apparently closest to
<taxonomicName id="BEC231A6FFF8FFA0FA80FDD0FF23FD84" class="Malacostraca" family="Chasmocarcinidae" genus="Megaesthesius" kingdom="Animalia" order="Decapoda" pageId="91" pageNumber="92" phylum="Arthropoda" rank="species" species="yokoyai">
<emphasis id="4BB69637FFF8FFA0FA80FDD0FF23FD84" italics="true" pageId="91" pageNumber="92">M. yokoyai</emphasis>
</taxonomicName>
, but can be separated by a suite of carapace, ambulatory legs, male pleon, and G1 characters (see key to species of
<taxonomicName id="BEC231A6FFF8FFA0FEF0FD96FE7FFDD9" box="[269,434,583,608]" class="Malacostraca" family="Chasmocarcinidae" genus="Megaesthesius" kingdom="Animalia" order="Decapoda" pageId="91" pageNumber="92" phylum="Arthropoda" rank="genus">
<emphasis id="4BB69637FFF8FFA0FEF0FD96FE7FFDD9" box="[269,434,583,608]" italics="true" pageId="91" pageNumber="92">Megaesthesius</emphasis>
</taxonomicName>
).
</paragraph>
</subSubSection>
<subSubSection id="31D819AEFFF8FFA0FF3AFDBDFC2FFD3D" box="[199,994,620,645]" pageId="91" pageNumber="92" type="distribution">
<paragraph id="797D4A25FFF8FFA0FF3AFDBDFC2FFD3D" blockId="91.[151,1437,151,645]" box="[199,994,620,645]" pageId="91" pageNumber="92">
<emphasis id="4BB69637FFF8FFA0FF3AFDBDFE94FD3C" bold="true" box="[199,345,620,645]" pageId="91" pageNumber="92">Distribution</emphasis>
. Known only from
<collectingRegion id="BB0684C7FFF8FFA0FDCAFDBCFCC9FD3C" box="[567,772,620,645]" country="Australia" name="Western Australia" pageId="91" pageNumber="92">
<collectingRegion id="BB0684C7FFF8FFA0FDCAFDBCFD5FFD3D" box="[567,658,621,644]" country="Solomon Islands" name="Western" pageId="91" pageNumber="92">Western</collectingRegion>
<collectingCountry id="01D50AB5FFF8FFA0FD64FDBDFCC9FD3C" box="[665,772,620,645]" name="Australia" pageId="91" pageNumber="92">Australia</collectingCountry>
</collectingRegion>
. Depth:
<quantity id="BE3AE7C0FFF8FFA0FC9CFDBDFC13FD3D" box="[865,990,620,645]" metricMagnitude="2" metricUnit="m" metricValue="1.035" metricValueMax="1.06" metricValueMin="1.01" pageId="91" pageNumber="92" unit="m" value="103.5" valueMax="106.0" valueMin="101.0">
101-
<specimenCount id="6FC481ACFFF8FFA0FC6FFDBDFC13FD3D" box="[914,990,620,645]" pageId="91" pageNumber="92" type="generic">106 m</specimenCount>
</quantity>
.
</paragraph>
</subSubSection>
</treatment>
</document>