459 lines
71 KiB
XML
459 lines
71 KiB
XML
<document id="EC1070E6697F9867B3C9FB2A60CF8B8E" ID-CLB-Dataset="58582" ID-DOI="10.5281/zenodo.7680891" ID-GBIF-Dataset="0eaabf0d-5f07-4d53-aad2-9372ccac3303" ID-ISSN="2305-2562" ID-Zenodo-Dep="7680891" ID-ZooBank="B5CAA0D6-6F90-4311-899F-210544BFDCFF" IM.bibliography_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1676998204622" checkinUser="felipe" docAuthor="Dell’Angelo, Bruno, Schwabe, Enrico, Gori, Sandro, Sosso, Maurizio & Bonfitto, Antonio" docDate="2014" docId="090387B4F075B45568ABFD50FB8BFE39" docLanguage="en" docName="AfrInvertebr.55.2.171-200.pdf" docOrigin="African Invertebrates 55 (2)" docStyle="DocumentStyle:B78C63EC8CEBBB75364A82B35BB1F83D.4:AfrInvertebr.2008-2015.journal_article.0cover" docStyleId="B78C63EC8CEBBB75364A82B35BB1F83D" docStyleName="AfrInvertebr.2008-2015.journal_article.0cover" docStyleVersion="4" docTitle="Stenoplax hernandezi Dell’Angelo & Schwabe & Gori & Sosso & Bonfitto 2014, sp. n." docType="treatment" docVersion="8" lastPageNumber="181" masterDocId="F53AFFCCF072B45F6958FFB0FF91FF9E" masterDocTitle="Chitons (Mollusca, Polyplacophora) from São Tomé and Príncipe Islands" masterLastPageNumber="200" masterPageNumber="171" pageNumber="178" updateTime="1699475547105" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0">
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<mods:title id="AF0996492AF8FDF6EBCE75867F6BC64B">Chitons (Mollusca, Polyplacophora) from São Tomé and Príncipe Islands</mods:title>
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<mods:name id="2A2097E8D68DA86727020E946EB2178D" type="personal">
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<mods:namePart id="386EC0D4FFDF1D8E90A4FDB19994FE37">Dell’Angelo, Bruno</mods:namePart>
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<mods:affiliation id="498BEFB0DC13CBE931C3D335AD132610">Museo di Zoologia, Via Selmi 3, 40126 Bologna, Italy</mods:affiliation>
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<mods:nameIdentifier id="81B5D58B8CC5D176F7FD5FAF0C072B18" type="email">bruno.dellangelo@chitons.it</mods:nameIdentifier>
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<mods:roleTerm id="83FEC3038E8FFC1759BF0FFDBC99BF68">Author</mods:roleTerm>
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<mods:namePart id="FEEF5DA07E58F40F9FDB49CACBD43A49">Schwabe, Enrico</mods:namePart>
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<mods:affiliation id="9B57B1B739B10560E8EC524B406E212F">Bavarian State Collection of Zoology, Münchhausenstrasse 21, 81247 München, Germany</mods:affiliation>
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<mods:nameIdentifier id="3865E45F91B21D6ACCB39F82B522A099" type="email">enrico.schwabe@zsm.mwn.de</mods:nameIdentifier>
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<mods:namePart id="CF44A4797A1097CB0618A974265A5C99">Gori, Sandro</mods:namePart>
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<mods:affiliation id="842BD3334AC1B852308AD9DA71D0B6BB">Via Sernesi 7, 57123 Livorno, Italy;</mods:affiliation>
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<mods:namePart id="78F6BB3CFC91D965E9B719930F065398">Sosso, Maurizio</mods:namePart>
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<mods:affiliation id="CEC289013A72C594E58AD0EA90F0DE7D">Via Bengasi 4, 16153 Genova, Italy</mods:affiliation>
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<mods:namePart id="11076F08D4AA8CD7783A5F5273F80010">Bonfitto, Antonio</mods:namePart>
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<mods:affiliation id="53C9AD6030E1CBCC9390A1341D390C02">Dipartimento di Scienze Biologiche, Geologiche e Ambientali (BiGeA), Via Selmi 3, 40126 Bologna, Italy;</mods:affiliation>
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<mods:nameIdentifier id="57C832B2F4D1E99E9441F760471C22D2" type="email">antonio.bonfitto@unibo.it</mods:nameIdentifier>
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<mods:title id="6B066BDA7C4FCF4E620125F84EE435BD">African Invertebrates</mods:title>
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<mods:date id="D710698EBE93A2A9AF60275CC26ADE9F">2014</mods:date>
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<treatment id="090387B4F075B45568ABFD50FB8BFE39" ID-DOI="http://doi.org/10.5281/zenodo.7661991" ID-GBIF-Taxon="209346757" ID-Zenodo-Dep="7661991" LSID="urn:lsid:plazi:treatment:090387B4F075B45568ABFD50FB8BFE39" httpUri="http://treatment.plazi.org/id/090387B4F075B45568ABFD50FB8BFE39" lastPageId="10" lastPageNumber="181" pageId="7" pageNumber="178">
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<subSubSection id="C9B06529F075B45868ABFD50FCA9FD65" box="[499,824,736,763]" pageId="7" pageNumber="178" type="nomenclature">
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<paragraph id="811536A2F075B45868ABFD50FCA9FD65" blockId="7.[181,1142,736,1676]" box="[499,824,736,763]" pageId="7" pageNumber="178">
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<heading id="DA5D81CEF075B45868ABFD50FCA9FD65" box="[499,824,736,763]" centered="true" fontSize="11" level="2" pageId="7" pageNumber="178" reason="2">
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<taxonomicName id="46AA4D21F075B45868ABFD50FD67FD64" ID-CoL="523NH" authority="Dell’Angelo & Schwabe & Gori & Sosso & Bonfitto, 2014" authorityName="Dell’Angelo & Schwabe & Gori & Sosso & Bonfitto" authorityYear="2014" box="[499,758,736,762]" class="Polyplacophora" family="Ischnochitonidae" genus="Stenoplax" kingdom="Animalia" order="Chitonida" pageId="7" pageNumber="178" phylum="Mollusca" rank="species" species="hernandezi" status="sp. nov.">
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<emphasis id="B3DEEAB0F075B45868ABFD50FD67FD64" bold="true" box="[499,758,736,762]" pageId="7" pageNumber="178">Stenoplax hernandezi</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A8ED57CBF075B4586BA5FD51FCA9FD65" box="[765,824,737,763]" pageId="7" pageNumber="178" rank="species">sp. n.</taxonomicNameLabel>
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</heading>
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</paragraph>
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<subSubSection id="C9B06529F075B4556B77FCB9FB8BFE39" lastPageId="10" lastPageNumber="181" pageId="7" pageNumber="178" type="description">
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<paragraph id="811536A2F075B4586B77FCB9FD6DFCBD" blockId="7.[181,1142,736,1676]" box="[559,764,777,803]" pageId="7" pageNumber="178">
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<figureCitation id="19912A27F075B4586B77FCB9FD3FFCBD" box="[559,686,777,803]" captionStart="Fig" captionStartId="8.[142,175,1414,1436]" captionTargetBox="[217,1083,204,1397]" captionTargetId="figure-190@8.[217,1083,204,1397]" captionTargetPageId="8" captionText="Fig. 3. (A–U) Stenoplax hernandezi sp. n., São Tomé Island: (A–E), (P–Q), (T–U) specimen from ST10 (ZSM Mol-20034150), length 5.7 mm, disarticulated and coated for SEM analysis, (A–B) dorsal and frontal views, (C) detail of the head valve, (D) detail of the sculpture of an intermediate valve, (E) detail of the tail valve, (P–Q) girdle formations in situ, (T–U) radula, (T) complete view, (U) detail of major lateral tooth; (F–O), (R–S) paratype MZB 49752, specimen from ST06, length 6.8 mm, disarticulated and coated for SEM analysis, (F–H) disarticulated head valve, (F–G) dorsal and ventral views, (H) detail of the sculpture, (I–K) disarticulated intermediate valve, dorsal, ventral and frontal views, (L–O) disarticulated tail valve, (L–N) dorsal, lateral and ventral views, (O) detail of the sculpture, (R–S) detail of girdle formations, (R) ventral spicules, (S) dorsal scales. Scale bars = 1 mm (A, B); 800 μm (C, E, I, L); 600 μm (F, G, J, K, M, N); 100 μm (D); 80 μm (O, Q); 60 μm (H, T); 40 μm (P); 30 μm (R, S, U)." figureDoi="http://doi.org/10.5281/zenodo.7680899" httpUri="https://zenodo.org/record/7680899/files/figure.png" pageId="7" pageNumber="178">Figs 3A–U</figureCitation>
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,
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<figureCitation id="19912A27F075B4586BE1FCB9FD6DFCBD" box="[697,764,777,803]" captionStart="Fig" captionStartId="22.[144,177,1414,1436]" captionTargetBox="[157,1091,204,1394]" captionTargetId="figure-166@22.[157,1091,204,1396]" captionTargetPageId="22" captionText="Fig. 9. (A–B) Stenoplax hernandezi sp. n., São Tomé Island: (A) ST06, Holotype, length 7.6 mm, MZB 49751, (B) ST03, length 8 mm, specimen disarticulated for SEM analysis; (C–E) Callochiton saotomensis sp. n., São Tomé Island: (C) ST03, Holotype, length 4.6 mm, MZB 49761, (D) ST06, length 4.9 mm, Paratype NHMUK, (E) ST06, length 4.4 mm, Paratype ZISP 2198; (F–G) Chiton lyratus Sowerby, 1840, NHMUK 1979176, two Syntypes, type locality: unknown (restricted to Príncipe Island);(H–J) Chiton canariensis d’Orbigny,1839,NHMUK 1854.9.28.152,three Syntypes, type locality: Canary Islands; (K–N) Rhyssoplax canariensis (d’Orbigny, 1839), colour variations, (K) ST03, length 20.5 mm, (L) ST02, length 8 mm, (M) ST03, length 13.2 mm, (N) ST02, length 8.8 mm; (O) Acanthochitona crinita (Pennant, 1777), São Tomé Island, ST06, length 6.5 mm; (P–S) Craspedochiton foresti (Leloup, 1965), São Tomé Island, ST03, (P–Q) length 16 mm, dorsal and ventral views, (R–S) length 10 mm, dorsal and lateral views." figureDoi="http://doi.org/10.5281/zenodo.7680911" httpUri="https://zenodo.org/record/7680911/files/figure.png" pageId="7" pageNumber="178">9A–B</figureCitation>
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</paragraph>
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<paragraph id="811536A2F075B45869EDFC80FE2FFC14" blockId="7.[181,1142,736,1676]" pageId="7" pageNumber="178">Etymology: Named in honour of José María Hernández, malacologist from Gran Canaria, who passed away recently. He had frequently been a companion of Sandro Gori on trips and dives.</paragraph>
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<paragraph id="811536A2F075B45869EDFC27FED0FC2F" blockId="7.[181,1142,736,1676]" box="[181,321,919,945]" pageId="7" pageNumber="178">Description:</paragraph>
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<paragraph id="811536A2F075B45869EDFC07FDE5FBCF" blockId="7.[181,1142,736,1676]" pageId="7" pageNumber="178">
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General shell shape: Animal small, up to
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<quantity id="46529B47F075B4586B27FC07FD2EFC4C" box="[639,703,951,978]" metricMagnitude="-3" metricUnit="m" metricValue="8.0" pageId="7" pageNumber="178" unit="mm" value="8.0">8 mm</quantity>
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long,
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<typeStatus id="5E118800F075B4586A5CFC07FCF7FC4F" box="[772,870,951,977]" pageId="7" pageNumber="178" type="holotype">holotype</typeStatus>
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7.6 ×
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<quantity id="46529B47F075B4586AF4FC07FB90FC4C" box="[940,1025,951,978]" metricMagnitude="-3" metricUnit="m" metricValue="3.3" pageId="7" pageNumber="178" unit="mm" value="3.3">3.3 mm</quantity>
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(
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<figureCitation id="19912A27F075B4586D57FC07FBF9FC4F" box="[1039,1128,951,977]" captionStart="Fig" captionStartId="22.[144,177,1414,1436]" captionTargetBox="[157,1091,204,1394]" captionTargetId="figure-166@22.[157,1091,204,1396]" captionTargetPageId="22" captionText="Fig. 9. (A–B) Stenoplax hernandezi sp. n., São Tomé Island: (A) ST06, Holotype, length 7.6 mm, MZB 49751, (B) ST03, length 8 mm, specimen disarticulated for SEM analysis; (C–E) Callochiton saotomensis sp. n., São Tomé Island: (C) ST03, Holotype, length 4.6 mm, MZB 49761, (D) ST06, length 4.9 mm, Paratype NHMUK, (E) ST06, length 4.4 mm, Paratype ZISP 2198; (F–G) Chiton lyratus Sowerby, 1840, NHMUK 1979176, two Syntypes, type locality: unknown (restricted to Príncipe Island);(H–J) Chiton canariensis d’Orbigny,1839,NHMUK 1854.9.28.152,three Syntypes, type locality: Canary Islands; (K–N) Rhyssoplax canariensis (d’Orbigny, 1839), colour variations, (K) ST03, length 20.5 mm, (L) ST02, length 8 mm, (M) ST03, length 13.2 mm, (N) ST02, length 8.8 mm; (O) Acanthochitona crinita (Pennant, 1777), São Tomé Island, ST06, length 6.5 mm; (P–S) Craspedochiton foresti (Leloup, 1965), São Tomé Island, ST03, (P–Q) length 16 mm, dorsal and ventral views, (R–S) length 10 mm, dorsal and lateral views." figureDoi="http://doi.org/10.5281/zenodo.7680911" httpUri="https://zenodo.org/record/7680911/files/figure.png" pageId="7" pageNumber="178">Fig. 9A</figureCitation>
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), elongate oval, much longer than twice the width, moderately elevated (dorsal elevation 0.31), back evenly rounded with convex side slopes. Colour of tegmentum uniformly light orange, somewhat variegated, with sandy brown streaks or flecks. Girdle of the same colour, with lighter bands present.
