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<mods:title id="BBE4B73A68F6F923BF56827318E93BB1">Diversity and systematics of Haminoeidae gastropods (Heterobranchia: Cephalaspidea) in the tropical West Pacific Ocean: new data on the genera Aliculastrum, Atys, Diniatys and Liloa</mods:title>
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<emphasis id="B94EEACCFF8DA26DFF78F8D2FE6C6E7A" bold="true" box="[151,384,1879,1904]" italics="true" pageId="7" pageNumber="362">Aliculastrum debilis</emphasis>
(
<bibRefCitation id="EFAB4B2FFF8DA26DFE61F8D2FDF66E7A" author="Pease, W. H." box="[398,538,1879,1904]" pageId="7" pageNumber="362" pagination="18 - 36" refId="ref20405" refString="Pease, W. H. (1860) Descriptions of new species of mollusca from the Sandwich Islands. Proceedings of the Zoological Society of London, 28, 18 - 36." type="journal article" year="1860">Pease, 1860</bibRefCitation>
)
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<treatmentCitation id="0A9B10CFFF8DA26DFF78F825FE516EBC" author="Pease, W. H." box="[151,445,1952,1974]" page="20" pageId="7" pageNumber="362" year="1860">
<taxonomicName id="4C3A4D5DFF8DA26DFF78F825FE516EBC" ID-CoL="JP34" authority="Pease, 1860: 20" authorityName="Pease" authorityPageNumber="20" authorityYear="1860" box="[151,445,1952,1974]" class="Gastropoda" family="Haminoeidae" genus="Atys" kingdom="Animalia" order="Cephalaspidea" pageId="7" pageNumber="362" phylum="Mollusca" rank="species" species="debilis">
<emphasis id="B94EEACCFF8DA26DFF78F825FEE36EBC" box="[151,271,1952,1974]" italics="true" pageId="7" pageNumber="362">Atys debilis</emphasis>
<bibRefCitation id="EFAB4B2FFF8DA26DFEF9F825FE516EBC" author="Pease, W. H." box="[278,445,1952,1974]" pageId="7" pageNumber="362" pagination="18 - 36" refId="ref20405" refString="Pease, W. H. (1860) Descriptions of new species of mollusca from the Sandwich Islands. Proceedings of the Zoological Society of London, 28, 18 - 36." type="journal article" year="1860">Pease, 1860: 20</bibRefCitation>
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.
<bibRefCitation id="EFAB4B2FFF8DA26DFE26F825FD8D6EBC" author="Sowerby, G. B." box="[457,609,1952,1974]" pageId="7" pageNumber="362" pagination="1843 - 1878" refId="ref21194" refString="Sowerby, G. B. (1870) Monograph of the genus Atys. In: Reeve, L. A. (Ed.), Conchologica Iconica, or Illustrations of the shells of molluscous animals 1843 - 1878. Vol. 17. L. Reeve &amp; Co, London. [pages not numbered]" type="book chapter" year="1870">Sowerby 1870</bibRefCitation>
: pl. 5, sp. 28.
<treatmentCitation id="0A9B10CFFF8DA26DFD17F825FC5B6EBC" author="Watson, R. B." box="[760,951,1952,1974]" page="640" pageId="7" pageNumber="362" year="1886">
<bibRefCitation id="EFAB4B2FFF8DA26DFD17F825FC5B6EBC" author="Watson, R. B." box="[760,951,1952,1974]" pageId="7" pageNumber="362" pagination="1 - 756" refId="ref21520" refString="Watson, R. B. (1886) Report on the Scaphopoda and Gasteropoda collected by H. M. S. Challenger during the years 1873 - 76. Report on the Scientific Results of the Voyage of H. M. S. Challenger During the Years 1873 - 76, Zoology, 15, 1 - 756." type="journal article" year="1886">Watson 1886: 640</bibRefCitation>
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.
<treatmentCitation id="0A9B10CFFF8DA26DFC2DF825FB926EBC" author="Pilsbry, H. A." box="[962,1150,1952,1974]" page="217" pageId="7" pageNumber="362" year="1917">
<bibRefCitation id="EFAB4B2FFF8DA26DFC2DF825FB926EBC" author="Pilsbry, H. A." box="[962,1150,1952,1974]" pageId="7" pageNumber="362" pagination="207 - 230" refId="ref20564" refString="Pilsbry, H. A. (1917) Marine Mollusks of Hawaii, I- III (Plate XIV, XV). Proceedings of The Academy of Natural Sciences of Philadelphia, 69, 207 - 230." type="journal article" year="1917">Pilsbry 1917: 217</bibRefCitation>
</treatmentCitation>
, fig. 7.
<treatmentCitation id="0A9B10CFFF8DA26DFB3FF825FA806EBC" author="Kay, E. A." box="[1232,1388,1952,1974]" page="424" pageId="7" pageNumber="362" year="1979">
<bibRefCitation id="EFAB4B2FFF8DA26DFB3FF825FA806EBC" author="Kay, E. A." box="[1232,1388,1952,1974]" pageId="7" pageNumber="362" pagination="1 - 653" refId="ref19251" refString="Kay, E. A. (1979) Hawaiian Marine Shells. Reef and Shore Fauna of Hawaii. Section 4: Mollusca. Bernice P. Bishop Museum Special Publications, Hawaii, pp. 1 - 653." type="book chapter" year="1979">Kay 1979: 424</bibRefCitation>
</treatmentCitation>
, fig. 137C.
<treatmentCitation id="0A9B10CFFF8DA26DFEE5F83BFE116EDE" author="Gosliner, T. M. &amp; Behrens, D. W. &amp; Valdes, A." box="[266,509,1982,2004]" page="23" pageId="7" pageNumber="362" year="2008">
<bibRefCitation id="EFAB4B2FFF8DA26DFEE5F83BFE116EDE" author="Gosliner, T. M. &amp; Behrens, D. W. &amp; Valdes, A." box="[266,509,1982,2004]" pageId="7" pageNumber="362" refId="ref18731" refString="Gosliner, T. M., Behrens, D. W. &amp; Valdes, A. (2008) Indo-Pacific Nudibranchs and sea slugs: A field guide to the World's most diverse fauna. Sea Challengers Natural History Books, US, 426 pp." type="book" year="2008">
Gosliner
<emphasis id="B94EEACCFF8DA26DFE87F83AFE786EDE" box="[360,404,1982,2004]" italics="true" pageId="7" pageNumber="362">et al</emphasis>
. 2008: 23
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.
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<taxonomicName id="4C3A4D5DFF8DA26DFF78F858FE816EF9" ID-CoL="JP34" authorityName="Pease" authorityYear="1860" box="[151,365,2013,2035]" class="Gastropoda" family="Haminoeidae" genus="Atys" kingdom="Animalia" order="Cephalaspidea" pageId="7" pageNumber="362" phylum="Mollusca" rank="species" species="debilis" subGenus="Alicula">
<emphasis id="B94EEACCFF8DA26DFF78F858FE816EF9" box="[151,365,2013,2035]" italics="true" pageId="7" pageNumber="362">Atys (Alicula) debilis</emphasis>
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<treatmentCitation id="0A9B10CFFF8DA26DFE69F858FDD06EF9" author="Pilsbry, H. A." box="[390,572,2013,2035]" page="266" pageId="7" pageNumber="362" year="1895">
<bibRefCitation id="EFAB4B2FFF8DA26DFE69F858FDD06EF9" author="Pilsbry, H. A." box="[390,572,2013,2035]" pageId="7" pageNumber="362" refId="ref20498" refString="Pilsbry, H. A. (1895) Manual of Conchology, structural and systematic. Vol. 15. Academy of Natural Sciences of Philadelphia, Philadelphia, 436 pp." type="book" year="1895">Pilsbry 1895: 266</bibRefCitation>
</treatmentCitation>
, pl. 33, figs 69, 70.
<treatmentCitation id="0A9B10CFFF8DA26DFCEAF858FC406EF9" author="Kobelt, W." box="[773,940,2013,2035]" page="22" pageId="7" pageNumber="362" year="1896">
<bibRefCitation id="EFAB4B2FFF8DA26DFCEAF858FC406EF9" author="Kobelt, W." box="[773,940,2013,2035]" pageId="7" pageNumber="362" pagination="1 - 32" refId="ref19292" refString="Kobelt, W. (1896) Die Familie Bullidae. In: Systematisches Conchylien-Cabinet. Verlag von Bauer &amp; Raspe, Nurenberg, pp. 1 - 32." type="book chapter" year="1896">Kobelt 1896: 22</bibRefCitation>
</treatmentCitation>
, pl. 6, fig. 15.