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</paragraph>
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<paragraph id="811536A2F075B4586988FBE6FD82FAB1" blockId="7.[181,1142,736,1676]" pageId="7" pageNumber="178">
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Head valve semicircular (
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<figureCitation id="19912A27F075B45868A9FBE6FDD6FBEE" box="[497,583,1110,1136]" captionStart="Fig" captionStartId="8.[142,175,1414,1436]" captionTargetBox="[217,1083,204,1397]" captionTargetId="figure-190@8.[217,1083,204,1397]" captionTargetPageId="8" captionText="Fig. 3. (A–U) Stenoplax hernandezi sp. n., São Tomé Island: (A–E), (P–Q), (T–U) specimen from ST10 (ZSM Mol-20034150), length 5.7 mm, disarticulated and coated for SEM analysis, (A–B) dorsal and frontal views, (C) detail of the head valve, (D) detail of the sculpture of an intermediate valve, (E) detail of the tail valve, (P–Q) girdle formations in situ, (T–U) radula, (T) complete view, (U) detail of major lateral tooth; (F–O), (R–S) paratype MZB 49752, specimen from ST06, length 6.8 mm, disarticulated and coated for SEM analysis, (F–H) disarticulated head valve, (F–G) dorsal and ventral views, (H) detail of the sculpture, (I–K) disarticulated intermediate valve, dorsal, ventral and frontal views, (L–O) disarticulated tail valve, (L–N) dorsal, lateral and ventral views, (O) detail of the sculpture, (R–S) detail of girdle formations, (R) ventral spicules, (S) dorsal scales. Scale bars = 1 mm (A, B); 800 μm (C, E, I, L); 600 μm (F, G, J, K, M, N); 100 μm (D); 80 μm (O, Q); 60 μm (H, T); 40 μm (P); 30 μm (R, S, U)." figureDoi="http://doi.org/10.5281/zenodo.7680899" httpUri="https://zenodo.org/record/7680899/files/figure.png" pageId="7" pageNumber="178">Fig. 3F</figureCitation>
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), posterior margin widely V-shaped. Intermediate valves (
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<figureCitation id="19912A27F075B4586857FBC5FECCFB0E" box="[271,349,1141,1168]" captionStart="Fig" captionStartId="8.[142,175,1414,1436]" captionTargetBox="[217,1083,204,1397]" captionTargetId="figure-190@8.[217,1083,204,1397]" captionTargetPageId="8" captionText="Fig. 3. (A–U) Stenoplax hernandezi sp. n., São Tomé Island: (A–E), (P–Q), (T–U) specimen from ST10 (ZSM Mol-20034150), length 5.7 mm, disarticulated and coated for SEM analysis, (A–B) dorsal and frontal views, (C) detail of the head valve, (D) detail of the sculpture of an intermediate valve, (E) detail of the tail valve, (P–Q) girdle formations in situ, (T–U) radula, (T) complete view, (U) detail of major lateral tooth; (F–O), (R–S) paratype MZB 49752, specimen from ST06, length 6.8 mm, disarticulated and coated for SEM analysis, (F–H) disarticulated head valve, (F–G) dorsal and ventral views, (H) detail of the sculpture, (I–K) disarticulated intermediate valve, dorsal, ventral and frontal views, (L–O) disarticulated tail valve, (L–N) dorsal, lateral and ventral views, (O) detail of the sculpture, (R–S) detail of girdle formations, (R) ventral spicules, (S) dorsal scales. Scale bars = 1 mm (A, B); 800 μm (C, E, I, L); 600 μm (F, G, J, K, M, N); 100 μm (D); 80 μm (O, Q); 60 μm (H, T); 40 μm (P); 30 μm (R, S, U)." figureDoi="http://doi.org/10.5281/zenodo.7680899" httpUri="https://zenodo.org/record/7680899/files/figure.png" pageId="7" pageNumber="178">Fig. 3I</figureCitation>
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) with anterior margin slightly convex and sinuate at both sides, side margins rounded, posterior margin more or less straight, apices not evident, lateral areas little raised, poorly defined. Tail valve semicircular (
|
||
<figureCitation id="19912A27F075B4586A4AFB05FCFAFB51" box="[786,875,1205,1231]" captionStart="Fig" captionStartId="8.[142,175,1414,1436]" captionTargetBox="[217,1083,204,1397]" captionTargetId="figure-190@8.[217,1083,204,1397]" captionTargetPageId="8" captionText="Fig. 3. (A–U) Stenoplax hernandezi sp. n., São Tomé Island: (A–E), (P–Q), (T–U) specimen from ST10 (ZSM Mol-20034150), length 5.7 mm, disarticulated and coated for SEM analysis, (A–B) dorsal and frontal views, (C) detail of the head valve, (D) detail of the sculpture of an intermediate valve, (E) detail of the tail valve, (P–Q) girdle formations in situ, (T–U) radula, (T) complete view, (U) detail of major lateral tooth; (F–O), (R–S) paratype MZB 49752, specimen from ST06, length 6.8 mm, disarticulated and coated for SEM analysis, (F–H) disarticulated head valve, (F–G) dorsal and ventral views, (H) detail of the sculpture, (I–K) disarticulated intermediate valve, dorsal, ventral and frontal views, (L–O) disarticulated tail valve, (L–N) dorsal, lateral and ventral views, (O) detail of the sculpture, (R–S) detail of girdle formations, (R) ventral spicules, (S) dorsal scales. Scale bars = 1 mm (A, B); 800 μm (C, E, I, L); 600 μm (F, G, J, K, M, N); 100 μm (D); 80 μm (O, Q); 60 μm (H, T); 40 μm (P); 30 μm (R, S, U)." figureDoi="http://doi.org/10.5281/zenodo.7680899" httpUri="https://zenodo.org/record/7680899/files/figure.png" pageId="7" pageNumber="178">Fig. 3L</figureCitation>
|
||
), length less than ⅔ of width, anterior margin straight and directed backwards laterally, mucro central, poorly evident, antemucronal slope slightly convex (
|
||
<figureCitation id="19912A27F075B4586B99FB44FCB2FA91" box="[705,803,1268,1295]" captionStart="Fig" captionStartId="8.[142,175,1414,1436]" captionTargetBox="[217,1083,204,1397]" captionTargetId="figure-190@8.[217,1083,204,1397]" captionTargetPageId="8" captionText="Fig. 3. (A–U) Stenoplax hernandezi sp. n., São Tomé Island: (A–E), (P–Q), (T–U) specimen from ST10 (ZSM Mol-20034150), length 5.7 mm, disarticulated and coated for SEM analysis, (A–B) dorsal and frontal views, (C) detail of the head valve, (D) detail of the sculpture of an intermediate valve, (E) detail of the tail valve, (P–Q) girdle formations in situ, (T–U) radula, (T) complete view, (U) detail of major lateral tooth; (F–O), (R–S) paratype MZB 49752, specimen from ST06, length 6.8 mm, disarticulated and coated for SEM analysis, (F–H) disarticulated head valve, (F–G) dorsal and ventral views, (H) detail of the sculpture, (I–K) disarticulated intermediate valve, dorsal, ventral and frontal views, (L–O) disarticulated tail valve, (L–N) dorsal, lateral and ventral views, (O) detail of the sculpture, (R–S) detail of girdle formations, (R) ventral spicules, (S) dorsal scales. Scale bars = 1 mm (A, B); 800 μm (C, E, I, L); 600 μm (F, G, J, K, M, N); 100 μm (D); 80 μm (O, Q); 60 μm (H, T); 40 μm (P); 30 μm (R, S, U)." figureDoi="http://doi.org/10.5281/zenodo.7680899" httpUri="https://zenodo.org/record/7680899/files/figure.png" pageId="7" pageNumber="178">Fig. 3M</figureCitation>
|
||
), postmucronal slope slightly concave just behind the mucro.
|
||
</paragraph>
|
||
<paragraph id="811536A2F075B4586988FA84FC67FA33" blockId="7.[181,1142,736,1676]" pageId="7" pageNumber="178">
|
||
Head valve, lateral areas of intermediate valves, and postmucronal area of tail valve sculptured with many close-set, irregularly undulate concentric grooves, better defined towards periphery (
|
||
<figureCitation id="19912A27F075B45868D5FAC3FE77FA13" box="[397,486,1395,1421]" captionStart="Fig" captionStartId="8.[142,175,1414,1436]" captionTargetBox="[217,1083,204,1397]" captionTargetId="figure-190@8.[217,1083,204,1397]" captionTargetPageId="8" captionText="Fig. 3. (A–U) Stenoplax hernandezi sp. n., São Tomé Island: (A–E), (P–Q), (T–U) specimen from ST10 (ZSM Mol-20034150), length 5.7 mm, disarticulated and coated for SEM analysis, (A–B) dorsal and frontal views, (C) detail of the head valve, (D) detail of the sculpture of an intermediate valve, (E) detail of the tail valve, (P–Q) girdle formations in situ, (T–U) radula, (T) complete view, (U) detail of major lateral tooth; (F–O), (R–S) paratype MZB 49752, specimen from ST06, length 6.8 mm, disarticulated and coated for SEM analysis, (F–H) disarticulated head valve, (F–G) dorsal and ventral views, (H) detail of the sculpture, (I–K) disarticulated intermediate valve, dorsal, ventral and frontal views, (L–O) disarticulated tail valve, (L–N) dorsal, lateral and ventral views, (O) detail of the sculpture, (R–S) detail of girdle formations, (R) ventral spicules, (S) dorsal scales. Scale bars = 1 mm (A, B); 800 μm (C, E, I, L); 600 μm (F, G, J, K, M, N); 100 μm (D); 80 μm (O, Q); 60 μm (H, T); 40 μm (P); 30 μm (R, S, U)." figureDoi="http://doi.org/10.5281/zenodo.7680899" httpUri="https://zenodo.org/record/7680899/files/figure.png" pageId="7" pageNumber="178">Fig. 3H</figureCitation>
|
||
); central area of intermediate valves and antemucronal area of tail valve smooth, some longitudinal grooves present but hardly visible.
|
||
</paragraph>
|
||
<paragraph id="811536A2F075B4586988FA03FCC2F993" blockId="7.[181,1142,736,1676]" pageId="7" pageNumber="178">
|
||
Articulamentum: Apophyses triangular, widely separated by a straight sinus (
|
||
<figureCitation id="19912A27F075B4586D10FA03FF41FA73" captionStart="Fig" captionStartId="8.[142,175,1414,1436]" captionTargetBox="[217,1083,204,1397]" captionTargetId="figure-190@8.[217,1083,204,1397]" captionTargetPageId="8" captionText="Fig. 3. (A–U) Stenoplax hernandezi sp. n., São Tomé Island: (A–E), (P–Q), (T–U) specimen from ST10 (ZSM Mol-20034150), length 5.7 mm, disarticulated and coated for SEM analysis, (A–B) dorsal and frontal views, (C) detail of the head valve, (D) detail of the sculpture of an intermediate valve, (E) detail of the tail valve, (P–Q) girdle formations in situ, (T–U) radula, (T) complete view, (U) detail of major lateral tooth; (F–O), (R–S) paratype MZB 49752, specimen from ST06, length 6.8 mm, disarticulated and coated for SEM analysis, (F–H) disarticulated head valve, (F–G) dorsal and ventral views, (H) detail of the sculpture, (I–K) disarticulated intermediate valve, dorsal, ventral and frontal views, (L–O) disarticulated tail valve, (L–N) dorsal, lateral and ventral views, (O) detail of the sculpture, (R–S) detail of girdle formations, (R) ventral spicules, (S) dorsal scales. Scale bars = 1 mm (A, B); 800 μm (C, E, I, L); 600 μm (F, G, J, K, M, N); 100 μm (D); 80 μm (O, Q); 60 μm (H, T); 40 μm (P); 30 μm (R, S, U)." figureDoi="http://doi.org/10.5281/zenodo.7680899" httpUri="https://zenodo.org/record/7680899/files/figure.png" pageId="7" pageNumber="178">Fig. 3J</figureCitation>
|
||
), insertion plates short, slit formula 15 / 3 / 11, slit rays neatly indicated by distinct rays of pores, teeth sharp and not equidistant, eaves narrow.
|
||
</paragraph>
|
||
<paragraph id="811536A2F075B4566988F9A2FD3CFED4" blockId="7.[181,1142,736,1676]" lastBlockId="9.[181,1143,207,1676]" lastPageId="9" lastPageNumber="180" pageId="7" pageNumber="178">
|
||
Girdle: Densely covered with small, rectangular, slightly bent, imbricating scales dorsally (
|
||
<figureCitation id="19912A27F075B4586878F982FEE5F9D2" box="[288,372,1586,1612]" captionStart="Fig" captionStartId="8.[142,175,1414,1436]" captionTargetBox="[217,1083,204,1397]" captionTargetId="figure-190@8.[217,1083,204,1397]" captionTargetPageId="8" captionText="Fig. 3. (A–U) Stenoplax hernandezi sp. n., São Tomé Island: (A–E), (P–Q), (T–U) specimen from ST10 (ZSM Mol-20034150), length 5.7 mm, disarticulated and coated for SEM analysis, (A–B) dorsal and frontal views, (C) detail of the head valve, (D) detail of the sculpture of an intermediate valve, (E) detail of the tail valve, (P–Q) girdle formations in situ, (T–U) radula, (T) complete view, (U) detail of major lateral tooth; (F–O), (R–S) paratype MZB 49752, specimen from ST06, length 6.8 mm, disarticulated and coated for SEM analysis, (F–H) disarticulated head valve, (F–G) dorsal and ventral views, (H) detail of the sculpture, (I–K) disarticulated intermediate valve, dorsal, ventral and frontal views, (L–O) disarticulated tail valve, (L–N) dorsal, lateral and ventral views, (O) detail of the sculpture, (R–S) detail of girdle formations, (R) ventral spicules, (S) dorsal scales. Scale bars = 1 mm (A, B); 800 μm (C, E, I, L); 600 μm (F, G, J, K, M, N); 100 μm (D); 80 μm (O, Q); 60 μm (H, T); 40 μm (P); 30 μm (R, S, U)." figureDoi="http://doi.org/10.5281/zenodo.7680899" httpUri="https://zenodo.org/record/7680899/files/figure.png" pageId="7" pageNumber="178">Fig. 3S</figureCitation>
|
||
), rounded at the top, up to 55 μm long and 65 μm wide, with 14–15 narrow riblets, interstices wider. Compared to congeners, the scales are smaller, more rectangular and distally straight along a narrow strip at the margin, among which arise some conical, weakly longitudinally striated, pointed spines, up to 100 μm long (
|
||
<figureCitation id="19912A27F07BB4566D10FF7FFF4AFE94" captionStart="Fig" captionStartId="8.[142,175,1414,1436]" captionTargetBox="[217,1083,204,1397]" captionTargetId="figure-190@8.[217,1083,204,1397]" captionTargetPageId="8" captionText="Fig. 3. (A–U) Stenoplax hernandezi sp. n., São Tomé Island: (A–E), (P–Q), (T–U) specimen from ST10 (ZSM Mol-20034150), length 5.7 mm, disarticulated and coated for SEM analysis, (A–B) dorsal and frontal views, (C) detail of the head valve, (D) detail of the sculpture of an intermediate valve, (E) detail of the tail valve, (P–Q) girdle formations in situ, (T–U) radula, (T) complete view, (U) detail of major lateral tooth; (F–O), (R–S) paratype MZB 49752, specimen from ST06, length 6.8 mm, disarticulated and coated for SEM analysis, (F–H) disarticulated head valve, (F–G) dorsal and ventral views, (H) detail of the sculpture, (I–K) disarticulated intermediate valve, dorsal, ventral and frontal views, (L–O) disarticulated tail valve, (L–N) dorsal, lateral and ventral views, (O) detail of the sculpture, (R–S) detail of girdle formations, (R) ventral spicules, (S) dorsal scales. Scale bars = 1 mm (A, B); 800 μm (C, E, I, L); 600 μm (F, G, J, K, M, N); 100 μm (D); 80 μm (O, Q); 60 μm (H, T); 40 μm (P); 30 μm (R, S, U)." figureDoi="http://doi.org/10.5281/zenodo.7680899" httpUri="https://zenodo.org/record/7680899/files/figure.png" pageId="9" pageNumber="180">Fig. 3Q</figureCitation>
|
||
). Marginal fringe composed of small, longitudinally striated, pointed spines,
|
||
<emphasis id="B3DEEAB0F07BB4566D60FF41FBC3FE94" box="[1080,1106,241,266]" italics="true" pageId="9" pageNumber="180">ca</emphasis>
|
||
47 × 8 μm (
|
||
<figureCitation id="19912A27F07BB4566848FEA0FEF5FEB4" box="[272,356,272,298]" captionStart="Fig" captionStartId="8.[142,175,1414,1436]" captionTargetBox="[217,1083,204,1397]" captionTargetId="figure-190@8.[217,1083,204,1397]" captionTargetPageId="8" captionText="Fig. 3. (A–U) Stenoplax hernandezi sp. n., São Tomé Island: (A–E), (P–Q), (T–U) specimen from ST10 (ZSM Mol-20034150), length 5.7 mm, disarticulated and coated for SEM analysis, (A–B) dorsal and frontal views, (C) detail of the head valve, (D) detail of the sculpture of an intermediate valve, (E) detail of the tail valve, (P–Q) girdle formations in situ, (T–U) radula, (T) complete view, (U) detail of major lateral tooth; (F–O), (R–S) paratype MZB 49752, specimen from ST06, length 6.8 mm, disarticulated and coated for SEM analysis, (F–H) disarticulated head valve, (F–G) dorsal and ventral views, (H) detail of the sculpture, (I–K) disarticulated intermediate valve, dorsal, ventral and frontal views, (L–O) disarticulated tail valve, (L–N) dorsal, lateral and ventral views, (O) detail of the sculpture, (R–S) detail of girdle formations, (R) ventral spicules, (S) dorsal scales. Scale bars = 1 mm (A, B); 800 μm (C, E, I, L); 600 μm (F, G, J, K, M, N); 100 μm (D); 80 μm (O, Q); 60 μm (H, T); 40 μm (P); 30 μm (R, S, U)." figureDoi="http://doi.org/10.5281/zenodo.7680899" httpUri="https://zenodo.org/record/7680899/files/figure.png" pageId="9" pageNumber="180">Fig. 3P</figureCitation>
|
||
). Ventrally, the girdle is paved with radiating rows of small, cylindrical, smooth spicules (
|
||
<figureCitation id="19912A27F07BB4566820FE80FE41FED4" box="[376,464,304,330]" captionStart="Fig" captionStartId="8.[142,175,1414,1436]" captionTargetBox="[217,1083,204,1397]" captionTargetId="figure-190@8.[217,1083,204,1397]" captionTargetPageId="8" captionText="Fig. 3. (A–U) Stenoplax hernandezi sp. n., São Tomé Island: (A–E), (P–Q), (T–U) specimen from ST10 (ZSM Mol-20034150), length 5.7 mm, disarticulated and coated for SEM analysis, (A–B) dorsal and frontal views, (C) detail of the head valve, (D) detail of the sculpture of an intermediate valve, (E) detail of the tail valve, (P–Q) girdle formations in situ, (T–U) radula, (T) complete view, (U) detail of major lateral tooth; (F–O), (R–S) paratype MZB 49752, specimen from ST06, length 6.8 mm, disarticulated and coated for SEM analysis, (F–H) disarticulated head valve, (F–G) dorsal and ventral views, (H) detail of the sculpture, (I–K) disarticulated intermediate valve, dorsal, ventral and frontal views, (L–O) disarticulated tail valve, (L–N) dorsal, lateral and ventral views, (O) detail of the sculpture, (R–S) detail of girdle formations, (R) ventral spicules, (S) dorsal scales. Scale bars = 1 mm (A, B); 800 μm (C, E, I, L); 600 μm (F, G, J, K, M, N); 100 μm (D); 80 μm (O, Q); 60 μm (H, T); 40 μm (P); 30 μm (R, S, U)." figureDoi="http://doi.org/10.5281/zenodo.7680899" httpUri="https://zenodo.org/record/7680899/files/figure.png" pageId="9" pageNumber="180">Fig. 3R</figureCitation>
|
||
), up to 60 μm long.