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</paragraph>
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<taxonomicName id="4C3A4D5DFF82A262FF78FF1DFE4B69A4" ID-CoL="JP34" authorityName="Pease" authorityYear="1860" box="[151,423,152,174]" class="Gastropoda" family="Haminoeidae" genus="Atys" kingdom="Animalia" order="Cephalaspidea" pageId="8" pageNumber="363" phylum="Mollusca" rank="species" species="debilis" subGenus="Aliculastrum">
<emphasis id="B94EEACCFF82A262FF78FF1DFE4B69A4" box="[151,423,152,174]" italics="true" pageId="8" pageNumber="363">Atys (Aliculastrum) debilis</emphasis>
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<treatmentCitation id="0A9B10CFFF82A262FE2FFF1DFD9A69A4" author="Pilsbry, H. A." box="[448,630,152,174]" page="267" pageId="8" pageNumber="363" year="1896">
<bibRefCitation id="EFAB4B2FFF82A262FE2FFF1DFD9A69A4" author="Pilsbry, H. A." box="[448,630,152,174]" pageId="8" pageNumber="363" refId="ref20531" refString="Pilsbry, H. A. (1896) Manual of Conchology, structural and systematic. Vol. 16. Academy of Natural Sciences of Philadelphia, Philadelphia, 237 pp." type="book" year="1896">Pilsbry 1896: 267</bibRefCitation>
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.
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<taxonomicName id="4C3A4D5DFF82A262FF78FF33FEC169C6" box="[151,301,182,204]" class="Gastropoda" family="Haminoeidae" genus="Atys" kingdom="Animalia" order="Cephalaspidea" pageId="8" pageNumber="363" phylum="Mollusca" rank="species" species="angustata">
<emphasis id="B94EEACCFF82A262FF78FF33FEC169C6" box="[151,301,182,204]" italics="true" pageId="8" pageNumber="363">Atys angustata</emphasis>
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<treatmentCitation id="0A9B10CFFF82A262FEA9FF33FE1E69C6" author="Smith, E. A." box="[326,498,182,204]" page="346" pageId="8" pageNumber="363" year="1872">
<bibRefCitation id="EFAB4B2FFF82A262FEA9FF33FE1E69C6" author="Smith, E. A." box="[326,498,182,204]" pageId="8" pageNumber="363" pagination="344 - 355" refId="ref21038" refString="Smith, E. A. (1872) Remarks on several species of Bullidae, with descriptions of some hitherto undescribed forms, and of a new species of Planaxis. Annals and Magazine of Natural History, 4 (9), 344 - 355. http: // dx. doi. org / 10.1080 / 00222937208696599" type="journal article" year="1872">Smith 1872: 346</bibRefCitation>
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.
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</paragraph>
<paragraph id="8B8536DEFF82A262FF78FF50FE2269E1" blockId="8.[151,635,152,235]" box="[151,462,213,235]" pageId="8" pageNumber="363">
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<taxonomicName id="4C3A4D5DFF82A262FF78FF50FEF469E1" box="[151,280,213,235]" class="Gastropoda" family="Haminoeidae" genus="Atys" kingdom="Animalia" order="Cephalaspidea" pageId="8" pageNumber="363" phylum="Mollusca" rank="species" species="cortuna">
<emphasis id="B94EEACCFF82A262FF78FF50FEF469E1" box="[151,280,213,235]" italics="true" pageId="8" pageNumber="363">Atys cortuna</emphasis>
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<treatmentCitation id="0A9B10CFFF82A262FEDEFF53FE2669E1" author="Kay, E. A." box="[305,458,213,235]" page="424" pageId="8" pageNumber="363" year="1979">
<bibRefCitation id="EFAB4B2FFF82A262FEDEFF53FE2669E1" author="Kay, E. A." box="[305,458,213,235]" pageId="8" pageNumber="363" pagination="1 - 653" refId="ref19251" refString="Kay, E. A. (1979) Hawaiian Marine Shells. Reef and Shore Fauna of Hawaii. Section 4: Mollusca. Bernice P. Bishop Museum Special Publications, Hawaii, pp. 1 - 653." type="book chapter" year="1979">Kay 1979: 424</bibRefCitation>
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.
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locality.
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<collectingRegion id="49FEF83CFF82A262FED3FE92FE61683A" box="[316,397,279,304]" country="United States of America" name="Hawaii" pageId="8" pageNumber="363">Hawaii</collectingRegion>
(
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)
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.
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<paragraph id="8B8536DEFF82A262FF28FEB9FE1668E9" blockId="8.[151,1437,279,1997]" pageId="8" pageNumber="363">
<emphasis id="B94EEACCFF82A262FF28FEB9FE5E685F" bold="true" box="[199,434,316,341]" inLineHeading="true" pageId="8" pageNumber="363" reason="1">Material examined.</emphasis>
<materialsCitation id="3B523C83FF82A262FE53FEB9FE1968E9" ID-GBIF-Occurrence="3319782319" collectionCode="ZMB, MNHN" country="Philippines" county="Paris" location="Maui" municipality="Tahiti" pageId="8" pageNumber="363" specimenCode="ZMBN 81658, OT834, OT802, ZMBN 87083, ZMBN 87084" specimenCount="1" typeStatus="paratype">
Tahiti, 1 shell examined,
<collectionCode id="ED2BAE1BFF82A262FD30FEB9FCF06859" box="[735,796,316,339]" country="Germany" httpUri="http://grbio.org/cool/8syf-d21i" name="Museum für Naturkunde Berlin (Zoological Collections)" pageId="8" pageNumber="363" type="Museum">ZMB</collectionCode>
unnumbered (
<typeStatus id="5481887CFF82A262FC2DFEB9FBC4685F" box="[962,1064,316,341]" pageId="8" pageNumber="363" type="paratype">paratype</typeStatus>
), H =
<quantity id="4CC29B3BFF82A262FB9BFEB9FB076859" box="[1140,1259,316,341]" metricMagnitude="-2" metricUnit="m" metricValue="1.013" pageId="8" pageNumber="363" unit="mm" value="10.13">10.13 mm</quantity>
;
<location id="8EE56005FF82A262FB16FEB9FADB685F" LSID="urn:lsid:plazi:treatment:039387C8FF8DA261FF78F8D2FC3B69FD:8EE56005FF82A262FB16FEB9FADB685F" box="[1273,1335,316,341]" country="Philippines" county="Paris" municipality="Tahiti" name="Maui" pageId="8" pageNumber="363">Maui</location>
,
<location id="8EE56005FF82A262FAABFEB9FA74685F" LSID="urn:lsid:plazi:treatment:039387C8FF8DA261FF78F8D2FC3B69FD:8EE56005FF82A262FAABFEB9FA74685F" box="[1348,1432,316,341]" country="Philippines" county="Paris" municipality="Tahiti" name="Hawaii" pageId="8" pageNumber="363">Hawaii</location>
,
<specimenCode id="DB9C9EA5FF82A262FF78FEE5FED46872" box="[151,312,351,376]" collectionCode="ZMBN" country="Norway" httpUri="http://grbio.org/cool/0tqf-efed" name="Museum of Zoology at the University of Bergen, Invertebrate Collection" pageId="8" pageNumber="363">ZMBN 81658</specimenCode>
, H =
<quantity id="4CC29B3BFF82A262FE9AFEDAFE55687D" box="[373,441,351,376]" metricMagnitude="-3" metricUnit="m" metricValue="9.0" pageId="8" pageNumber="363" unit="mm" value="9.0">9 mm</quantity>
; the
<collectingCountry id="F32D764EFF82A262FE02FEDAFD826872" box="[493,622,351,376]" name="Philippines" pageId="8" pageNumber="363">Philippines</collectingCountry>
, 1 shell examined,