|
||
</paragraph>
|
||
<caption id="D5D5662AF07AB45769D6FA36FE7EF912" ID-DOI="http://doi.org/10.5281/zenodo.7680899" ID-Zenodo-Dep="7680899" httpUri="https://zenodo.org/record/7680899/files/figure.png" pageId="8" pageNumber="179" startId="8.[142,175,1414,1436]" targetBox="[217,1083,204,1397]" targetPageId="8">
|
||
<paragraph id="811536A2F07AB45769D6FA36FE7EF912" blockId="8.[142,1102,1414,1676]" pageId="8" pageNumber="179">
|
||
Fig. 3. (A–U)
|
||
<taxonomicName id="46AA4D21F07AB457684BFA36FE49FA05" authority="Dell’Angelo & Schwabe & Gori & Sosso & Bonfitto, 2014" authorityName="Dell’Angelo & Schwabe & Gori & Sosso & Bonfitto" authorityYear="2014" box="[275,472,1414,1435]" class="Polyplacophora" family="Ischnochitonidae" genus="Stenoplax" kingdom="Animalia" order="Chitonida" pageId="8" pageNumber="179" phylum="Mollusca" rank="species" species="hernandezi" status="sp. nov.">
|
||
<emphasis id="B3DEEAB0F07AB457684BFA36FE49FA05" box="[275,472,1414,1435]" italics="true" pageId="8" pageNumber="179">Stenoplax hernandezi</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A8ED57CBF07AB4576887FA37FD83FA02" box="[479,530,1415,1436]" pageId="8" pageNumber="179" rank="species">sp. n.</taxonomicNameLabel>
|
||
, São Tomé Island: (A–E), (P–Q), (T–U) specimen from ST10 (ZSM Mol-20034150), length 5.7 mm, disarticulated and coated for SEM analysis, (A–B) dorsal and frontal views, (C) detail of the head valve, (D) detail of the sculpture of an intermediate valve, (E) detail of the tail valve, (P–Q) girdle formations
|
||
<emphasis id="B3DEEAB0F07AB4576BF5FA7FFD76FA7A" box="[685,743,1487,1508]" italics="true" pageId="8" pageNumber="179">in situ</emphasis>
|
||
, (T–U) radula, (T) complete view, (U) detail of major lateral tooth; (F–O), (R–S) paratype MZB 49752, specimen from ST06, length 6.8 mm, disarticulated and coated for SEM analysis, (F–H) disarticulated head valve, (F–G) dorsal and ventral views, (H) detail of the sculpture, (I–K) disarticulated intermediate valve, dorsal, ventral and frontal views, (L–O) disarticulated tail valve, (L–N) dorsal, lateral and ventral views, (O) detail of the sculpture, (R–S) detail of girdle formations, (R) ventral spicules, (S) dorsal scales. Scale bars = 1 mm (A, B); 800 μm (C, E, I, L); 600 μm (F, G, J, K, M, N); 100 μm (D); 80 μm (O, Q); 60 μm (H, T); 40 μm (P); 30 μm (R, S, U).
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="811536A2F07BB4566988FEE0FDA0FE35" blockId="9.[181,1143,207,1676]" pageId="9" pageNumber="180">
|
||
Radula: Central tooth small and narrow, first lateral tooth elongate (
|
||
<figureCitation id="19912A27F07BB4566A9DFEE0FB8AFEF5" box="[965,1051,336,363]" captionStart="Fig" captionStartId="8.[142,175,1414,1436]" captionTargetBox="[217,1083,204,1397]" captionTargetId="figure-190@8.[217,1083,204,1397]" captionTargetPageId="8" captionText="Fig. 3. (A–U) Stenoplax hernandezi sp. n., São Tomé Island: (A–E), (P–Q), (T–U) specimen from ST10 (ZSM Mol-20034150), length 5.7 mm, disarticulated and coated for SEM analysis, (A–B) dorsal and frontal views, (C) detail of the head valve, (D) detail of the sculpture of an intermediate valve, (E) detail of the tail valve, (P–Q) girdle formations in situ, (T–U) radula, (T) complete view, (U) detail of major lateral tooth; (F–O), (R–S) paratype MZB 49752, specimen from ST06, length 6.8 mm, disarticulated and coated for SEM analysis, (F–H) disarticulated head valve, (F–G) dorsal and ventral views, (H) detail of the sculpture, (I–K) disarticulated intermediate valve, dorsal, ventral and frontal views, (L–O) disarticulated tail valve, (L–N) dorsal, lateral and ventral views, (O) detail of the sculpture, (R–S) detail of girdle formations, (R) ventral spicules, (S) dorsal scales. Scale bars = 1 mm (A, B); 800 μm (C, E, I, L); 600 μm (F, G, J, K, M, N); 100 μm (D); 80 μm (O, Q); 60 μm (H, T); 40 μm (P); 30 μm (R, S, U)." figureDoi="http://doi.org/10.5281/zenodo.7680899" httpUri="https://zenodo.org/record/7680899/files/figure.png" pageId="9" pageNumber="180">Fig. 3T</figureCitation>
|
||
), with a narrow blade and a subapical wing, major lateral tooth (
|
||
<figureCitation id="19912A27F07BB4566A79FEC1FCE8FE15" box="[801,889,369,395]" captionStart="Fig" captionStartId="8.[142,175,1414,1436]" captionTargetBox="[217,1083,204,1397]" captionTargetId="figure-190@8.[217,1083,204,1397]" captionTargetPageId="8" captionText="Fig. 3. (A–U) Stenoplax hernandezi sp. n., São Tomé Island: (A–E), (P–Q), (T–U) specimen from ST10 (ZSM Mol-20034150), length 5.7 mm, disarticulated and coated for SEM analysis, (A–B) dorsal and frontal views, (C) detail of the head valve, (D) detail of the sculpture of an intermediate valve, (E) detail of the tail valve, (P–Q) girdle formations in situ, (T–U) radula, (T) complete view, (U) detail of major lateral tooth; (F–O), (R–S) paratype MZB 49752, specimen from ST06, length 6.8 mm, disarticulated and coated for SEM analysis, (F–H) disarticulated head valve, (F–G) dorsal and ventral views, (H) detail of the sculpture, (I–K) disarticulated intermediate valve, dorsal, ventral and frontal views, (L–O) disarticulated tail valve, (L–N) dorsal, lateral and ventral views, (O) detail of the sculpture, (R–S) detail of girdle formations, (R) ventral spicules, (S) dorsal scales. Scale bars = 1 mm (A, B); 800 μm (C, E, I, L); 600 μm (F, G, J, K, M, N); 100 μm (D); 80 μm (O, Q); 60 μm (H, T); 40 μm (P); 30 μm (R, S, U)." figureDoi="http://doi.org/10.5281/zenodo.7680899" httpUri="https://zenodo.org/record/7680899/files/figure.png" pageId="9" pageNumber="180">Fig. 3U</figureCitation>
|
||
) bears a bicuspid head with two equally strong denticles.
|
||
</paragraph>
|
||
<paragraph id="811536A2F07BB45669EDFE06FEC6FD0A" blockId="9.[181,1143,207,1676]" pageId="9" pageNumber="180">
|
||
<materialsCitation id="31C23CFFF07BB45669EDFE06FBE3FE53" box="[181,1138,438,461]" collectionCode="MZB" collectorName="Minerio, ST" country="Sao Tome and Principe" location="Sao Tome" pageId="9" pageNumber="180" specimenCode="MZB 49751" specimenCount="1" stateProvince="Sao Tome" typeStatus="holotype">
|
||
<typeStatus id="5E118800F07BB45669EDFE06FE9CFE52" box="[181,269,438,460]" pageId="9" pageNumber="180" type="holotype">Holotype</typeStatus>
|
||
:
|
||
<collectingCountry id="F9BD7632F07BB456684DFE07FDB8FE53" box="[277,553,438,461]" name="Sao Tome and Principe" pageId="9" pageNumber="180">SÃO TOMÉ AND PRÍNCIPE</collectingCountry>
|
||
:
|
||
<collectingRegion id="436EF840F07BB4566B6AFE06FD1FFE52" box="[562,654,438,460]" country="Sao Tome and Principe" name="Sao Tome" pageId="9" pageNumber="180">São Tomé</collectingRegion>
|
||
,
|
||
<collectorName id="2C5F5374F07BB4566BCEFE06FC94FE52" box="[662,773,438,460]" pageId="9" pageNumber="180">Minerio, ST</collectorName>
|
||
06, 7.6 ×
|
||
<quantity id="46529B47F07BB4566A02FE06FC30FE55" box="[858,929,438,459]" metricMagnitude="-3" metricUnit="m" metricValue="3.3" pageId="9" pageNumber="180" unit="mm" value="3.3">3.3 mm</quantity>
|
||
,
|
||
<figureCitation id="19912A27F07BB4566AF1FE06FC7DFE55" box="[937,1004,438,460]" captionStart="Fig" captionStartId="22.[144,177,1414,1436]" captionTargetBox="[157,1091,204,1394]" captionTargetId="figure-166@22.[157,1091,204,1396]" captionTargetPageId="22" captionText="Fig. 9. (A–B) Stenoplax hernandezi sp. n., São Tomé Island: (A) ST06, Holotype, length 7.6 mm, MZB 49751, (B) ST03, length 8 mm, specimen disarticulated for SEM analysis; (C–E) Callochiton saotomensis sp. n., São Tomé Island: (C) ST03, Holotype, length 4.6 mm, MZB 49761, (D) ST06, length 4.9 mm, Paratype NHMUK, (E) ST06, length 4.4 mm, Paratype ZISP 2198; (F–G) Chiton lyratus Sowerby, 1840, NHMUK 1979176, two Syntypes, type locality: unknown (restricted to Príncipe Island);(H–J) Chiton canariensis d’Orbigny,1839,NHMUK 1854.9.28.152,three Syntypes, type locality: Canary Islands; (K–N) Rhyssoplax canariensis (d’Orbigny, 1839), colour variations, (K) ST03, length 20.5 mm, (L) ST02, length 8 mm, (M) ST03, length 13.2 mm, (N) ST02, length 8.8 mm; (O) Acanthochitona crinita (Pennant, 1777), São Tomé Island, ST06, length 6.5 mm; (P–S) Craspedochiton foresti (Leloup, 1965), São Tomé Island, ST03, (P–Q) length 16 mm, dorsal and ventral views, (R–S) length 10 mm, dorsal and lateral views." figureDoi="http://doi.org/10.5281/zenodo.7680911" httpUri="https://zenodo.org/record/7680911/files/figure.png" pageId="9" pageNumber="180">Fig. 9A</figureCitation>
|
||
(
|
||
<specimenCode id="D10C9ED9F07BB4566AA0FE06FBFCFE53" box="[1016,1133,438,461]" collectionCode="MZB" country="Indonesia" httpUri="http://grbio.org/cool/b9gz-izvg" name="Museum Zoologicum Bogoriense" pageId="9" pageNumber="180" type="Museum">MZB 49751</specimenCode>
|
||
)
|
||
</materialsCitation>
|
||
.
|
||
<materialsCitation id="31C23CFFF07BB45669EDFE66FE75FE72" box="[181,484,470,492]" collectionCode="MZB" collectorName="Minerio, ST" country="Sao Tome and Principe" location="Sao Tome" pageId="9" pageNumber="180" specimenCount="1" stateProvince="Sao Tome" typeStatus="paratype">
|
||
<typeStatus id="5E118800F07BB45669EDFE66FE80FE75" box="[181,273,470,491]" pageId="9" pageNumber="180" type="paratype">Paratypes</typeStatus>
|
||
: Same data as holotype
|
||
</materialsCitation>
|
||
:
|
||
<materialsCitation id="31C23CFFF07BB45668B4FE66FC54FE72" box="[492,965,470,492]" collectionCode="BD" country="Sao Tome and Principe" pageId="9" pageNumber="180" specimenCode="BD 109" specimenCount="1" stateProvince="Sao Tome" typeStatus="paratype">
|
||
<specimenCount id="97ACFD2BF07BB45668B4FE66FDC2FE72" box="[492,595,470,492]" pageId="9" pageNumber="180" type="generic">1 specimen</specimenCount>
|
||
, length
|
||
<quantity id="46529B47F07BB4566BC1FE66FD71FE75" box="[665,736,470,492]" metricMagnitude="-3" metricUnit="m" metricValue="5.5" pageId="9" pageNumber="180" unit="mm" value="5.5">5.5 mm</quantity>
|
||
, slightly curled (
|
||
<specimenCode id="D10C9ED9F07BB4566A2BFE66FC2FFE72" box="[883,958,470,492]" collectionCode="BD" pageId="9" pageNumber="180">BD 109</specimenCode>
|
||
)
|
||
</materialsCitation>
|
||
;
|
||
<materialsCitation id="31C23CFFF07BB4566A95FE66FDF2FD9A" collectionCode="MNHN" country="Sao Tome and Principe" pageId="9" pageNumber="180" specimenCount="1" stateProvince="Sao Tome" typeStatus="paratype">
|
||
<specimenCount id="97ACFD2BF07BB4566A95FE66FBA4FE72" box="[973,1077,470,492]" pageId="9" pageNumber="180" type="generic">1 specimen</specimenCount>
|
||
, length
|
||
<quantity id="46529B47F07BB45669EDFE5EFF7CFD9D" box="[181,237,494,515]" metricMagnitude="-3" metricUnit="m" metricValue="7.0" pageId="9" pageNumber="180" unit="mm" value="7.0">7 mm</quantity>
|
||
, slightly curled (
|
||
<collectionCode id="E7BBAE67F07BB45668DEFE5EFE5CFD9D" box="[390,461,494,515]" 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="9" pageNumber="180">MNHN</collectionCode>
|
||
IM-2012-2701)
|
||
</materialsCitation>
|
||
;
|
||
<materialsCitation id="31C23CFFF07BB4566B35FE5EFE50FD83" collectionCode="MZB" country="Sao Tome and Principe" pageId="9" pageNumber="180" specimenCode="MZB 49752" specimenCount="1" stateProvince="Sao Tome" typeStatus="paratype">
|
||
<specimenCount id="97ACFD2BF07BB4566B35FE5EFD46FD9A" box="[621,727,494,516]" pageId="9" pageNumber="180" type="generic">1 specimen</specimenCount>
|
||
, length
|
||
<quantity id="46529B47F07BB4566A78FE5EFCF9FD9D" box="[800,872,494,516]" metricMagnitude="-3" metricUnit="m" metricValue="6.8" pageId="9" pageNumber="180" unit="mm" value="6.8">6.8 mm</quantity>
|
||
, disarticulated and coated for SEM analysis (
|
||
<specimenCode id="D10C9ED9F07BB456681CFDB6FE2AFD83" box="[324,443,518,541]" collectionCode="MZB" country="Indonesia" httpUri="http://grbio.org/cool/b9gz-izvg" name="Museum Zoologicum Bogoriense" pageId="9" pageNumber="180" type="Museum">MZB 49752</specimenCode>
|
||
)
|
||
</materialsCitation>
|
||
;
|
||
<materialsCitation id="31C23CFFF07BB4566895FDB6FC07FD82" box="[461,918,518,540]" collectionCode="SG" country="Sao Tome and Principe" pageId="9" pageNumber="180" specimenCount="1" stateProvince="Sao Tome" typeStatus="paratype">
|
||
<specimenCount id="97ACFD2BF07BB4566895FDB6FDA9FD82" box="[461,568,518,540]" pageId="9" pageNumber="180" type="generic">1 specimen</specimenCount>
|
||
, length
|
||
<quantity id="46529B47F07BB4566BDDFDB6FD5EFD85" box="[645,719,518,539]" metricMagnitude="-3" metricUnit="m" metricValue="4.9" pageId="9" pageNumber="180" unit="mm" value="4.9">4.9 mm</quantity>
|
||
, slightly curled (
|
||
<collectionCode id="E7BBAE67F07BB4566A36FDB6FC1EFD82" box="[878,911,518,540]" pageId="9" pageNumber="180">SG</collectionCode>
|
||
)
|
||
</materialsCitation>
|
||
;
|
||
<materialsCitation id="31C23CFFF07BB4566AF9FDB6FE78FDAA" collectionCode="ZISP" country="Sao Tome and Principe" pageId="9" pageNumber="180" specimenCode="ZISP 2197" specimenCount="1" stateProvince="Sao Tome" typeStatus="paratype">
|
||
<specimenCount id="97ACFD2BF07BB4566AF9FDB6FB9CFD82" box="[929,1037,518,540]" pageId="9" pageNumber="180" type="generic">1 specimen</specimenCount>
|
||
, length
|
||
<quantity id="46529B47F07BB4566D01FDB6FF4AFDAD" metricMagnitude="-3" metricUnit="m" metricValue="5.6" pageId="9" pageNumber="180" unit="mm" value="5.6">5.6 mm</quantity>
|
||
, slightly curled (
|
||
<specimenCode id="D10C9ED9F07BB4566821FDAEFE73FDAA" box="[377,482,542,564]" collectionCode="ZISP" country="Russia" name="Zoological Institute, Russian Academy of Sciences" pageId="9" pageNumber="180">ZISP 2197</specimenCode>
|
||
)
|
||
</materialsCitation>
|
||
. Other
|
||
<typeStatus id="5E118800F07BB4566B77FDAEFD18FDAD" box="[559,649,542,563]" pageId="9" pageNumber="180" type="paratype">paratypes</typeStatus>
|
||
: ST10,
|
||
<materialsCitation id="31C23CFFF07BB4566B8BFDAEFE16FDD5" collectionCode="ZSM" country="Sao Tome and Principe" pageId="9" pageNumber="180" specimenCount="1" stateProvince="Sao Tome" typeStatus="paratype">
|
||
<specimenCount id="97ACFD2BF07BB4566B8BFDAEFCACFDAA" box="[723,829,542,564]" pageId="9" pageNumber="180" type="generic">1 specimen</specimenCount>
|
||
in alcohol, length
|
||
<quantity id="46529B47F07BB4566AB7FDAEFBA6FDAD" box="[1007,1079,542,564]" metricMagnitude="-3" metricUnit="m" metricValue="5.7" pageId="9" pageNumber="180" unit="mm" value="5.7">5.7 mm</quantity>
|
||
(
|
||
<collectionCode id="E7BBAE67F07BB4566D1DFDAEFBE4FDAD" box="[1093,1141,542,563]" country="Germany" httpUri="http://grbio.org/cool/4b7r-7sec" name="Bavarian State Collection of Zoology" pageId="9" pageNumber="180" type="Museum">ZSM</collectionCode>
|
||
Mol-20034146); ST10
|
||
</materialsCitation>
|
||
,
|
||
<materialsCitation id="31C23CFFF07BB45668CBFD86FB91FDD5" box="[403,1024,566,588]" collectionCode="ZSM" country="Sao Tome and Principe" pageId="9" pageNumber="180" specimenCount="1" stateProvince="Sao Tome" typeStatus="paratype">
|
||
<specimenCount id="97ACFD2BF07BB45668CBFD86FE6CFDD2" box="[403,509,566,588]" pageId="9" pageNumber="180" type="generic">1 specimen</specimenCount>
|
||
in alcohol, length
|
||
<quantity id="46529B47F07BB4566BE9FD86FD76FDD5" box="[689,743,566,588]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="9" pageNumber="180" unit="mm" value="5.0">5 mm</quantity>
|
||
(
|
||
<collectionCode id="E7BBAE67F07BB4566BAEFD86FCB7FDD5" box="[758,806,566,587]" country="Germany" httpUri="http://grbio.org/cool/4b7r-7sec" name="Bavarian State Collection of Zoology" pageId="9" pageNumber="180" type="Museum">ZSM</collectionCode>
|
||
Mol-20034144); ST10
|
||
</materialsCitation>
|
||
,
|
||
<materialsCitation id="31C23CFFF07BB4566D54FD86FEA4FDE5" collectionCode="ZSM" country="Sao Tome and Principe" pageId="9" pageNumber="180" specimenCount="1" stateProvince="Sao Tome" typeStatus="paratype">
|
||
<specimenCount id="97ACFD2BF07BB4566D54FD86FBE7FDD2" box="[1036,1142,566,588]" pageId="9" pageNumber="180" type="generic">1 specimen</specimenCount>
|
||
in alcohol, length
|
||
<quantity id="46529B47F07BB4566831FDFEFE3CFDFD" box="[361,429,590,612]" metricMagnitude="-3" metricUnit="m" metricValue="5.7" pageId="9" pageNumber="180" unit="mm" value="5.7">5.7 mm</quantity>
|
||
(
|
||
<collectionCode id="E7BBAE67F07BB45668E5FDFEFE7FFDFD" box="[445,494,590,611]" country="Germany" httpUri="http://grbio.org/cool/4b7r-7sec" name="Bavarian State Collection of Zoology" pageId="9" pageNumber="180" type="Museum">ZSM</collectionCode>
|
||
Mol-20034150), disarticulated and coated for SEM analysis (
|
||