<collectionCode id="ED2BAE1BFF82A262FCAAFEE5FC71687D" box="[837,925,352,375]" country="France" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34988" lsid="urn:lsid:biocol.org:col:34988" name="Museum National d'Histoire Naturelle" pageId="8" pageNumber="363">MNHN</collectionCode>
,
<location id="8EE56005FF82A262FC46FEDAFC0D6872" LSID="urn:lsid:plazi:treatment:039387C8FF8DA261FF78F8D2FC3B69FD:8EE56005FF82A262FC46FEDAFC0D6872" box="[937,993,351,376]" country="Philippines" county="Paris" municipality="Tahiti" name="Paris" pageId="8" pageNumber="363">Paris</location>
(
<specimenCode id="DB9C9EA5FF82A262FC1FFEDAFBA86872" box="[1008,1092,351,376]" collectionCode="OT" pageId="8" pageNumber="363">OT834</specimenCode>
), H =
<quantity id="4CC29B3BFF82A262FB66FEDAFB0E687D" box="[1161,1250,351,376]" metricMagnitude="-3" metricUnit="m" metricValue="4.5" pageId="8" pageNumber="363" unit="mm" value="4.5">4.5 mm</quantity>
; the
<collectingCountry id="F32D764EFF82A262FAF8FEDAFA746872" box="[1303,1432,351,376]" name="Philippines" pageId="8" pageNumber="363">Philippines</collectingCountry>
, 2 spcs dissected,
<collectionCode id="ED2BAE1BFF82A262FEB7FE01FE5C6891" box="[344,432,388,411]" country="France" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34988" lsid="urn:lsid:biocol.org:col:34988" name="Museum National d'Histoire Naturelle" pageId="8" pageNumber="363">MNHN</collectionCode>
,
<location id="8EE56005FF82A262FE53FE01FE186897" LSID="urn:lsid:plazi:treatment:039387C8FF8DA261FF78F8D2FC3B69FD:8EE56005FF82A262FE53FE01FE186897" box="[444,500,388,413]" country="Philippines" county="Paris" municipality="Tahiti" name="Paris" pageId="8" pageNumber="363">Paris</location>
(M9/
<specimenCode id="DB9C9EA5FF82A262FDDBFE01FD6B6897" box="[564,647,388,413]" collectionCode="OT" pageId="8" pageNumber="363">OT802</specimenCode>
), H =
<quantity id="4CC29B3BFF82A262FD23FE01FCC96891" box="[716,805,388,413]" metricMagnitude="-3" metricUnit="m" metricValue="5.3" pageId="8" pageNumber="363" unit="mm" value="5.3">5.3 mm</quantity>
,
<quantity id="4CC29B3BFF82A262FCDFFE01FC656891" box="[816,905,388,413]" metricMagnitude="-3" metricUnit="m" metricValue="5.9" pageId="8" pageNumber="363" unit="mm" value="5.9">5.9 mm</quantity>
;
<location id="8EE56005FF82A262FC7AFE01FC356897" LSID="urn:lsid:plazi:treatment:039387C8FF8DA261FF78F8D2FC3B69FD:8EE56005FF82A262FC7AFE01FC356897" box="[917,985,388,413]" country="Philippines" county="Paris" municipality="Tahiti" name="Tahiti" pageId="8" pageNumber="363">Tahiti</location>
, 1 spc. dissected,
<specimenCode id="DB9C9EA5FF82A262FB4DFE01FAAE6897" box="[1186,1346,388,413]" collectionCode="ZMBN" country="Norway" httpUri="http://grbio.org/cool/0tqf-efed" name="Museum of Zoology at the University of Bergen, Invertebrate Collection" pageId="8" pageNumber="363">ZMBN 87083</specimenCode>
, H=
<quantity id="4CC29B3BFF82A262FA96FE01FF2A68B5" metricMagnitude="-3" metricUnit="m" metricValue="5.2" pageId="8" pageNumber="363" unit="mm" value="5.2">5.2 mm</quantity>
;
<collectingMunicipality id="6BE1ACA4FF82A262FF3EFE22FEF968CA" box="[209,277,423,448]" pageId="8" pageNumber="363">Tahiti</collectingMunicipality>
, 2 spcs dissected,
<specimenCode id="DB9C9EA5FF82A262FE0DFE2DFD6F68CA" box="[482,643,423,448]" collectionCode="ZMBN" country="Norway" httpUri="http://grbio.org/cool/0tqf-efed" name="Museum of Zoology at the University of Bergen, Invertebrate Collection" pageId="8" pageNumber="363">ZMBN 87084</specimenCode>
, H =
<quantity id="4CC29B3BFF82A262FD2EFE22FCF568B5" box="[705,793,423,448]" metricMagnitude="-3" metricUnit="m" metricValue="8.2" pageId="8" pageNumber="363" unit="mm" value="8.2">8.2 mm</quantity>
,
<quantity id="4CC29B3BFF82A262FCCAFE22FC9268B5" box="[805,894,423,448]" metricMagnitude="-3" metricUnit="m" metricValue="8.4" pageId="8" pageNumber="363" unit="mm" value="8.4">8.4 mm</quantity>
; the
<collectingCountry id="F32D764EFF82A262FC5CFE22FBD868CA" box="[947,1076,423,448]" name="Philippines" pageId="8" pageNumber="363">Philippines</collectingCountry>
, 2 spcs dissected,
<collectionCode id="ED2BAE1BFF82A262FAEEFE2DFAB568B5" box="[1281,1369,424,447]" country="France" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34988" lsid="urn:lsid:biocol.org:col:34988" name="Museum National d'Histoire Naturelle" pageId="8" pageNumber="363">MNHN</collectionCode>
,
<collectingCounty id="62E44E52FF82A262FA8BFE22FA7068CA" box="[1380,1436,423,448]" pageId="8" pageNumber="363">Paris</collectingCounty>
(
<specimenCode id="DB9C9EA5FF82A262FF70FE49FF1F68EF" box="[159,243,460,485]" collectionCode="OT" pageId="8" pageNumber="363">OT834</specimenCode>
), H =
<quantity id="4CC29B3BFF82A262FED6FE49FE7D68E9" box="[313,401,460,485]" metricMagnitude="-3" metricUnit="m" metricValue="4.6" pageId="8" pageNumber="363" unit="mm" value="4.6">4.6 mm</quantity>
,
<quantity id="4CC29B3BFF82A262FE73FE49FE1968E9" box="[412,501,460,485]" metricMagnitude="-3" metricUnit="m" metricValue="5.6" pageId="8" pageNumber="363" unit="mm" value="5.6">5.6 mm</quantity>
</materialsCitation>
.
</paragraph>
<paragraph id="8B8536DEFF82A262FF28FE6AFD1B6B45" blockId="8.[151,1437,279,1997]" pageId="8" pageNumber="363">
<emphasis id="B94EEACCFF82A262FF28FE6AFE7B6B02" bold="true" box="[199,407,495,520]" pageId="8" pageNumber="363">
Animal (
<figureCitation id="13012A5BFF82A262FEC1FE6AFE646B02" box="[302,392,495,520]" captionStart="FIGURE 1" captionStartId="3.[151,250,1820,1842]" captionTargetBox="[218,1352,193,1797]" captionTargetId="figure-175@3.[218,1352,193,1797]" captionTargetPageId="3" captionText="FIGURE 1. Live images. A. Aliculastrum cylindricum (Koumac, northern New Caledonia; H = 28 mm, MNHN, Paris), B. Aliculastrum debilis (Maui, Hawaii; ZMBN 81658; H = 9 mm), C. Aliculastrum parallelum (Guam; UF 374138; H = 19 mm), D. Atys multistriatus (Guam; UF 374136; H = 7 mm), E. Atys pittmani nov. sp. (Maui, Hawaii; ZMBN 81673; H = 10 mm), F. Atys semistriatus (Maui, Hawaii; ZMBN 81656; H = 6 mm), G. Atys ukulele nov. sp. (Maui, Hawaii; ZMBN 89710; H = 5.4 mm), H. Diniatys dentifer (Guam; UF 374130; H = 9 mm), I. Diniatys dubia (Guam; UF 299907; H = 12.7 mm), J. Liloa curta (Guam; UF 374131; H = 15 mm), K. Liloa porcellana (Maui, Hawaii; ZMBN 89712; H = 4.2 mm); L. Liloa porcellana (Maui, Hawaii; ZMBN 89712; H = 2.8 mm). Image A, courtesy of W. B. Rudman; Images B, EG, K, L, courtesy of C. Pittman." figureDoi="http://doi.org/10.5281/zenodo.4914929" httpUri="https://zenodo.org/record/4914929/files/figure.png" pageId="8" pageNumber="363">Fig. 1B</figureCitation>
):
</emphasis>
Body whitish-translucent, white dots scattered over the body, more dense on edges and mid part (between mouth and eyes) of cephalic shield, forming abundant blotches on the mantle and parapodial lobes; eyes visible, inserted in unpigmented periocular areas.