<figureCitation id="19912A27F07BB4566D14FDFEFF7EFDE2" captionStart="Fig" captionStartId="8.[142,175,1414,1436]" captionTargetBox="[217,1083,204,1397]" captionTargetId="figure-190@8.[217,1083,204,1397]" captionTargetPageId="8" captionText="Fig. 3. (A–U) Stenoplax hernandezi sp. n., São Tomé Island: (A–E), (P–Q), (T–U) specimen from ST10 (ZSM Mol-20034150), length 5.7 mm, disarticulated and coated for SEM analysis, (A–B) dorsal and frontal views, (C) detail of the head valve, (D) detail of the sculpture of an intermediate valve, (E) detail of the tail valve, (P–Q) girdle formations in situ, (T–U) radula, (T) complete view, (U) detail of major lateral tooth; (F–O), (R–S) paratype MZB 49752, specimen from ST06, length 6.8 mm, disarticulated and coated for SEM analysis, (F–H) disarticulated head valve, (F–G) dorsal and ventral views, (H) detail of the sculpture, (I–K) disarticulated intermediate valve, dorsal, ventral and frontal views, (L–O) disarticulated tail valve, (L–N) dorsal, lateral and ventral views, (O) detail of the sculpture, (R–S) detail of girdle formations, (R) ventral spicules, (S) dorsal scales. Scale bars = 1 mm (A, B); 800 μm (C, E, I, L); 600 μm (F, G, J, K, M, N); 100 μm (D); 80 μm (O, Q); 60 μm (H, T); 40 μm (P); 30 μm (R, S, U)." figureDoi="http://doi.org/10.5281/zenodo.7680899" httpUri="https://zenodo.org/record/7680899/files/figure.png" pageId="9" pageNumber="180">Figs 3A–B</figureCitation>
|
||
); PR03
|
||
</materialsCitation>
|
||
,
|
||
<materialsCitation id="31C23CFFF07BB4566818FDD6FEC2FD0A" collectionCode="MHNS" country="Sao Tome and Principe" pageId="9" pageNumber="180" specimenCode="MHNS 100601" specimenCount="1" stateProvince="Sao Tome" typeStatus="paratype">
|
||
<specimenCount id="97ACFD2BF07BB4566818FDD6FE38FDE2" box="[320,425,614,636]" pageId="9" pageNumber="180" type="generic">1 specimen</specimenCount>
|
||
in alcohol, of a darker colour, Indian red with lighter streaks, length
|
||
<quantity id="46529B47F07BB4566D77FDD6FBE4FDE2" box="[1071,1141,614,636]" metricMagnitude="-3" metricUnit="m" metricValue="6.8" pageId="9" pageNumber="180" unit="mm" value="6.8">6.8 mm</quantity>
|
||
(
|
||
<specimenCode id="D10C9ED9F07BB45669E4FDCEFEDDFD0A" box="[188,332,638,660]" collectionCode="MHNS" pageId="9" pageNumber="180">MHNS 100601</specimenCode>
|
||
)
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="811536A2F07BB45669EDFD2EFD4DFC8B" blockId="9.[181,1143,207,1676]" pageId="9" pageNumber="180">
|
||
Other material examined:
|
||
<materialsCitation id="31C23CFFF07BB45668C6FD2EFD49FC8B" collectionCode="ER, ZSM" pageId="9" pageNumber="180" specimenCode="BD 110, ST06, BD 111" specimenCount="5">
|
||
ST03:
|
||
<specimenCount id="97ACFD2BF07BB4566882FD2EFDD0FD2A" box="[474,577,670,692]" pageId="9" pageNumber="180" type="generic">1 specimen</specimenCount>
|
||
, length
|
||
<quantity id="46529B47F07BB4566BDDFD2EFD2AFD2A" box="[645,699,670,692]" metricMagnitude="-3" metricUnit="m" metricValue="8.0" pageId="9" pageNumber="180" unit="mm" value="8.0">8 mm</quantity>
|
||
, disarticulated for SEM analysis (
|
||
<figureCitation id="19912A27F07BB4566ABDFD2EFBBBFD2A" box="[997,1066,670,692]" captionStart="Fig" captionStartId="22.[144,177,1414,1436]" captionTargetBox="[157,1091,204,1394]" captionTargetId="figure-166@22.[157,1091,204,1396]" captionTargetPageId="22" captionText="Fig. 9. (A–B) Stenoplax hernandezi sp. n., São Tomé Island: (A) ST06, Holotype, length 7.6 mm, MZB 49751, (B) ST03, length 8 mm, specimen disarticulated for SEM analysis; (C–E) Callochiton saotomensis sp. n., São Tomé Island: (C) ST03, Holotype, length 4.6 mm, MZB 49761, (D) ST06, length 4.9 mm, Paratype NHMUK, (E) ST06, length 4.4 mm, Paratype ZISP 2198; (F–G) Chiton lyratus Sowerby, 1840, NHMUK 1979176, two Syntypes, type locality: unknown (restricted to Príncipe Island);(H–J) Chiton canariensis d’Orbigny,1839,NHMUK 1854.9.28.152,three Syntypes, type locality: Canary Islands; (K–N) Rhyssoplax canariensis (d’Orbigny, 1839), colour variations, (K) ST03, length 20.5 mm, (L) ST02, length 8 mm, (M) ST03, length 13.2 mm, (N) ST02, length 8.8 mm; (O) Acanthochitona crinita (Pennant, 1777), São Tomé Island, ST06, length 6.5 mm; (P–S) Craspedochiton foresti (Leloup, 1965), São Tomé Island, ST03, (P–Q) length 16 mm, dorsal and ventral views, (R–S) length 10 mm, dorsal and lateral views." figureDoi="http://doi.org/10.5281/zenodo.7680911" httpUri="https://zenodo.org/record/7680911/files/figure.png" pageId="9" pageNumber="180">Fig. 9B</figureCitation>
|
||
), and 76 valves (15 head, maximum width
|
||
<quantity id="46529B47F07BB45668B2FD06FDB0FD52" box="[490,545,694,716]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" pageId="9" pageNumber="180" unit="mm" value="3.0">3 mm</quantity>
|
||
, 12 intermediate, maximum width
|
||
<quantity id="46529B47F07BB4566A06FD06FC37FD52" box="[862,934,694,716]" metricMagnitude="-3" metricUnit="m" metricValue="3.4" pageId="9" pageNumber="180" unit="mm" value="3.4">3.4 mm</quantity>
|
||
, and 49 tail, maximum width
|
||
<quantity id="46529B47F07BB45669B6FD7EFEB2FD7A" box="[238,291,718,740]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" pageId="9" pageNumber="180" unit="mm" value="3.0">3 mm</quantity>
|
||
) (
|
||
<specimenCode id="D10C9ED9F07BB456686BFD7EFEEDFD7D" box="[307,380,718,739]" collectionCode="BD" pageId="9" pageNumber="180">BD 110</specimenCode>
|
||
,
|
||
<collectionCode id="E7BBAE67F07BB45668DCFD7FFE34FD7A" box="[388,421,719,740]" pageId="9" pageNumber="180">ER</collectionCode>
|
||
);
|
||
<specimenCode id="D10C9ED9F07BB45668EBFD7EFE76FD7A" box="[435,487,718,740]" collectionCode="ER" pageId="9" pageNumber="180">ST06</specimenCode>
|
||
:
|
||
<specimenCount id="97ACFD2BF07BB45668B7FD7EFDF1FD7A" box="[495,608,718,740]" pageId="9" pageNumber="180" type="generic">2 specimens</specimenCount>
|
||
, maximum width
|
||
<quantity id="46529B47F07BB4566A59FD7EFCD6FD7A" box="[769,839,718,740]" metricMagnitude="-3" metricUnit="m" metricValue="6.7" pageId="9" pageNumber="180" unit="mm" value="6.7">6.7 mm</quantity>
|
||
, and 11 valves (3 head, maximum width
|
||
<quantity id="46529B47F07BB45669B6FD56FEB4FD62" box="[238,293,742,764]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" pageId="9" pageNumber="180" unit="mm" value="3.0">3 mm</quantity>
|
||
, 5 intermediate, maximum width
|
||
<quantity id="46529B47F07BB4566B0DFD56FD1AFD62" box="[597,651,742,764]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" pageId="9" pageNumber="180" unit="mm" value="3.0">3 mm</quantity>
|
||
, and 3 tail, maximum width
|
||
<quantity id="46529B47F07BB4566AD4FD56FC42FD62" box="[908,979,742,764]" metricMagnitude="-3" metricUnit="m" metricValue="2.3" pageId="9" pageNumber="180" unit="mm" value="2.3">2.3 mm</quantity>
|
||
) (
|
||
<specimenCode id="D10C9ED9F07BB4566ABDFD56FBBCFD62" box="[997,1069,742,764]" collectionCode="BD" pageId="9" pageNumber="180">BD 111</specimenCode>
|
||
); ST08:
|
||
<specimenCount id="97ACFD2BF07BB45669EDFD4EFEB6FC8A" box="[181,295,766,788]" pageId="9" pageNumber="180" type="generic">2 specimens</specimenCount>
|
||
, maximum length
|
||
<quantity id="46529B47F07BB4566888FD4EFD95FC8A" box="[464,516,766,788]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="9" pageNumber="180" unit="mm" value="5.0">5 mm</quantity>
|
||
(
|
||
<collectionCode id="E7BBAE67F07BB4566B48FD4EFDD1FC8D" box="[528,576,766,787]" country="Germany" httpUri="http://grbio.org/cool/4b7r-7sec" name="Bavarian State Collection of Zoology" pageId="9" pageNumber="180" type="Museum">ZSM</collectionCode>
|
||
Mol-20034145)
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="811536A2F07BB45669EDFC93FD3CFCA3" blockId="9.[181,1143,207,1676]" box="[181,685,803,829]" pageId="9" pageNumber="180">
|
||
Distribution:
|
||
<collectingCountry id="F9BD7632F07BB4566814FC93FDDEFCA3" box="[332,591,803,829]" name="Sao Tome and Principe" pageId="9" pageNumber="180">São Tomé and Príncipe</collectingCountry>
|
||
Islands.
|
||
</paragraph>
|
||
<paragraph id="811536A2F07BB45669EDFCFBFBF1FB98" blockId="9.[181,1143,207,1676]" pageId="9" pageNumber="180">
|
||
Comparison and remarks: This species was assigned to the genus
|
||
<taxonomicName id="46AA4D21F07BB4566AE8FCFBFB8FFCFB" authorityName=": Dall" authorityYear="1879" box="[944,1054,843,869]" class="Polyplacophora" family="Ischnochitonidae" genus="Stenoplax" kingdom="Animalia" order="Chitonida" pageId="9" pageNumber="180" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B3DEEAB0F07BB4566AE8FCFBFB8FFCFB" box="[944,1054,843,869]" italics="true" pageId="9" pageNumber="180">Stenoplax</emphasis>
|
||
</taxonomicName>
|
||
mainly because of the elongate shape, with the length 2 to 3 times the width. On their own, not all characters of the new species match those of the genus
|
||
<taxonomicName id="46AA4D21F07BB4566A73FC3BFC08FC3B" authorityName=": Dall" authorityYear="1879" box="[811,921,907,933]" class="Polyplacophora" family="Ischnochitonidae" genus="Stenoplax" kingdom="Animalia" order="Chitonida" pageId="9" pageNumber="180" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B3DEEAB0F07BB4566A73FC3BFC08FC3B" box="[811,921,907,933]" italics="true" pageId="9" pageNumber="180">Stenoplax</emphasis>
|
||
</taxonomicName>
|
||
. The lateral areas of
|
||
<taxonomicName id="46AA4D21F07BB45669EDFC1CFEE9FC58" box="[181,376,940,966]" pageId="9" pageNumber="180">
|
||
<emphasis id="B3DEEAB0F07BB45669EDFC1CFEB2FC58" box="[181,291,940,966]" italics="true" pageId="9" pageNumber="180">Stenoplax</emphasis>
|
||
species
|
||
</taxonomicName>
|
||
are generally rather elevated (Kaas & Van Belle 1987: 124;
|
||
<bibRefCitation id="E53B4B53F07BB4566D5AFC1CFECEFC78" author="VENDRASCO, M. J. & EERNISSE, D. J. & POWELL, C. L. II & FERNANDEZ, C. Z." pageId="9" pageNumber="180" pagination="15 - 72" refId="ref17702" refString="VENDRASCO, M. J., EERNISSE, D. J., POWELL, C. L. II & FERNANDEZ, C. Z. 2012. Polyplacophora (Mollusca) from the San Diego formation: a remarkable assemblage of fossil chitons from the Pliocene of southern California. Contributions in Science (Natural History Museum of Los Angeles) 520: 15 - 72." type="journal article" year="2012">
|
||
Vendrasco
|
||
<emphasis id="B3DEEAB0F07BB45669EDFC7DFF79FC78" box="[181,232,972,998]" italics="true" pageId="9" pageNumber="180">et al</emphasis>
|
||
. 2012: 34
|
||
</bibRefCitation>
|
||
), but are little raised and poorly defined in our species. However, the same characteristic is seen in other
|
||
<taxonomicName id="46AA4D21F07BB4566B1AFC5CFC9AFB98" box="[578,779,1004,1030]" pageId="9" pageNumber="180">
|
||
<emphasis id="B3DEEAB0F07BB4566B1AFC5CFD21FB98" box="[578,688,1004,1030]" italics="true" pageId="9" pageNumber="180">Stenoplax</emphasis>
|
||
species
|
||
</taxonomicName>
|
||
, e.g.
|
||
<taxonomicName id="46AA4D21F07BB4566A1EFC5DFBCDFB98" authority="(Righi, 1971)" baseAuthorityName="Righi" baseAuthorityYear="1971" box="[838,1116,1004,1031]" class="Polyplacophora" family="Ischnochitonidae" genus="Stenoplax" kingdom="Animalia" order="Chitonida" pageId="9" pageNumber="180" phylum="Mollusca" rank="species" species="marcusi">
|
||
<emphasis id="B3DEEAB0F07BB4566A1EFC5DFC2AFB98" box="[838,955,1005,1031]" italics="true" pageId="9" pageNumber="180">S. marcusi</emphasis>
|
||
(
|
||
<bibRefCitation id="E53B4B53F07BB4566A92FC5CFBC2FB98" author="RIGHI, G." box="[970,1107,1004,1030]" pageId="9" pageNumber="180" pagination="123 - 146" refId="ref16329" refString="RIGHI, G. 1971. Moluscos poliplacoforos do Brazil. Papeis Avulsos de Zoologia 24: 123 - 146." type="journal article" year="1971">Righi, 1971</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="811536A2F07BB4566988FBBCFCDDFB36" blockId="9.[181,1143,207,1676]" pageId="9" pageNumber="180">
|
||
About half of the approximately 22 living species of
|
||
<taxonomicName id="46AA4D21F07BB4566A78FBBCFC1FFBB8" authorityName=": Dall" authorityYear="1879" box="[800,910,1036,1062]" class="Polyplacophora" family="Ischnochitonidae" genus="Stenoplax" kingdom="Animalia" order="Chitonida" pageId="9" pageNumber="180" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B3DEEAB0F07BB4566A78FBBCFC1FFBB8" box="[800,910,1036,1062]" italics="true" pageId="9" pageNumber="180">Stenoplax</emphasis>
|
||
</taxonomicName>
|
||
worldwide, occur in the temperate or tropical eastern Pacific, but a few species are found in the Caribbean, and two species are known from
|
||
<collectingCountry id="F9BD7632F07BB4566B6BFBFDFDEBFBF9" box="[563,634,1101,1127]" name="Brazil" pageId="9" pageNumber="180">Brazil</collectingCountry>
|
||
, namely
|
||
<taxonomicName id="46AA4D21F07BB4566BBAFBFDFBD5FBF9" authority="(Righi, 1971)" baseAuthorityName="Righi" baseAuthorityYear="1971" box="[738,1092,1101,1127]" class="Polyplacophora" family="Ischnochitonidae" genus="Stenoplax" kingdom="Animalia" order="Chitonida" pageId="9" pageNumber="180" phylum="Mollusca" rank="species" species="kempfi">
|
||
<emphasis id="B3DEEAB0F07BB4566BBAFBFDFC33FBF9" box="[738,930,1101,1127]" italics="true" pageId="9" pageNumber="180">Stenoplax kempfi</emphasis>
|
||
(
|
||
<bibRefCitation id="E53B4B53F07BB4566AEBFBFDFBADFBF9" author="RIGHI, G." box="[947,1084,1101,1127]" pageId="9" pageNumber="180" pagination="123 - 146" refId="ref16329" refString="RIGHI, G. 1971. Moluscos poliplacoforos do Brazil. Papeis Avulsos de Zoologia 24: 123 - 146." type="journal article" year="1971">Righi, 1971</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="46AA4D21F07BB45669EDFBDEFE43FB19" authority="(Righi, 1971)" baseAuthorityName="Righi" baseAuthorityYear="1971" box="[181,466,1133,1160]" class="Polyplacophora" family="Ischnochitonidae" genus="Stenoplax" kingdom="Animalia" order="Chitonida" pageId="9" pageNumber="180" phylum="Mollusca" rank="species" species="marcusi">
|
||
<emphasis id="B3DEEAB0F07BB45669EDFBDEFEBDFB19" box="[181,300,1134,1160]" italics="true" pageId="9" pageNumber="180">S. marcusi</emphasis>
|
||
(
|
||
<bibRefCitation id="E53B4B53F07BB4566865FBDDFE58FB19" author="RIGHI, G." box="[317,457,1133,1159]" pageId="9" pageNumber="180" pagination="123 - 146" refId="ref16329" refString="RIGHI, G. 1971. Moluscos poliplacoforos do Brazil. Papeis Avulsos de Zoologia 24: 123 - 146." type="journal article" year="1971">Righi, 1971</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
. The finding of
|
||
<taxonomicName id="46AA4D21F07BB4566BD2FBDDFCECFB19" authority="Dell’Angelo & Schwabe & Gori & Sosso & Bonfitto, 2014" authorityName="Dell’Angelo & Schwabe & Gori & Sosso & Bonfitto" authorityYear="2014" box="[650,893,1133,1159]" class="Polyplacophora" family="Ischnochitonidae" genus="Stenoplax" kingdom="Animalia" order="Chitonida" pageId="9" pageNumber="180" phylum="Mollusca" rank="species" species="hernandezi" status="sp. nov.">
|
||
<emphasis id="B3DEEAB0F07BB4566BD2FBDDFCECFB19" box="[650,893,1133,1159]" italics="true" pageId="9" pageNumber="180">Stenoplax hernandezi</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A8ED57CBF07BB4566ADEFBDEFC55FB16" box="[902,964,1134,1160]" pageId="9" pageNumber="180" rank="species">sp. n.</taxonomicNameLabel>
|
||
on the Atlantic African coast greatly extends the distribution of this genus.
|
||
</paragraph>
|
||
<paragraph id="811536A2F07BB4566988FB1EFE6AFA14" blockId="9.[181,1143,207,1676]" pageId="9" pageNumber="180">
|
||
<taxonomicName id="46AA4D21F07BB4566988FB1EFE1EFB56" baseAuthorityName="Righi" baseAuthorityYear="1971" box="[208,399,1198,1224]" class="Polyplacophora" family="Ischnochitonidae" genus="Stenoplax" kingdom="Animalia" order="Chitonida" pageId="9" pageNumber="180" phylum="Mollusca" rank="species" species="kempfi">
|
||
<emphasis id="B3DEEAB0F07BB4566988FB1EFE1EFB56" box="[208,399,1198,1224]" italics="true" pageId="9" pageNumber="180">Stenoplax kempfi</emphasis>
|
||
</taxonomicName>
|
||
differs from the present species mainly in respect of the different sculpture (radial riblets on the head valve, lateral areas of intermediate valves, and postmucronal area of tail valve, longitudinal riblets on the central area of intermediate valves, and antemucronal area of tail valve, vs. concentric undulate grooves and no riblets in the new species); the greater dimensions (maximum length from
|
||
<quantity id="46529B47F07BB4566AEBFA9FFBDEFAD7" box="[947,1103,1327,1353]" metricMagnitude="-2" metricUnit="m" metricValue="8.2" metricValueMax="12.0" metricValueMin="4.4" pageId="9" pageNumber="180" unit="mm" value="82.0" valueMax="120.0" valueMin="44.0">44 to 120 mm</quantity>
|
||
vs.
|
||
<quantity id="46529B47F07BB45669EDFAFFFF67FAF4" box="[181,246,1359,1386]" metricMagnitude="-3" metricUnit="m" metricValue="8.0" pageId="9" pageNumber="180" unit="mm" value="8.0">8mm</quantity>
|
||
); and the dorsal girdle formations (always elongate scales/spicules, not rectangular scales as in the new species).