</paragraph>
<paragraph id="8B8536DEFF82A262FF28FDD9FEC76A09" blockId="8.[151,1437,279,1997]" pageId="8" pageNumber="363">
<emphasis id="B94EEACCFF82A262FF28FDD9FE366B7F" bold="true" box="[199,474,604,629]" pageId="8" pageNumber="363">
Shell (
<figureCitation id="13012A5BFF82A262FEFCFDD9FE9F6B7F" box="[275,371,604,629]" captionStart="FIGURE 2" captionStartId="4.[151,250,1879,1901]" captionTargetBox="[193,1376,193,1837]" captionTargetId="figure-110@4.[193,1376,193,1837]" captionTargetPageId="4" captionText="FIGURE 2. Shells. A. Aliculastrum cylindricum (the Philippines; MNHN, Paris (S3/ OT236); H = 22 mm), B. Aliculastrum cylindricum (New Caledonia; MNHN, Paris; H = 13.7 mm), C. Aliculastrum debilis (the Philippines; MNHN, Paris (OT834); H = 4.5 mm), D. Aliculastrum parallelum (Guam; UF 374138; H = 10 mm), E. Atys multistriatus (Guam; UF 374136; H = 5.3 mm), F. Atys pittmani nov. sp. (Maui, Hawaii; ZMBN 81673; H = 10 mm); G. Atys semistriatus (Tahiti; ZMBN 87082; H = 4.1 mm). Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4914933" httpUri="https://zenodo.org/record/4914933/files/figure.png" pageId="8" pageNumber="363">Figs 2C</figureCitation>
,
<figureCitation id="13012A5BFF82A262FE6DFDD9FE276B7F" box="[386,459,604,629]" captionStart="FIGURE 5" captionStartId="9.[151,250,1815,1837]" captionTargetBox="[233,1350,209,1800]" captionTargetId="figure-185@9.[224,1358,193,1811]" captionTargetPageId="9" captionText="FIGURE 5. Shell and anatomy of Aliculastrum debilis. A. Detail of anterior part of shell. B. Detail of posterior part of shell. C. Detail of jaw. D. Detail of median tooth at the middle of radula. E. Inner lateral tooth with denticulation at the right side of radula. F. Detail of outer lateral teeth at right side of radula. G. Top view of gizzard plate of specimen from the Philippines. H. Rods on ridges at posterior edge of gizzard plate. I. Male reproductive system. go, genital opening; pr, prostate; ps, penial sheath; sd 1, first seminal duct; sd 2, second seminal duct. Scale bars: A, B = 200 µm; C = 2 µm; D, E = 10 µm; F, H = 20 µm; I = 1 mm. A, C, D: ZMBN 87084, H = 8.4 mm; B= MNHN, Paris (M9/ OT802), H= 5.3 mm; EH: MNHN, Paris (M9/ OT802), H = 5.9 mm; I: ZMBN 87084, H = 8.2 mm." figureDoi="http://doi.org/10.5281/zenodo.4914943" httpUri="https://zenodo.org/record/4914943/files/figure.png" pageId="8" pageNumber="363">5A, B</figureCitation>
):
</emphasis>
Maximum height
<quantity id="4CC29B3BFF82A262FD5EFDD9FCE96B79" box="[689,773,604,629]" metricMagnitude="-2" metricUnit="m" metricValue="1.5" pageId="8" pageNumber="363" unit="mm" value="15.0">15 mm</quantity>
; milky white; slightly robust, slightly thick, semi-opaque, cylindrically ovate, narrowed towards both ends, widest right below the mid-line, anterior end truncated; spire sunken, outer lip elevated above the apex, strongly sinuous at the posterior end, columella short and thick; step-like spiral grooves at both ends only (anterior = 1018, posterior = 713), which become closer towards the ends, axial lines present.
</paragraph>
<paragraph id="8B8536DEFF82A262FF28FC8AFC0B6A22" blockId="8.[151,1437,279,1997]" box="[199,999,783,808]" pageId="8" pageNumber="363">
<emphasis id="B94EEACCFF82A262FF28FC8AFE906A22" bold="true" box="[199,380,783,808]" pageId="8" pageNumber="363">
Jaws (
<figureCitation id="13012A5BFF82A262FEFEFC8AFE816A22" box="[273,365,783,808]" captionStart="FIGURE 5" captionStartId="9.[151,250,1815,1837]" captionTargetBox="[233,1350,209,1800]" captionTargetId="figure-185@9.[224,1358,193,1811]" captionTargetPageId="9" captionText="FIGURE 5. Shell and anatomy of Aliculastrum debilis. A. Detail of anterior part of shell. B. Detail of posterior part of shell. C. Detail of jaw. D. Detail of median tooth at the middle of radula. E. Inner lateral tooth with denticulation at the right side of radula. F. Detail of outer lateral teeth at right side of radula. G. Top view of gizzard plate of specimen from the Philippines. H. Rods on ridges at posterior edge of gizzard plate. I. Male reproductive system. go, genital opening; pr, prostate; ps, penial sheath; sd 1, first seminal duct; sd 2, second seminal duct. Scale bars: A, B = 200 µm; C = 2 µm; D, E = 10 µm; F, H = 20 µm; I = 1 mm. A, C, D: ZMBN 87084, H = 8.4 mm; B= MNHN, Paris (M9/ OT802), H= 5.3 mm; EH: MNHN, Paris (M9/ OT802), H = 5.9 mm; I: ZMBN 87084, H = 8.2 mm." figureDoi="http://doi.org/10.5281/zenodo.4914943" httpUri="https://zenodo.org/record/4914943/files/figure.png" pageId="8" pageNumber="363">Fig. 5C</figureCitation>
):
</emphasis>
Present, crescent shape, jaw rodlets with 5-6 denticles.
</paragraph>
<paragraph id="8B8536DEFF82A262FF28FCB1FA886AD7" blockId="8.[151,1437,279,1997]" pageId="8" pageNumber="363">
<emphasis id="B94EEACCFF82A262FF28FCB1FE526A47" bold="true" box="[199,446,820,845]" pageId="8" pageNumber="363">
Radula (
<figureCitation id="13012A5BFF82A262FEC1FCB1FE5C6A47" box="[302,432,820,845]" captionStart="FIGURE 5" captionStartId="9.[151,250,1815,1837]" captionTargetBox="[233,1350,209,1800]" captionTargetId="figure-185@9.[224,1358,193,1811]" captionTargetPageId="9" captionText="FIGURE 5. Shell and anatomy of Aliculastrum debilis. A. Detail of anterior part of shell. B. Detail of posterior part of shell. C. Detail of jaw. D. Detail of median tooth at the middle of radula. E. Inner lateral tooth with denticulation at the right side of radula. F. Detail of outer lateral teeth at right side of radula. G. Top view of gizzard plate of specimen from the Philippines. H. Rods on ridges at posterior edge of gizzard plate. I. Male reproductive system. go, genital opening; pr, prostate; ps, penial sheath; sd 1, first seminal duct; sd 2, second seminal duct. Scale bars: A, B = 200 µm; C = 2 µm; D, E = 10 µm; F, H = 20 µm; I = 1 mm. A, C, D: ZMBN 87084, H = 8.4 mm; B= MNHN, Paris (M9/ OT802), H= 5.3 mm; EH: MNHN, Paris (M9/ OT802), H = 5.9 mm; I: ZMBN 87084, H = 8.2 mm." figureDoi="http://doi.org/10.5281/zenodo.4914943" httpUri="https://zenodo.org/record/4914943/files/figure.png" pageId="8" pageNumber="363">Figs 5DF</figureCitation>
):
</emphasis>
Radular formula at mid-point 20-30 x 128.1.1.0.812; median tooth with broad base, triangular central cusp with thinner membrane-like structure on both sides, pseudo lateral cusps present; inner lateral tooth presents only at right side, hook-shaped, broad base, with semi-circular projection outwardly, broader than outer lateral teeth, strong denticulation presents along outer margin; outer lateral teeth hook-shaped, slender, broad base, with semi-circular projection outwardly, groove along the outer margin, size decreases outwardly.
</paragraph>
<paragraph id="8B8536DEFF82A262FF28FC62FB9E6D67" blockId="8.[151,1437,279,1997]" pageId="8" pageNumber="363">
<emphasis id="B94EEACCFF82A262FF28FC62FD8A6D0A" bold="true" box="[199,614,999,1024]" pageId="8" pageNumber="363">
Gizzard plates (
<figureCitation id="13012A5BFF82A262FE6CFC62FDEF6D0A" box="[387,515,999,1024]" captionStart="FIGURE 5" captionStartId="9.[151,250,1815,1837]" captionTargetBox="[233,1350,209,1800]" captionTargetId="figure-185@9.[224,1358,193,1811]" captionTargetPageId="9" captionText="FIGURE 5. Shell and anatomy of Aliculastrum debilis. A. Detail of anterior part of shell. B. Detail of posterior part of shell. C. Detail of jaw. D. Detail of median tooth at the middle of radula. E. Inner lateral tooth with denticulation at the right side of radula. F. Detail of outer lateral teeth at right side of radula. G. Top view of gizzard plate of specimen from the Philippines. H. Rods on ridges at posterior edge of gizzard plate. I. Male reproductive system. go, genital opening; pr, prostate; ps, penial sheath; sd 1, first seminal duct; sd 2, second seminal duct. Scale bars: A, B = 200 µm; C = 2 µm; D, E = 10 µm; F, H = 20 µm; I = 1 mm. A, C, D: ZMBN 87084, H = 8.4 mm; B= MNHN, Paris (M9/ OT802), H= 5.3 mm; EH: MNHN, Paris (M9/ OT802), H = 5.9 mm; I: ZMBN 87084, H = 8.2 mm." figureDoi="http://doi.org/10.5281/zenodo.4914943" httpUri="https://zenodo.org/record/4914943/files/figure.png" pageId="8" pageNumber="363">Figs 5G, H</figureCitation>
,
<figureCitation id="13012A5BFF82A262FDFEFC62FDBB6D0A" box="[529,599,999,1024]" captionStart="FIGURE 6" captionStartId="10.[151,250,858,880]" captionTargetBox="[158,1432,197,833]" captionTargetId="figure-210@10.[151,1436,193,837]" captionTargetPageId="10" captionText="FIGURE 6. Gizzard plate anatomy of specimen Aliculastrum debilis from Tahiti. A. Top view of gizzard plate. B. Rods on middle ridges of gizzard plate. Scale bars: A = 100 µm; B = 20 µm. A, B: ZMBN 87084, H = 8.4 mm." figureDoi="http://doi.org/10.5281/zenodo.4914947" httpUri="https://zenodo.org/record/4914947/files/figure.png" pageId="8" pageNumber="363">6A, B</figureCitation>
):
</emphasis>
Three gizzard plates; broader at anterior part, narrower posteriorly; 811 ridges, pseudo-rachis present; For specimens from Tahiti (
<figureCitation id="13012A5BFF82A262FCC9FB89FC6C6D2F" box="[806,896,1036,1061]" captionStart="FIGURE 6" captionStartId="10.[151,250,858,880]" captionTargetBox="[158,1432,197,833]" captionTargetId="figure-210@10.[151,1436,193,837]" captionTargetPageId="10" captionText="FIGURE 6. Gizzard plate anatomy of specimen Aliculastrum debilis from Tahiti. A. Top view of gizzard plate. B. Rods on middle ridges of gizzard plate. Scale bars: A = 100 µm; B = 20 µm. A, B: ZMBN 87084, H = 8.4 mm." figureDoi="http://doi.org/10.5281/zenodo.4914947" httpUri="https://zenodo.org/record/4914947/files/figure.png" pageId="8" pageNumber="363">Fig. 6A</figureCitation>
), 8 ridges, rachis absent or faint; ridges covered by rods with pointed tips along top edge, smaller rods with pointed tips densely at both anterior and posterior sides of ridges, gaps between ridges smooth, high density of rods on ridges throughout plates.
</paragraph>
<paragraph id="8B8536DEFF82A262FF28FBF2FDFB6C62" blockId="8.[151,1437,279,1997]" pageId="8" pageNumber="363">
<emphasis id="B94EEACCFF82A262FF28FBF2FD946D9A" bold="true" box="[199,632,1143,1168]" pageId="8" pageNumber="363">
Male reproductive system (
<figureCitation id="13012A5BFF82A262FDFCFBF2FD846D9A" box="[531,616,1143,1168]" captionStart="FIGURE 5" captionStartId="9.[151,250,1815,1837]" captionTargetBox="[233,1350,209,1800]" captionTargetId="figure-185@9.[224,1358,193,1811]" captionTargetPageId="9" captionText="FIGURE 5. Shell and anatomy of Aliculastrum debilis. A. Detail of anterior part of shell. B. Detail of posterior part of shell. C. Detail of jaw. D. Detail of median tooth at the middle of radula. E. Inner lateral tooth with denticulation at the right side of radula. F. Detail of outer lateral teeth at right side of radula. G. Top view of gizzard plate of specimen from the Philippines. H. Rods on ridges at posterior edge of gizzard plate. I. Male reproductive system. go, genital opening; pr, prostate; ps, penial sheath; sd 1, first seminal duct; sd 2, second seminal duct. Scale bars: A, B = 200 µm; C = 2 µm; D, E = 10 µm; F, H = 20 µm; I = 1 mm. A, C, D: ZMBN 87084, H = 8.4 mm; B= MNHN, Paris (M9/ OT802), H= 5.3 mm; EH: MNHN, Paris (M9/ OT802), H = 5.9 mm; I: ZMBN 87084, H = 8.2 mm." figureDoi="http://doi.org/10.5281/zenodo.4914943" httpUri="https://zenodo.org/record/4914943/files/figure.png" pageId="8" pageNumber="363">Fig. 5I</figureCitation>
):
</emphasis>
Total length
<quantity id="4CC29B3BFF82A262FCFAFBF2FC826D85" box="[789,878,1143,1168]" metricMagnitude="-3" metricUnit="m" metricValue="3.2" pageId="8" pageNumber="363" unit="mm" value="3.2">3.2 mm</quantity>
(H =
<quantity id="4CC29B3BFF82A262FC57FBF2FBFA6D9A" box="[952,1046,1143,1168]" metricMagnitude="-3" metricUnit="m" metricValue="8.2" pageId="8" pageNumber="363" unit="mm" value="8.2">8.2 mm</quantity>
). Formed by three parts: prostate, seminal ducts and penial region; prostate elongated, bilobed, proximal lobe larger, opaque-yellowish, distal lobe translucent, striations on entire prostate; two seminal ducts connect prostate and penial region, seminal duct makes two coils right after prostate before branching into two, first seminal duct is narrower than second seminal duct, first seminal duct curls at the posterior end and stretches underneath of second seminal duct towards penial region, both seminal ducts yellowish but turn translucent at anterior end; penial region translucent with broad end, narrower towards genital opening.
</paragraph>
</subSubSection>
<subSubSection id="C3206555FF82A262FF28FAF1FED06CDF" pageId="8" pageNumber="363" type="biology_ecology">
<paragraph id="8B8536DEFF82A262FF28FAF1FA6A6C87" blockId="8.[151,1437,279,1997]" box="[199,1414,1396,1421]" pageId="8" pageNumber="363">
<emphasis id="B94EEACCFF82A262FF28FAF1FEC76C87" bold="true" box="[199,299,1396,1421]" inLineHeading="true" pageId="8" pageNumber="363" reason="1">Ecology.</emphasis>
Sandy bottom or on
<taxonomicName id="4C3A4D5DFF82A262FDF8FAF1FD696C86" authorityName="Jean Vincent Felix Lamouroux" authorityYear="1812" box="[535,645,1396,1420]" class="Ulvophyceae" family="Halimedaceae" genus="Halimeda" higherTaxonomySource="GBIF" kingdom="Plantae" order="Bryopsidales" pageId="8" pageNumber="363" phylum="Chlorophyta" rank="genus">
<emphasis id="B94EEACCFF82A262FDF8FAF1FD696C86" box="[535,645,1396,1420]" italics="true" pageId="8" pageNumber="363">Halimeda</emphasis>
</taxonomicName>
beds between depth of
<quantity id="4CC29B3BFF82A262FC61FAF1FC086C81" box="[910,996,1396,1421]" metricMagnitude="1" metricUnit="m" metricValue="1.2" metricValueMax="1.8" metricValueMin="0.6" pageId="8" pageNumber="363" unit="m" value="12.0" valueMax="18.0" valueMin="6.0">618 m</quantity>
(
<bibRefCitation id="EFAB4B2FFF82A262FC1DFAF1FB396C87" author="Gosliner, T. M. &amp; Behrens, D. W. &amp; Valdes, A." box="[1010,1237,1396,1421]" pageId="8" pageNumber="363" refId="ref18731" refString="Gosliner, T. M., Behrens, D. W. &amp; Valdes, A. (2008) Indo-Pacific Nudibranchs and sea slugs: A field guide to the World's most diverse fauna. Sea Challengers Natural History Books, US, 426 pp." type="book" year="2008">
Gosliner
<emphasis id="B94EEACCFF82A262FBB4FAF0FB606C86" box="[1115,1164,1396,1420]" italics="true" pageId="8" pageNumber="363">et al</emphasis>
. 2008
</bibRefCitation>
; present study).
</paragraph>
<paragraph id="8B8536DEFF82A262FF28FA12FED06CDF" blockId="8.[151,1437,279,1997]" pageId="8" pageNumber="363">
<emphasis id="B94EEACCFF82A262FF28FA12FDE56CBA" bold="true" box="[199,521,1431,1456]" inLineHeading="true" pageId="8" pageNumber="363" reason="1">Geographical distribution.</emphasis>
Tahiti,
<collectingCountry id="F32D764EFF82A262FD86FA12FD7F6CBA" box="[617,659,1431,1456]" name="Fiji" pageId="8" pageNumber="363">Fiji</collectingCountry>
, Hawaii, the
<collectingCountry id="F32D764EFF82A262FCDAFA12FC5A6CBA" box="[821,950,1431,1456]" name="Philippines" pageId="8" pageNumber="363">Philippines</collectingCountry>
,
<collectingCountry id="F32D764EFF82A262FC29FA12FBE76CBA" box="[966,1035,1431,1456]" name="Guam" pageId="8" pageNumber="363">Guam</collectingCountry>
(
<bibRefCitation id="EFAB4B2FFF82A262FBF1FA12FB7A6CBA" author="Kay, E. A." box="[1054,1174,1431,1456]" pageId="8" pageNumber="363" pagination="1 - 653" refId="ref19251" refString="Kay, E. A. (1979) Hawaiian Marine Shells. Reef and Shore Fauna of Hawaii. Section 4: Mollusca. Bernice P. Bishop Museum Special Publications, Hawaii, pp. 1 - 653." type="book chapter" year="1979">Kay 1979</bibRefCitation>
;
<bibRefCitation id="EFAB4B2FFF82A262FB48FA12FA7B6CBA" author="Gosliner, T. M. &amp; Behrens, D. W. &amp; Valdes, A." box="[1191,1431,1431,1456]" pageId="8" pageNumber="363" refId="ref18731" refString="Gosliner, T. M., Behrens, D. W. &amp; Valdes, A. (2008) Indo-Pacific Nudibranchs and sea slugs: A field guide to the World's most diverse fauna. Sea Challengers Natural History Books, US, 426 pp." type="book" year="2008">
Gosliner
<emphasis id="B94EEACCFF82A262FAFCFA1CFAA56CBA" box="[1299,1353,1432,1456]" italics="true" pageId="8" pageNumber="363">et al</emphasis>
. 2008
</bibRefCitation>
; present study).
</paragraph>
</subSubSection>
<subSubSection id="C3206555FF82A261FF28FA5AFC3B69FD" lastPageId="11" lastPageNumber="366" pageId="8" pageNumber="363" type="discussion">
<paragraph id="8B8536DEFF82A262FF28FA5AFAEE6EC1" blockId="8.[151,1437,279,1997]" pageId="8" pageNumber="363">
<emphasis id="B94EEACCFF82A262FF28FA5AFED76CF2" bold="true" box="[199,315,1503,1528]" inLineHeading="true" pageId="8" pageNumber="363" reason="1">Remarks.</emphasis>
This species is often misidentified with
<taxonomicName id="4C3A4D5DFF82A262FCEBFA65FBCD6CF2" baseAuthorityName="Helbling" baseAuthorityYear="1779" box="[772,1057,1504,1528]" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="8" pageNumber="363" phylum="Arthropoda" rank="species" species="cylindricum">
<emphasis id="B94EEACCFF82A262FCEBFA65FBCD6CF2" box="[772,1057,1504,1528]" italics="true" pageId="8" pageNumber="363">Aliculastrum cylindricum</emphasis>
</taxonomicName>
due to their extreme similarity in shell morphology.
<bibRefCitation id="EFAB4B2FFF82A262FE98F981FDFC6F17" author="Pease, W. H." box="[375,528,1540,1565]" pageId="8" pageNumber="363" pagination="18 - 36" refId="ref20405" refString="Pease, W. H. (1860) Descriptions of new species of mollusca from the Sandwich Islands. Proceedings of the Zoological Society of London, 28, 18 - 36." type="journal article" year="1860">Pease (1860)</bibRefCitation>
described
<taxonomicName id="4C3A4D5DFF82A262FD76F981FC6F6F16" baseAuthorityName="Pease" baseAuthorityYear="1860" box="[665,899,1540,1564]" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="8" pageNumber="363" phylum="Arthropoda" rank="species" species="debilis">
<emphasis id="B94EEACCFF82A262FD76F981FC6F6F16" box="[665,899,1540,1564]" italics="true" pageId="8" pageNumber="363">Aliculastrum debilis</emphasis>
</taxonomicName>
as having a pellucid and fragile shell. The specimens examined during this study agree in part with this description; they have semi-translucent shells, which are, however, relatively robust. A
<typeStatus id="5481887CFF82A262FDF3F9C9FD906F6E" box="[540,636,1612,1636]" pageId="8" pageNumber="363" type="paratype">paratype</typeStatus>
of this species (see examined material;
<figureCitation id="13012A5BFF82A262FBA9F9C9FB666F6F" box="[1094,1162,1612,1637]" captionStart="FIGURE 7" captionStartId="10.[151,250,1690,1712]" captionTargetBox="[151,1436,991,1668]" captionTargetId="figure-219@10.[151,1436,991,1668]" captionTargetPageId="10" captionText="FIGURE 7. Paratype of Aliculastrum debilis in Museum für Naturkunde (Berlin, Germany). (H = 10.13 mm)." figureDoi="http://doi.org/10.5281/zenodo.4914949" httpUri="https://zenodo.org/record/4914949/files/figure.png" pageId="8" pageNumber="363">Fig. 7</figureCitation>
) from Tahiti has a solid opaque shell, which might indicate that Pease used shells from more than one species to describe
<taxonomicName id="4C3A4D5DFF82A262FAE4F9F5FF0E6FA6" baseAuthorityName="Pease" baseAuthorityYear="1860" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="8" pageNumber="363" phylum="Arthropoda" rank="species" species="debilis">
<emphasis id="B94EEACCFF82A262FAE4F9F5FF0E6FA6" italics="true" pageId="8" pageNumber="363">Aliculastrum debilis</emphasis>
</taxonomicName>
. Confusion around the characters to distinguish this species is well patent in the literature. For example,
<bibRefCitation id="EFAB4B2FFF82A262FF78F932FED56FDA" author="Pilsbry, H. A." box="[151,313,1719,1744]" pageId="8" pageNumber="363" pagination="207 - 230" refId="ref20564" refString="Pilsbry, H. A. (1917) Marine Mollusks of Hawaii, I- III (Plate XIV, XV). Proceedings of The Academy of Natural Sciences of Philadelphia, 69, 207 - 230." type="journal article" year="1917">Pilsbry (1917)</bibRefCitation>
mentioned that the illustration of
<taxonomicName id="4C3A4D5DFF82A262FD2FF93DFC486FDA" baseAuthorityName="Pease" baseAuthorityYear="1860" box="[704,932,1720,1744]" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="8" pageNumber="363" phylum="Arthropoda" rank="species" species="debilis">
<emphasis id="B94EEACCFF82A262FD2FF93DFC486FDA" box="[704,932,1720,1744]" italics="true" pageId="8" pageNumber="363">Aliculastrum debilis</emphasis>
</taxonomicName>
in
<bibRefCitation id="EFAB4B2FFF82A262FC24F932FB906FDA" author="Sowerby, G. B." box="[971,1148,1719,1744]" pageId="8" pageNumber="363" pagination="1843 - 1878" refId="ref21194" refString="Sowerby, G. B. (1870) Monograph of the genus Atys. In: Reeve, L. A. (Ed.), Conchologica Iconica, or Illustrations of the shells of molluscous animals 1843 - 1878. Vol. 17. L. Reeve &amp; Co, London. [pages not numbered]" type="book chapter" year="1870">Sowerby (1870</bibRefCitation>
: pl. 5, sp. 28a, b) show a projecting point at the posterior end of the columella, although such feature is not referred by
<bibRefCitation id="EFAB4B2FFF82A262FB10F959FA746FFF" author="Pease, W. H." box="[1279,1432,1756,1781]" pageId="8" pageNumber="363" pagination="18 - 36" refId="ref20405" refString="Pease, W. H. (1860) Descriptions of new species of mollusca from the Sandwich Islands. Proceedings of the Zoological Society of London, 28, 18 - 36." type="journal article" year="1860">Pease (1860)</bibRefCitation>
.
<bibRefCitation id="EFAB4B2FFF82A262FF78F97AFEB46E12" author="Carpenter, P. P." box="[151,344,1791,1816]" pageId="8" pageNumber="363" pagination="512 - 517" refId="ref18380" refString="Carpenter, P. P. (1865) Description of new genera and species of marine shells from the islands of the Central Pacific by W. Harper Pease. Proceedings of the Scientific Meetings of the Zoological Society of London, 33 (1), 512 - 517. http: // dx. doi. org / 10.1111 / j. 1469 - 7998.1865. tb 02381. x" type="journal article" year="1865">Carpenter (1865)</bibRefCitation>
mentioned that
<taxonomicName id="4C3A4D5DFF82A262FDFEF885FD186E12" baseAuthorityName="Pease" baseAuthorityYear="1860" box="[529,756,1792,1816]" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="8" pageNumber="363" phylum="Arthropoda" rank="species" species="debilis">
<emphasis id="B94EEACCFF82A262FDFEF885FD186E12" box="[529,756,1792,1816]" italics="true" pageId="8" pageNumber="363">Aliculastrum debilis</emphasis>
</taxonomicName>
is identical to
<taxonomicName id="4C3A4D5DFF82A262FC72F885FBC56E12" baseAuthorityName="Ehrenberg" baseAuthorityYear="1831" box="[925,1065,1792,1816]" class="Gastropoda" family="Haminoeidae" genus="Atys" kingdom="Animalia" order="Cephalaspidea" pageId="8" pageNumber="363" phylum="Mollusca" rank="species" species="succisa">
<emphasis id="B94EEACCFF82A262FC72F885FBC56E12" box="[925,1065,1792,1816]" italics="true" pageId="8" pageNumber="363">Atys succisa</emphasis>
</taxonomicName>
, and simply a slender version of
<taxonomicName id="4C3A4D5DFF82A262FF78F8A1FECC6E36" box="[151,288,1828,1852]" class="Gastropoda" family="Haminoeidae" genus="Atys" kingdom="Animalia" order="Cephalaspidea" pageId="8" pageNumber="363" phylum="Mollusca" rank="species" species="alicula">
<emphasis id="B94EEACCFF82A262FF78F8A1FECC6E36" box="[151,288,1828,1852]" italics="true" pageId="8" pageNumber="363">Atys alicula</emphasis>
</taxonomicName>
.
<bibRefCitation id="EFAB4B2FFF82A262FEDDF8A1FE3B6E37" author="Pilsbry, H. A." box="[306,471,1828,1853]" pageId="8" pageNumber="363" refId="ref20498" refString="Pilsbry, H. A. (1895) Manual of Conchology, structural and systematic. Vol. 15. Academy of Natural Sciences of Philadelphia, Philadelphia, 436 pp." type="book" year="1895">Pilsbry (1895)</bibRefCitation>
mentioned that
<taxonomicName id="4C3A4D5DFF82A262FD76F8A1FCAF6E36" box="[665,835,1828,1852]" class="Gastropoda" family="Haminoeidae" genus="Atys" kingdom="Animalia" order="Cephalaspidea" pageId="8" pageNumber="363" phylum="Mollusca" rank="species" species="angustata">
<emphasis id="B94EEACCFF82A262FD76F8A1FCAF6E36" box="[665,835,1828,1852]" italics="true" pageId="8" pageNumber="363">Atys angustata</emphasis>
</taxonomicName>
is a synonym of
<taxonomicName id="4C3A4D5DFF82A262FBF7F8A1FAD66E36" baseAuthorityName="Helbling" baseAuthorityYear="1779" box="[1048,1338,1828,1852]" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="8" pageNumber="363" phylum="Arthropoda" rank="species" species="cylindricum">
<emphasis id="B94EEACCFF82A262FBF7F8A1FAD66E36" box="[1048,1338,1828,1852]" italics="true" pageId="8" pageNumber="363">Aliculastrum cylindricum</emphasis>
</taxonomicName>
but, his description of the species: “a very narrow shell with both ends thinner and strongly sinuous at the posterior ends”; resembles
<taxonomicName id="4C3A4D5DFF82A262FEE2F8E9FE036E8E" baseAuthorityName="Pease" baseAuthorityYear="1860" box="[269,495,1900,1924]" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="8" pageNumber="363" phylum="Arthropoda" rank="species" species="debilis">
<emphasis id="B94EEACCFF82A262FEE2F8E9FE036E8E" box="[269,495,1900,1924]" italics="true" pageId="8" pageNumber="363">Aliculastrum debilis</emphasis>
</taxonomicName>
rather than
<taxonomicName id="4C3A4D5DFF82A262FD9BF8E9FC7D6E8E" baseAuthorityName="Helbling" baseAuthorityYear="1779" box="[628,913,1900,1924]" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="8" pageNumber="363" phylum="Arthropoda" rank="species" species="cylindricum">
<emphasis id="B94EEACCFF82A262FD9BF8E9FC7D6E8E" box="[628,913,1900,1924]" italics="true" pageId="8" pageNumber="363">Aliculastrum cylindricum</emphasis>
</taxonomicName>
. Similarly,
<bibRefCitation id="EFAB4B2FFF82A262FBFDF8E9FB7D6E8F" author="Kay, E. A." box="[1042,1169,1900,1925]" pageId="8" pageNumber="363" pagination="1 - 653" refId="ref19251" refString="Kay, E. A. (1979) Hawaiian Marine Shells. Reef and Shore Fauna of Hawaii. Section 4: Mollusca. Bernice P. Bishop Museum Special Publications, Hawaii, pp. 1 - 653." type="book chapter" year="1979">Kay (1979)</bibRefCitation>
expressed doubts about a species described by
<bibRefCitation id="EFAB4B2FFF82A262FE76F80AFDD06EA2" author="Pilsbry, H. A." box="[409,572,1935,1960]" pageId="8" pageNumber="363" pagination="207 - 230" refId="ref20564" refString="Pilsbry, H. A. (1917) Marine Mollusks of Hawaii, I- III (Plate XIV, XV). Proceedings of The Academy of Natural Sciences of Philadelphia, 69, 207 - 230." type="journal article" year="1917">Pilsbry (1917)</bibRefCitation>
, which he named
<taxonomicName id="4C3A4D5DFF82A262FCE7F815FC7A6EA2" box="[776,918,1936,1960]" class="Gastropoda" family="Haminoeidae" genus="Atys" kingdom="Animalia" order="Cephalaspidea" pageId="8" pageNumber="363" phylum="Mollusca" rank="species" species="cortuna">
<emphasis id="B94EEACCFF82A262FCE7F815FC7A6EA2" box="[776,918,1936,1960]" italics="true" pageId="8" pageNumber="363">Atys cortuna</emphasis>
</taxonomicName>
that only differs from
<taxonomicName id="4C3A4D5DFF82A262FB79F815FA956EA2" baseAuthorityName="Pease" baseAuthorityYear="1860" box="[1174,1401,1936,1960]" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="8" pageNumber="363" phylum="Arthropoda" rank="species" species="debilis">
<emphasis id="B94EEACCFF82A262FB79F815FA956EA2" box="[1174,1401,1936,1960]" italics="true" pageId="8" pageNumber="363">Aliculastrum debilis</emphasis>
</taxonomicName>
by possessing a wider posterior end;
<bibRefCitation id="EFAB4B2FFF82A262FDFDF831FD7E6EC7" author="Kay, E. A." box="[530,658,1972,1997]" pageId="8" pageNumber="363" pagination="1 - 653" refId="ref19251" refString="Kay, E. A. (1979) Hawaiian Marine Shells. Reef and Shore Fauna of Hawaii. Section 4: Mollusca. Bernice P. Bishop Museum Special Publications, Hawaii, pp. 1 - 653." type="book chapter" year="1979">Kay (1979)</bibRefCitation>
synonymized both species under the name
<taxonomicName id="4C3A4D5DFF82A262FB96F831FB176EC6" authorityName="Pease" authorityYear="1860" box="[1145,1275,1972,1996]" class="Gastropoda" family="Haminoeidae" genus="Atys" kingdom="Animalia" order="Cephalaspidea" pageId="8" pageNumber="363" phylum="Mollusca" rank="species" species="debilis">
<emphasis id="B94EEACCFF82A262FB96F831FB176EC6" box="[1145,1275,1972,1996]" italics="true" pageId="8" pageNumber="363">Atys debilis</emphasis>
</taxonomicName>
.
</paragraph>
<caption id="DF456656FF83A263FF78F892FD426EEF" ID-DOI="http://doi.org/10.5281/zenodo.4914943" ID-Zenodo-Dep="4914943" httpUri="https://zenodo.org/record/4914943/files/figure.png" pageId="9" pageNumber="364" startId="9.[151,250,1815,1837]" targetBox="[233,1350,209,1800]" targetPageId="9">
<paragraph id="8B8536DEFF83A263FF78F892FD426EEF" blockId="9.[151,1436,1815,2021]" pageId="9" pageNumber="364">
<emphasis id="B94EEACCFF83A263FF78F892FEFE6E27" bold="true" box="[151,274,1815,1837]" pageId="9" pageNumber="364">FIGURE 5.</emphasis>
Shell and anatomy of
<taxonomicName id="4C3A4D5DFF83A263FE1AF892FD2D6E27" baseAuthorityName="Pease" baseAuthorityYear="1860" box="[501,705,1815,1837]" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="9" pageNumber="364" phylum="Arthropoda" rank="species" species="debilis">
<emphasis id="B94EEACCFF83A263FE1AF892FD2D6E27" box="[501,705,1815,1837]" italics="true" pageId="9" pageNumber="364">Aliculastrum debilis</emphasis>
</taxonomicName>
. A. Detail of anterior part of shell. B. Detail of posterior part of shell. C. Detail of jaw. D. Detail of median tooth at the middle of radula. E. Inner lateral tooth with denticulation at the right side of radula. F. Detail of outer lateral teeth at right side of radula. G. Top view of gizzard plate of specimen from the Philippines. H. Rods on ridges at posterior edge of gizzard plate. I. Male reproductive system. go, genital opening; pr, prostate; ps, penial sheath; sd 1, first seminal duct; sd 2, second seminal duct. Scale bars: A, B = 200 µm; C = 2 µm; D, E = 10 µm; F, H = 20 µm; I = 1 mm. A, C, D: ZMBN 87084, H = 8.4 mm; B= MNHN, Paris (M9/ OT802), H= 5.3 mm; EH: MNHN, Paris (M9/ OT802), H = 5.9 mm; I: ZMBN 87084, H = 8.2 mm.
</paragraph>
</caption>
<caption id="DF456656FF80A260FF78FCDFFB486A84" ID-DOI="http://doi.org/10.5281/zenodo.4914947" ID-Zenodo-Dep="4914947" httpUri="https://zenodo.org/record/4914947/files/figure.png" pageId="10" pageNumber="365" startId="10.[151,250,858,880]" targetBox="[158,1432,197,833]" targetPageId="10">
<paragraph id="8B8536DEFF80A260FF78FCDFFB486A84" blockId="10.[151,1435,858,911]" pageId="10" pageNumber="365">
<emphasis id="B94EEACCFF80A260FF78FCDFFEF86A65" bold="true" box="[151,276,858,880]" pageId="10" pageNumber="365">FIGURE 6.</emphasis>
Gizzard plate anatomy of specimen
<taxonomicName id="4C3A4D5DFF80A260FD7CFCDFFC8E6A7A" baseAuthorityName="Pease" baseAuthorityYear="1860" box="[659,866,858,880]" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="10" pageNumber="365" phylum="Arthropoda" rank="species" species="debilis">
<emphasis id="B94EEACCFF80A260FD7CFCDFFC8E6A7A" box="[659,866,858,880]" italics="true" pageId="10" pageNumber="365">Aliculastrum debilis</emphasis>
</taxonomicName>
from Tahiti. A. Top view of gizzard plate. B. Rods on middle ridges of gizzard plate. Scale bars: A = 100 µm; B = 20 µm. A, B: ZMBN 87084, H = 8.4 mm.
</paragraph>
</caption>
<caption id="DF456656FF80A260FF78F91FFB186FBA" ID-DOI="http://doi.org/10.5281/zenodo.4914949" ID-Zenodo-Dep="4914949" box="[151,1268,1690,1712]" httpUri="https://zenodo.org/record/4914949/files/figure.png" pageId="10" pageNumber="365" startId="10.[151,250,1690,1712]" targetBox="[151,1436,991,1668]" targetPageId="10">
<paragraph id="8B8536DEFF80A260FF78F91FFB186FBA" blockId="10.[151,1268,1690,1712]" box="[151,1268,1690,1712]" pageId="10" pageNumber="365">
<emphasis id="B94EEACCFF80A260FF78F91FFEFE6FA5" bold="true" box="[151,274,1690,1712]" pageId="10" pageNumber="365">FIGURE 7.</emphasis>
Paratype of
<taxonomicName id="4C3A4D5DFF80A260FE7CF91FFD8C6FBA" baseAuthorityName="Pease" baseAuthorityYear="1860" box="[403,608,1690,1712]" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="10" pageNumber="365" phylum="Arthropoda" rank="species" species="debilis">
<emphasis id="B94EEACCFF80A260FE7CF91FFD8C6FBA" box="[403,608,1690,1712]" italics="true" pageId="10" pageNumber="365">Aliculastrum debilis</emphasis>
</taxonomicName>
in Museum für Naturkunde (Berlin, Germany). (H = 10.13 mm).
</paragraph>
</caption>
<paragraph id="8B8536DEFF80A260FF28F952FD9D6E8A" blockId="10.[151,1437,1751,2028]" pageId="10" pageNumber="365">
<taxonomicName id="4C3A4D5DFF80A260FF28F952FE476FE5" baseAuthorityName="Pease" baseAuthorityYear="1860" box="[199,427,1751,1775]" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="10" pageNumber="365" phylum="Arthropoda" rank="species" species="debilis">
<emphasis id="B94EEACCFF80A260FF28F952FE476FE5" box="[199,427,1751,1775]" italics="true" pageId="10" pageNumber="365">Aliculastrum debilis</emphasis>
</taxonomicName>
has a more elongated semi-translucent shell with deep spiral grooves at both ends, when compared with
<taxonomicName id="4C3A4D5DFF80A260FEA9F979FD8F6E1E" baseAuthorityName="Helbling" baseAuthorityYear="1779" box="[326,611,1788,1812]" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="10" pageNumber="365" phylum="Arthropoda" rank="species" species="cylindricum">
<emphasis id="B94EEACCFF80A260FEA9F979FD8F6E1E" box="[326,611,1788,1812]" italics="true" pageId="10" pageNumber="365">Aliculastrum cylindricum</emphasis>
</taxonomicName>
, which has a more inflated opaque shell with shallower spiral grooves at both ends. Besides, the former usually has a narrower shell towards both ends, whereas the latter has a broader anterior end compared to its posterior end. Moreover, these two species can be distinguished easily based on their anatomical features as documented above.
</paragraph>
<paragraph id="8B8536DEFF80A261FF28F80EFC3B69FD" blockId="10.[151,1437,1751,2028]" lastBlockId="11.[151,1436,151,248]" lastPageId="11" lastPageNumber="366" pageId="10" pageNumber="365">
This species has been placed under the genus
<taxonomicName id="4C3A4D5DFF80A260FD0AF809FCF96EA9" authorityName="Montfort" authorityYear="1810" box="[741,789,1932,1955]" class="Gastropoda" family="Haminoeidae" genus="Atys" kingdom="Animalia" order="Cephalaspidea" pageId="10" pageNumber="365" phylum="Mollusca" rank="genus">
<emphasis id="B94EEACCFF80A260FD0AF809FCF96EA9" box="[741,789,1932,1955]" italics="true" pageId="10" pageNumber="365">Atys</emphasis>
</taxonomicName>
by most authors although it possesses features that are different from the
<typeStatus id="5481887CFF80A260FE87F835FE746EC2" box="[360,408,1968,1992]" pageId="10" pageNumber="365">type</typeStatus>
species
<taxonomicName id="4C3A4D5DFF80A260FE16F835FD666ECD" baseAuthorityName="Linnaeus" baseAuthorityYear="1758" box="[505,650,1968,1991]" class="Gastropoda" family="Haminoeidae" genus="Atys" kingdom="Animalia" order="Cephalaspidea" pageId="10" pageNumber="365" phylum="Mollusca" rank="species" species="naucum">
<emphasis id="B94EEACCFF80A260FE16F835FD666ECD" box="[505,650,1968,1991]" italics="true" pageId="10" pageNumber="365">Atys naucum</emphasis>
</taxonomicName>
; for example, a cylindrical shell, gizzard plates with large ridges and complex male reproductive system with two seminal ducts.
<taxonomicName id="4C3A4D5DFF80A260FCBFF851FBDA6EE6" baseAuthorityName="Pease" baseAuthorityYear="1860" box="[848,1078,2004,2028]" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="10" pageNumber="365" phylum="Arthropoda" rank="species" species="debilis">
<emphasis id="B94EEACCFF80A260FCBFF851FBDA6EE6" box="[848,1078,2004,2028]" italics="true" pageId="10" pageNumber="365">Aliculastrum debilis</emphasis>
</taxonomicName>
has an asymmetric radula; the inner lateral tooth with strong denticulation along the outer margin appears only at the right side. This character is found also in another
<taxonomicName id="4C3A4D5DFF81A261FE64FF39FD9869DF" box="[395,628,188,213]" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="366" phylum="Arthropoda" rank="species" species="undetermined">
<emphasis id="B94EEACCFF81A261FE64FF39FDF069DE" box="[395,540,188,212]" italics="true" pageId="11" pageNumber="366">Aliculastrum</emphasis>
species
</taxonomicName>
studied in this work (e.g.
<taxonomicName id="4C3A4D5DFF81A261FC76FF39FBDF69DE" baseAuthorityName="Gould" baseAuthorityYear="1846" box="[921,1075,188,212]" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="366" phylum="Arthropoda" rank="species" species="parallelum">
<emphasis id="B94EEACCFF81A261FC76FF39FBDF69DE" box="[921,1075,188,212]" italics="true" pageId="11" pageNumber="366">A. parallelum</emphasis>
</taxonomicName>
). Preliminary phylogenetic data (
<bibRefCitation id="EFAB4B2FFF81A261FF71FF5AFEE769F2" author="Too, C. C." box="[158,267,223,248]" pageId="11" pageNumber="366" refId="ref21360" refString="Too, C. C. (2011) Diversity and systematics of Haminoeidae (Gastropoda: Cephalaspidea) in the Indo-West Pacific Ocean: the genera Aliculastrum, Atys, Diniatys and Liloa. Master of Science in Marine Biology - Marine Biodiversity. Department of Biology, Faculty of Mathematics and Natural Sciences, University of Bergen (Norway), 87 pp. [Available from UiB library services: http: // www. uib. no / ub / en]" type="book" year="2011">Too 2011</bibRefCitation>
) suggest the inclusion of this species in the genus
<taxonomicName id="4C3A4D5DFF81A261FCD0FF65FC3C69F2" authorityName="Pilsbry" authorityYear="1896" box="[831,976,224,248]" class="Malacostraca" family="Atyidae" genus="Aliculastrum" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="366" phylum="Arthropoda" rank="genus">
<emphasis id="B94EEACCFF81A261FCD0FF65FC3C69F2" box="[831,976,224,248]" italics="true" pageId="11" pageNumber="366">Aliculastrum</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
</treatment>
</document>