|
||
</paragraph>
|
||
<paragraph id="811536A2F07BB4566988FA3FFBADF9D5" blockId="9.[181,1143,207,1676]" pageId="9" pageNumber="180">
|
||
<taxonomicName id="46AA4D21F07BB4566988FA3FFE0BFA37" baseAuthorityName="Righi" baseAuthorityYear="1971" box="[208,410,1423,1449]" class="Polyplacophora" family="Ischnochitonidae" genus="Stenoplax" kingdom="Animalia" order="Chitonida" pageId="9" pageNumber="180" phylum="Mollusca" rank="species" species="marcusi">
|
||
<emphasis id="B3DEEAB0F07BB4566988FA3FFE0BFA37" box="[208,410,1423,1449]" italics="true" pageId="9" pageNumber="180">Stenoplax marcusi</emphasis>
|
||
</taxonomicName>
|
||
, originally placed in
|
||
<taxonomicName id="46AA4D21F07BB4566B27FA3FFC9FFA37" authorityName=": Gray" authorityYear="1847" box="[639,782,1423,1449]" class="Polyplacophora" family="Ischnochitonidae" genus="Ischnochiton" kingdom="Animalia" order="Chitonida" pageId="9" pageNumber="180" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B3DEEAB0F07BB4566B27FA3FFC9FFA37" box="[639,782,1423,1449]" italics="true" pageId="9" pageNumber="180">Ischnochiton</emphasis>
|
||
</taxonomicName>
|
||
, and later attributed to
|
||
<taxonomicName id="46AA4D21F07BB4566D50FA3FFBE4FA37" authorityName=": Dall" authorityYear="1879" box="[1032,1141,1423,1449]" class="Polyplacophora" family="Ischnochitonidae" genus="Stenoplax" kingdom="Animalia" order="Chitonida" pageId="9" pageNumber="180" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B3DEEAB0F07BB4566D50FA3FFBE4FA37" box="[1032,1141,1423,1449]" italics="true" pageId="9" pageNumber="180">Stenoplax</emphasis>
|
||
</taxonomicName>
|
||
by Kaas and Van Belle (1994) following study of the
|
||
<typeStatus id="5E118800F07BB4566A47FA00FCDEFA54" box="[799,847,1456,1482]" pageId="9" pageNumber="180">type</typeStatus>
|
||
material, has a tegmental sculpture more similar to that of
|
||
<taxonomicName id="46AA4D21F07BB4566B60FA60FD42FA74" authority="Dell’Angelo & Schwabe & Gori & Sosso & Bonfitto, 2014" authorityName="Dell’Angelo & Schwabe & Gori & Sosso & Bonfitto" authorityYear="2014" box="[568,723,1488,1514]" class="Polyplacophora" family="Ischnochitonidae" genus="Stenoplax" kingdom="Animalia" order="Chitonida" pageId="9" pageNumber="180" phylum="Mollusca" rank="species" species="hernandezi" status="sp. nov.">
|
||
<emphasis id="B3DEEAB0F07BB4566B60FA60FD42FA74" box="[568,723,1488,1514]" italics="true" pageId="9" pageNumber="180">S. hernandezi</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A8ED57CBF07BB4566B86FA61FC8FFA75" box="[734,798,1489,1515]" pageId="9" pageNumber="180" rank="species">sp. n.</taxonomicNameLabel>
|
||
, a similar colour, and it is of comparable size (maximum length 11.8 vs.
|
||
<quantity id="46529B47F07BB4566BE9FA40FD68F995" box="[689,761,1520,1547]" metricMagnitude="-3" metricUnit="m" metricValue="8.0" pageId="9" pageNumber="180" unit="mm" value="8.0">8 mm</quantity>
|
||
). It differs because of the higher elevation (dorsal elevation 0.47 vs. 0.31), the number of intermediate valve slits (1 vs. 3), and the different girdle formations (see
|
||
<bibRefCitation id="E53B4B53F07BB4566BCFF981FC86F9D5" author="RIGHI, G." box="[663,791,1585,1611]" pageId="9" pageNumber="180" pagination="123 - 146" refId="ref16329" refString="RIGHI, G. 1971. Moluscos poliplacoforos do Brazil. Papeis Avulsos de Zoologia 24: 123 - 146." type="journal article" year="1971">Righi 1971</bibRefCitation>
|
||
; Kaas & Van Belle 1994).
|
||
</paragraph>
|
||
<paragraph id="811536A2F07BB4556988F9E1FBDEFED9" blockId="9.[181,1143,207,1676]" lastBlockId="10.[144,1104,203,424]" lastPageId="10" lastPageNumber="181" pageId="9" pageNumber="180">
|
||
Only a single species of
|
||
<taxonomicName id="46AA4D21F07BB45668AFF9E1FDF6F9F5" authorityName=": Dall" authorityYear="1879" box="[503,615,1617,1643]" class="Polyplacophora" family="Ischnochitonidae" genus="Stenoplax" kingdom="Animalia" order="Chitonida" pageId="9" pageNumber="180" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B3DEEAB0F07BB45668AFF9E1FDF6F9F5" box="[503,615,1617,1643]" italics="true" pageId="9" pageNumber="180">Stenoplax</emphasis>
|
||
</taxonomicName>
|
||
is known from the Indian Ocean, namely
|
||
<taxonomicName id="46AA4D21F07BB4566D39F9E1FE62F915" authority="(Thiele, 1917)" baseAuthorityName="Thiele" baseAuthorityYear="1917" class="Polyplacophora" family="Ischnochitonidae" genus="Stenoplax" kingdom="Animalia" order="Chitonida" pageId="9" pageNumber="180" phylum="Mollusca" rank="species" species="madagassica">
|
||
<emphasis id="B3DEEAB0F07BB4566D39F9E1FED6F915" italics="true" pageId="9" pageNumber="180">S. madagassica</emphasis>
|
||
(Thiele, 1917)
|
||
</taxonomicName>
|
||
from
|
||
<collectingCountry id="F9BD7632F07BB4566B64F9C1FD54F915" box="[572,709,1649,1675]" name="Madagascar" pageId="9" pageNumber="180">Madagascar</collectingCountry>
|
||
. This species differs from the present species in having greater dimensions (up to
|
||
<quantity id="46529B47F078B4556B21FF7BFD56FF78" box="[633,711,203,230]" metricMagnitude="-2" metricUnit="m" metricValue="6.5" pageId="10" pageNumber="181" unit="mm" value="65.0">65 mm</quantity>
|
||
long vs.
|
||
<quantity id="46529B47F078B4556A74FF7CFCE0FF78" box="[812,881,204,230]" metricMagnitude="-3" metricUnit="m" metricValue="8.0" pageId="10" pageNumber="181" unit="mm" value="8.0">8 mm</quantity>
|
||
), being more highly elevated (dorsal elevation 0.42 vs. 0.31), having different dorsal girdle scales (elongate and up to 145 μm long with interspersed whitish ringshaft-needles vs. rectangular up to 55 × 65 μm), and in respect of the geographical distribution (
|
||
<collectingCountry id="F9BD7632F078B4556A44FE9CFC35FED8" box="[796,932,300,326]" name="Madagascar" pageId="10" pageNumber="181">Madagascar</collectingCountry>
|
||
vs.
|
||
<collectingCountry id="F9BD7632F078B4556A95FE9CFBABFED8" box="[973,1082,300,326]" name="Sao Tome and Principe" pageId="10" pageNumber="181">São Tomé</collectingCountry>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="811536A2F078B45569F2FEFDFB8BFE39" blockId="10.[144,1104,203,424]" pageId="10" pageNumber="181">
|
||
<taxonomicName id="46AA4D21F078B45569F2FEFDFE0CFEF9" authority="Dell’Angelo & Schwabe & Gori & Sosso & Bonfitto, 2014" authorityName="Dell’Angelo & Schwabe & Gori & Sosso & Bonfitto" authorityYear="2014" box="[170,413,333,359]" class="Polyplacophora" family="Ischnochitonidae" genus="Stenoplax" kingdom="Animalia" order="Chitonida" pageId="10" pageNumber="181" phylum="Mollusca" rank="species" species="hernandezi" status="sp. nov.">
|
||
<emphasis id="B3DEEAB0F078B45569F2FEFDFE0CFEF9" box="[170,413,333,359]" italics="true" pageId="10" pageNumber="181">Stenoplax hernandezi</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A8ED57CBF078B45568FEFEFDFE72FEF9" box="[422,483,333,359]" pageId="10" pageNumber="181" rank="species">sp. n.</taxonomicNameLabel>
|
||
is generally similar to some of the small
|
||
<taxonomicName id="46AA4D21F078B4556AE7FEFDFF70FE19" pageId="10" pageNumber="181">
|
||
<emphasis id="B3DEEAB0F078B4556AE7FEFDFBC1FEF9" box="[959,1104,333,359]" italics="true" pageId="10" pageNumber="181">Ischnochiton</emphasis>
|
||
species
|
||
</taxonomicName>
|
||
reported from West African coasts (i.e.
|
||
<taxonomicName id="46AA4D21F078B4556BCCFEDEFC82FE19" authorityName="Thiele" authorityYear="1909" box="[660,787,366,391]" class="Polyplacophora" family="Ischnochitonidae" genus="Ischnochiton" kingdom="Animalia" order="Chitonida" pageId="10" pageNumber="181" phylum="Mollusca" rank="species" species="goreensis">
|
||
<emphasis id="B3DEEAB0F078B4556BCCFEDEFC82FE19" box="[660,787,366,391]" italics="true" pageId="10" pageNumber="181">I. goreensis</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="46AA4D21F078B4556A78FEDEFC0BFE19" authorityName="Thiele" authorityYear="1909" box="[800,922,365,391]" class="Polyplacophora" family="Ischnochitonidae" genus="Ischnochiton" kingdom="Animalia" order="Chitonida" pageId="10" pageNumber="181" phylum="Mollusca" rank="species" species="paessleri">
|
||
<emphasis id="B3DEEAB0F078B4556A78FEDEFC0BFE19" box="[800,922,365,391]" italics="true" pageId="10" pageNumber="181">I. paessleri</emphasis>
|
||
</taxonomicName>
|
||
, and
|
||
<taxonomicName id="46AA4D21F078B4556A8CFEDEFBD1FE19" authorityName="Kaas & Van Belle" authorityYear="1990" box="[980,1088,365,391]" class="Polyplacophora" family="Ischnochitonidae" genus="Ischnochiton" kingdom="Animalia" order="Chitonida" pageId="10" pageNumber="181" phylum="Mollusca" rank="species" species="nicklesi">
|
||
<emphasis id="B3DEEAB0F078B4556A8CFEDEFBD1FE19" box="[980,1088,365,391]" italics="true" pageId="10" pageNumber="181">I. nicklesi</emphasis>
|
||
</taxonomicName>
|
||
), but they all have a tegmental sculpture that is mainly smooth or finely granulose.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |