232 lines
35 KiB
XML
232 lines
35 KiB
XML
<document id="0A511890CFAE7E6668DF98801B25944F" ID-DOI="10.11646/zootaxa.3941.2.7" ID-GBIF-Dataset="18eee934-ff31-4f31-8dcb-e771013673aa" ID-ISSN="1175-5326" ID-Zenodo-Dep="253825" ID-ZooBank="9FC33747-4C50-4D56-81D1-69B9930698B7" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1461025664839" checkinUser="plazi" docAuthor="Martino, Emanuela Di & Rosso, Antonietta" docDate="2015" docId="D379EF57FF99FFE4FAB5FDE5FC6536D2" docLanguage="en" docName="zt03941p283.pdf" docOrigin="Zootaxa 3941 (2)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Gephyrotes spectabilis Canu & Bassler 1920" docType="treatment" docVersion="7" lastPageNumber="270" masterDocId="2F40972FFF90FFEDFA22FFFCFF8A313F" masterDocTitle="Revision of the bryozoan genus Gephyrotes Norman, 1903 (Cheilostomata, Cribrilinidae) with the description of two new taxa" masterLastPageNumber="283" masterPageNumber="261" pageNumber="270" updateTime="1698572040514" updateUser="plazi">
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<mods:title id="202C2C0A7501EE0CC3E1E1F0E79E0ADB">Revision of the bryozoan genus Gephyrotes Norman, 1903 (Cheilostomata, Cribrilinidae) with the description of two new taxa</mods:title>
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<mods:namePart id="B11E75797562E0466753A03B698A1A79">Martino, Emanuela Di</mods:namePart>
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<mods:namePart id="84A751645C442D4FD354851C1C46A43C">Rosso, Antonietta</mods:namePart>
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<mods:title id="94F3A31B988912D39F8FCF9EF6AD2D7E">Zootaxa</mods:title>
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<mods:date id="86BA0E040F5B40CD682CAFC4785F5032">2015</mods:date>
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<treatment id="D379EF57FF99FFE4FAB5FDE5FC6536D2" ID-DOI="http://doi.org/10.5281/zenodo.6101462" ID-GBIF-Taxon="119606363" ID-Zenodo-Dep="6101462" LSID="urn:lsid:plazi:treatment:D379EF57FF99FFE4FAB5FDE5FC6536D2" httpUri="http://treatment.plazi.org/id/D379EF57FF99FFE4FAB5FDE5FC6536D2" lastPageNumber="270" pageId="9" pageNumber="270">
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<subSubSection id="13CA0DCAFF99FFE4FAB5FDE5FE02336B" pageId="9" pageNumber="270" type="nomenclature">
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<paragraph id="5B6F5E41FF99FFE4FAB5FDE5FD32330C" blockId="9.[151,696,537,597]" box="[151,696,537,563]" pageId="9" pageNumber="270">
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<heading id="0027E92DFF99FFE4FAB5FDE5FD32330C" bold="true" box="[151,696,537,563]" fontSize="11" level="1" pageId="9" pageNumber="270" reason="1">
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<taxonomicName id="9CD025C2FF99FFE4FAB5FDE5FD32330C" ID-CoL="86JWM" authority="Canu & Bassler, 1920" authorityName="Canu & Bassler" authorityYear="1920" box="[151,696,537,563]" class="Gymnolaemata" family="Cribrilinidae" genus="Gephyrotes" kingdom="Animalia" order="Cheilostomatida" pageId="9" pageNumber="270" phylum="Bryozoa" rank="species" species="spectabilis">
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<emphasis id="69A48253FF99FFE4FAB5FDE5FD32330C" bold="true" box="[151,696,537,563]" pageId="9" pageNumber="270">
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<emphasis id="69A48253FF99FFE4FAB5FDE5FE2E330C" bold="true" box="[151,420,537,563]" italics="true" pageId="9" pageNumber="270">Gephyrotes spectabilis</emphasis>
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<bibRefCitation id="3F4123B0FF99FFE4FB89FDE5FD32330C" author="Canu" box="[427,696,537,563]" pageId="9" pageNumber="270" refString="Canu, F. & Bassler, R. S. (1920) North American Early Tertiary Bryozoa. United States National Museum Bulletin, 106 (xx), 1 - 879. [162 plates] http: // dx. doi. org / 10.5479 / si. 03629236.106. i" type="book chapter" year="1920">Canu & Bassler, 1920</bibRefCitation>
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</emphasis>
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</taxonomicName>
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</heading>
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</paragraph>
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<paragraph id="5B6F5E41FF99FFE4FAB5FDC0FE02336B" blockId="9.[151,696,537,597]" box="[151,392,572,597]" pageId="9" pageNumber="270">
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(
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<figureCitation id="C3EB42C4FF99FFE4FABDFDC0FEAB336A" box="[159,289,572,597]" captionStart="FIGURES 23 – 25" captionStartId="10.[151,264,1180,1203]" captionTargetBox="[151,1436,194,1159]" captionTargetId="figure@10.[151,1436,194,1159]" captionTargetPageId="10" captionText="FIGURES 23 – 25. Gephyrotes spectabilis Canu & Bassler, 1920, holotype, USNM 64261, Early Oligocene, Mississipi, USA: 23, general appearance of colony, which roughly resembles that of G. moissettei n. sp.; 24, reproductive zooids; note the outer layer of ooecial frontal calcification that is produced by distal zooids; 25, autozooids, some showing the entire primary orifice; note the intercostal lacunae and pelmatidia and broken tubular kenozooids occupying interzooidal boundaries. FIGURE 26. Gephyrotes moissettei n. sp., holotype, PMC. B 18.6.9.2006 a, late Tortonian, Calabria, Italy: autozooids (for comparison with those of G. spectabilis). Scale bars: Fig 23, 500 µm; Figs 24 – 26, 200 µm." httpUri="https://zenodo.org/record/253831/files/figure.png" pageId="9" pageNumber="270">Figs 23–25</figureCitation>
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;
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<tableCitation id="16526BFAFF99FFE4FB0EFDC0FE0A336B" box="[300,384,572,597]" captionStart="TABLE 4" captionStartId="9.[151,239,1570,1593]" captionTargetBox="[159,1324,1621,1974]" captionTargetPageId="9" captionText="TABLE 4. Measurements (in Μm) of Gephyrotes spectabilis Canu & Bassler, 1920, USNM 64261." httpUri="http://table.plazi.org/id/0FAF0EC9FF99FFE4FAB5F9DEFB243706" pageId="9" pageNumber="270" tableUuid="0FAF0EC9FF99FFE4FAB5F9DEFB243706">Table 4</tableCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="13CA0DCAFF99FFE4FAB5FD82FCA633AB" box="[151,812,638,660]" pageId="9" pageNumber="270" type="reference_group">
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<paragraph id="5B6F5E41FF99FFE4FAB5FD82FCA633AB" blockId="9.[151,812,638,660]" box="[151,812,638,660]" pageId="9" pageNumber="270">
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<treatmentCitationGroup id="7BC0796FFF99FFE4FAB5FD82FCA633AB" box="[151,812,638,660]" pageId="9" pageNumber="270">
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<taxonomicName id="9CD025C2FF99FFE4FAB5FD82FD1833AB" ID-CoL="86JWM" authority="Canu & Bassler 1920: 303" authorityName="Canu & Bassler" authorityPageNumber="303" authorityYear="1920" box="[151,658,638,660]" class="Gymnolaemata" family="Cribrilinidae" genus="Gephyrotes" kingdom="Animalia" order="Cheilostomatida" pageId="9" pageNumber="270" phylum="Bryozoa" rank="species" species="spectabilis">
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<emphasis id="69A48253FF99FFE4FAB5FD82FEF733AB" box="[151,381,638,660]" italics="true" pageId="9" pageNumber="270">Gephyrotes spectabilis</emphasis>
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<treatmentCitation id="DA717850FF99FFE4FBA6FD82FD1833AB" author="Canu" box="[388,658,638,660]" page="303" pageId="9" pageNumber="270" year="1920">
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<bibRefCitation id="3F4123B0FF99FFE4FBA6FD82FDEA33AB" author="Canu" box="[388,608,638,660]" pageId="9" pageNumber="270" refString="Canu, F. & Bassler, R. S. (1920) North American Early Tertiary Bryozoa. United States National Museum Bulletin, 106 (xx), 1 - 879. [162 plates] http: // dx. doi. org / 10.5479 / si. 03629236.106. i" type="book chapter" year="1920">Canu & Bassler 1920</bibRefCitation>
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: 303
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</treatmentCitation>
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</taxonomicName>
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, pl. 84, fig. 16.
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</treatmentCitationGroup>
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</paragraph>
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</subSubSection>
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<subSubSection id="13CA0DCAFF99FFE4FAB5FD3DFBB933E5" box="[151,1075,705,730]" pageId="9" pageNumber="270" type="materials_examined">
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<paragraph id="5B6F5E41FF99FFE4FAB5FD3DFBB933E5" blockId="9.[151,1437,705,1522]" box="[151,1075,705,730]" pageId="9" pageNumber="270">
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<emphasis id="69A48253FF99FFE4FAB5FD3DFE0A33E5" bold="true" box="[151,384,705,730]" pageId="9" pageNumber="270">Material examined.</emphasis>
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<typeStatus id="846BE0E3FF99FFE4FBA5FD3DFE6433E5" box="[391,494,705,730]" pageId="9" pageNumber="270" type="holotype">
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<emphasis id="69A48253FF99FFE4FBA5FD3DFE6433E5" box="[391,494,705,730]" italics="true" pageId="9" pageNumber="270">Holotype</emphasis>
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</typeStatus>
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:
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<collectionCode id="3DC1C684FF99FFE4FBDEFD3DFDDA33E5" LSID="urn:lsid:biocol.org:col:34871" box="[508,592,705,730]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="9" pageNumber="270">USNM</collectionCode>
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64261, Early Oligocene, Mississippi,
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<collectingCountry id="23C71ED1FF99FFE4F9D6FD3EFBBA33E5" box="[1012,1072,706,730]" name="United States of America" pageId="9" pageNumber="270">USA</collectingCountry>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="13CA0DCAFF99FFE4FAE5FD19FD1835C9" pageId="9" pageNumber="270" type="description">
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<paragraph id="5B6F5E41FF99FFE4FAE5FD19FD1835C9" blockId="9.[151,1437,705,1522]" pageId="9" pageNumber="270">
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<emphasis id="69A48253FF99FFE4FAE5FD19FED333C1" bold="true" box="[199,345,741,766]" pageId="9" pageNumber="270">Description.</emphasis>
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Colony encrusting, unilaminar, multiserial (
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<figureCitation id="C3EB42C4FF99FFE4F965FD19FC1033C1" box="[839,922,741,766]" captionStart="FIGURES 23 – 25" captionStartId="10.[151,264,1180,1203]" captionTargetBox="[151,1436,194,1159]" captionTargetId="figure@10.[151,1436,194,1159]" captionTargetPageId="10" captionText="FIGURES 23 – 25. Gephyrotes spectabilis Canu & Bassler, 1920, holotype, USNM 64261, Early Oligocene, Mississipi, USA: 23, general appearance of colony, which roughly resembles that of G. moissettei n. sp.; 24, reproductive zooids; note the outer layer of ooecial frontal calcification that is produced by distal zooids; 25, autozooids, some showing the entire primary orifice; note the intercostal lacunae and pelmatidia and broken tubular kenozooids occupying interzooidal boundaries. FIGURE 26. Gephyrotes moissettei n. sp., holotype, PMC. B 18.6.9.2006 a, late Tortonian, Calabria, Italy: autozooids (for comparison with those of G. spectabilis). Scale bars: Fig 23, 500 µm; Figs 24 – 26, 200 µm." httpUri="https://zenodo.org/record/253831/files/figure.png" pageId="9" pageNumber="270">Fig. 23</figureCitation>
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). Ancestrula and early astogeny not observed. Autozooids distinct, with thin interzooidal furrows, arranged quincuncially, elliptical, longer than wide (mean L/W = 1.69). Gymnocyst not apparent. Frontal shield flat, formed by 8–12 costae, not including the 2 distalmost pairs participating in the proximal peristomial rim. Costae 25–35 µm broad, widely separated by a large (40–60 µm) elliptical lacuna and a much smaller (15–20 µm), usually subcircular, central intercostal lacuna (
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<figureCitation id="C3EB42C4FF99FFE4FEFBFC89FAD432B1" box="[1241,1374,885,910]" captionStart="FIGURES 23 – 25" captionStartId="10.[151,264,1180,1203]" captionTargetBox="[151,1436,194,1159]" captionTargetId="figure@10.[151,1436,194,1159]" captionTargetPageId="10" captionText="FIGURES 23 – 25. Gephyrotes spectabilis Canu & Bassler, 1920, holotype, USNM 64261, Early Oligocene, Mississipi, USA: 23, general appearance of colony, which roughly resembles that of G. moissettei n. sp.; 24, reproductive zooids; note the outer layer of ooecial frontal calcification that is produced by distal zooids; 25, autozooids, some showing the entire primary orifice; note the intercostal lacunae and pelmatidia and broken tubular kenozooids occupying interzooidal boundaries. FIGURE 26. Gephyrotes moissettei n. sp., holotype, PMC. B 18.6.9.2006 a, late Tortonian, Calabria, Italy: autozooids (for comparison with those of G. spectabilis). Scale bars: Fig 23, 500 µm; Figs 24 – 26, 200 µm." httpUri="https://zenodo.org/record/253831/files/figure.png" pageId="9" pageNumber="270">Figs 24–25</figureCitation>
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); two large, funnel-shaped, prominent pelmatidia on each costa (
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<figureCitation id="C3EB42C4FF99FFE4F94AFC65FC4F328D" box="[872,965,921,946]" captionStart="FIGURES 23 – 25" captionStartId="10.[151,264,1180,1203]" captionTargetBox="[151,1436,194,1159]" captionTargetId="figure@10.[151,1436,194,1159]" captionTargetPageId="10" captionText="FIGURES 23 – 25. Gephyrotes spectabilis Canu & Bassler, 1920, holotype, USNM 64261, Early Oligocene, Mississipi, USA: 23, general appearance of colony, which roughly resembles that of G. moissettei n. sp.; 24, reproductive zooids; note the outer layer of ooecial frontal calcification that is produced by distal zooids; 25, autozooids, some showing the entire primary orifice; note the intercostal lacunae and pelmatidia and broken tubular kenozooids occupying interzooidal boundaries. FIGURE 26. Gephyrotes moissettei n. sp., holotype, PMC. B 18.6.9.2006 a, late Tortonian, Calabria, Italy: autozooids (for comparison with those of G. spectabilis). Scale bars: Fig 23, 500 µm; Figs 24 – 26, 200 µm." httpUri="https://zenodo.org/record/253831/files/figure.png" pageId="9" pageNumber="270">Fig. 25</figureCitation>
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). Proximal peristomial rim formed by conjunction of 2 pairs of costae, one pair originating from bifurcation of those most proximal to orifice and projecting frontalwards, the second pair originating lateral to orifice as a continuation of avicularian rostra, if present; collar-like structure exhibiting a transversely elongate, centrally placed intercostal lacuna and 2 subcircular lateral lacunae (
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<figureCitation id="C3EB42C4FF99FFE4FBF6FBD5FDD0357D" box="[468,602,1065,1090]" captionStart="FIGURES 23 – 25" captionStartId="10.[151,264,1180,1203]" captionTargetBox="[151,1436,194,1159]" captionTargetId="figure@10.[151,1436,194,1159]" captionTargetPageId="10" captionText="FIGURES 23 – 25. Gephyrotes spectabilis Canu & Bassler, 1920, holotype, USNM 64261, Early Oligocene, Mississipi, USA: 23, general appearance of colony, which roughly resembles that of G. moissettei n. sp.; 24, reproductive zooids; note the outer layer of ooecial frontal calcification that is produced by distal zooids; 25, autozooids, some showing the entire primary orifice; note the intercostal lacunae and pelmatidia and broken tubular kenozooids occupying interzooidal boundaries. FIGURE 26. Gephyrotes moissettei n. sp., holotype, PMC. B 18.6.9.2006 a, late Tortonian, Calabria, Italy: autozooids (for comparison with those of G. spectabilis). Scale bars: Fig 23, 500 µm; Figs 24 – 26, 200 µm." httpUri="https://zenodo.org/record/253831/files/figure.png" pageId="9" pageNumber="270">Figs 23–24</figureCitation>
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). Primary orifice broader than long, semicircular with concave proximal margin (
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<figureCitation id="C3EB42C4FF99FFE4FAD4FBB1FEC03559" box="[246,330,1101,1126]" captionStart="FIGURES 23 – 25" captionStartId="10.[151,264,1180,1203]" captionTargetBox="[151,1436,194,1159]" captionTargetId="figure@10.[151,1436,194,1159]" captionTargetPageId="10" captionText="FIGURES 23 – 25. Gephyrotes spectabilis Canu & Bassler, 1920, holotype, USNM 64261, Early Oligocene, Mississipi, USA: 23, general appearance of colony, which roughly resembles that of G. moissettei n. sp.; 24, reproductive zooids; note the outer layer of ooecial frontal calcification that is produced by distal zooids; 25, autozooids, some showing the entire primary orifice; note the intercostal lacunae and pelmatidia and broken tubular kenozooids occupying interzooidal boundaries. FIGURE 26. Gephyrotes moissettei n. sp., holotype, PMC. B 18.6.9.2006 a, late Tortonian, Calabria, Italy: autozooids (for comparison with those of G. spectabilis). Scale bars: Fig 23, 500 µm; Figs 24 – 26, 200 µm." httpUri="https://zenodo.org/record/253831/files/figure.png" pageId="9" pageNumber="270">Fig. 25</figureCitation>
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); secondary orifice trapezoidal (
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<figureCitation id="C3EB42C4FF99FFE4F895FBB1FC873559" box="[695,781,1101,1126]" captionStart="FIGURES 23 – 25" captionStartId="10.[151,264,1180,1203]" captionTargetBox="[151,1436,194,1159]" captionTargetId="figure@10.[151,1436,194,1159]" captionTargetPageId="10" captionText="FIGURES 23 – 25. Gephyrotes spectabilis Canu & Bassler, 1920, holotype, USNM 64261, Early Oligocene, Mississipi, USA: 23, general appearance of colony, which roughly resembles that of G. moissettei n. sp.; 24, reproductive zooids; note the outer layer of ooecial frontal calcification that is produced by distal zooids; 25, autozooids, some showing the entire primary orifice; note the intercostal lacunae and pelmatidia and broken tubular kenozooids occupying interzooidal boundaries. FIGURE 26. Gephyrotes moissettei n. sp., holotype, PMC. B 18.6.9.2006 a, late Tortonian, Calabria, Italy: autozooids (for comparison with those of G. spectabilis). Scale bars: Fig 23, 500 µm; Figs 24 – 26, 200 µm." httpUri="https://zenodo.org/record/253831/files/figure.png" pageId="9" pageNumber="270">Fig. 24</figureCitation>
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). Oral spines absent. Ooecium globular, small, wider than long, covered by expanding secondary calcification from most proximal costa of distal zooid, leaving a weakly calcified central patch (
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<figureCitation id="C3EB42C4FF99FFE4FB85FB69FE753591" box="[423,511,1173,1198]" captionStart="FIGURES 23 – 25" captionStartId="10.[151,264,1180,1203]" captionTargetBox="[151,1436,194,1159]" captionTargetId="figure@10.[151,1436,194,1159]" captionTargetPageId="10" captionText="FIGURES 23 – 25. Gephyrotes spectabilis Canu & Bassler, 1920, holotype, USNM 64261, Early Oligocene, Mississipi, USA: 23, general appearance of colony, which roughly resembles that of G. moissettei n. sp.; 24, reproductive zooids; note the outer layer of ooecial frontal calcification that is produced by distal zooids; 25, autozooids, some showing the entire primary orifice; note the intercostal lacunae and pelmatidia and broken tubular kenozooids occupying interzooidal boundaries. FIGURE 26. Gephyrotes moissettei n. sp., holotype, PMC. B 18.6.9.2006 a, late Tortonian, Calabria, Italy: autozooids (for comparison with those of G. spectabilis). Scale bars: Fig 23, 500 µm; Figs 24 – 26, 200 µm." httpUri="https://zenodo.org/record/253831/files/figure.png" pageId="9" pageNumber="270">Fig. 24</figureCitation>
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). Adventitious avicularia large, paired, teardrop-shaped with complete pivot bar (
|
||
<figureCitation id="C3EB42C4FF99FFE4FABDFB45FF7E35ED" box="[159,244,1209,1234]" captionStart="FIGURES 23 – 25" captionStartId="10.[151,264,1180,1203]" captionTargetBox="[151,1436,194,1159]" captionTargetId="figure@10.[151,1436,194,1159]" captionTargetPageId="10" captionText="FIGURES 23 – 25. Gephyrotes spectabilis Canu & Bassler, 1920, holotype, USNM 64261, Early Oligocene, Mississipi, USA: 23, general appearance of colony, which roughly resembles that of G. moissettei n. sp.; 24, reproductive zooids; note the outer layer of ooecial frontal calcification that is produced by distal zooids; 25, autozooids, some showing the entire primary orifice; note the intercostal lacunae and pelmatidia and broken tubular kenozooids occupying interzooidal boundaries. FIGURE 26. Gephyrotes moissettei n. sp., holotype, PMC. B 18.6.9.2006 a, late Tortonian, Calabria, Italy: autozooids (for comparison with those of G. spectabilis). Scale bars: Fig 23, 500 µm; Figs 24 – 26, 200 µm." httpUri="https://zenodo.org/record/253831/files/figure.png" pageId="9" pageNumber="270">Fig. 24</figureCitation>
|
||
), lateral to the orifice, proximomedially directed. Hollow tubular kenozooids of irregular shape and size frequent along zooidal margins (
|
||
<figureCitation id="C3EB42C4FF99FFE4F820FB21FD0F35C9" box="[514,645,1245,1270]" captionStart="FIGURES 23 – 25" captionStartId="10.[151,264,1180,1203]" captionTargetBox="[151,1436,194,1159]" captionTargetId="figure@10.[151,1436,194,1159]" captionTargetPageId="10" captionText="FIGURES 23 – 25. Gephyrotes spectabilis Canu & Bassler, 1920, holotype, USNM 64261, Early Oligocene, Mississipi, USA: 23, general appearance of colony, which roughly resembles that of G. moissettei n. sp.; 24, reproductive zooids; note the outer layer of ooecial frontal calcification that is produced by distal zooids; 25, autozooids, some showing the entire primary orifice; note the intercostal lacunae and pelmatidia and broken tubular kenozooids occupying interzooidal boundaries. FIGURE 26. Gephyrotes moissettei n. sp., holotype, PMC. B 18.6.9.2006 a, late Tortonian, Calabria, Italy: autozooids (for comparison with those of G. spectabilis). Scale bars: Fig 23, 500 µm; Figs 24 – 26, 200 µm." httpUri="https://zenodo.org/record/253831/files/figure.png" pageId="9" pageNumber="270">Figs 23–25</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="13CA0DCAFF99FFE4FAE5FAFDFB4B34F1" pageId="9" pageNumber="270" type="discussion">
|
||
<paragraph id="5B6F5E41FF99FFE4FAE5FAFDFB4B34F1" blockId="9.[151,1437,705,1522]" pageId="9" pageNumber="270">
|
||
<emphasis id="69A48253FF99FFE4FAE5FAFDFEB13425" bold="true" box="[199,315,1281,1306]" pageId="9" pageNumber="270">Remarks.</emphasis>
|
||
<taxonomicName id="9CD025C2FF99FFE4FB60FAFDFDCA3425" box="[322,576,1281,1306]" class="Gymnolaemata" family="Cribrilinidae" genus="Gephyrotes" kingdom="Animalia" order="Cheilostomatida" pageId="9" pageNumber="270" phylum="Bryozoa" rank="species" species="spectabilis">
|
||
<emphasis id="69A48253FF99FFE4FB60FAFDFDCA3425" box="[322,576,1281,1306]" italics="true" pageId="9" pageNumber="270">Gephyrotes spectabilis</emphasis>
|
||
</taxonomicName>
|
||
is very rare, with only one specimen having been found. The species is most similar in appearance to
|
||
<taxonomicName id="9CD025C2FF99FFE4FB89FADAFDB03402" box="[427,570,1318,1341]" class="Gymnolaemata" family="Cribrilinidae" genus="Gephyrotes" kingdom="Animalia" order="Cheilostomatida" pageId="9" pageNumber="270" phylum="Bryozoa" rank="species" species="moissettei" status="sp. nov.">
|
||
<emphasis id="69A48253FF99FFE4FB89FADAFDB03402" box="[427,570,1318,1341]" italics="true" pageId="9" pageNumber="270">G. moissettei</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="72973F28FF99FFE4F863FAD9FD0A3401" box="[577,640,1317,1342]" pageId="9" pageNumber="270" rank="species">
|
||
<emphasis id="69A48253FF99FFE4F863FAD9FD0A3401" bold="true" box="[577,640,1317,1342]" pageId="9" pageNumber="270">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
They share the lace-like appearance of the zooids, the presence of two large avicularia placed lateral to the orifice and distomedially directed, and the diffuse presence of a kenozooidal network along lateral and distal margins of zooids. They differ in the number of costae and their thickness, and in the number and size of intercostal lacunae (two, very different in size in
|
||
<taxonomicName id="9CD025C2FF99FFE4F9EEFA6EFBE93495" box="[972,1123,1425,1450]" class="Gymnolaemata" family="Cribrilinidae" genus="Gephyrotes" kingdom="Animalia" order="Cheilostomatida" pageId="9" pageNumber="270" phylum="Bryozoa" rank="species" species="spectabilis">
|
||
<emphasis id="69A48253FF99FFE4F9EEFA6EFBE93495" box="[972,1123,1425,1450]" italics="true" pageId="9" pageNumber="270">G. spectabilis</emphasis>
|
||
</taxonomicName>
|
||
vs three equally sized in
|
||
<taxonomicName id="9CD025C2FF99FFE4FFA6FA6EFE8D34F2" class="Gymnolaemata" family="Cribrilinidae" genus="Gephyrotes" kingdom="Animalia" order="Cheilostomatida" pageId="9" pageNumber="270" phylum="Bryozoa" rank="species" species="moissettei">
|
||
<emphasis id="69A48253FF99FFE4FFA6FA6EFE8D34F2" italics="true" pageId="9" pageNumber="270">G. moissettei</emphasis>
|
||
</taxonomicName>
|
||
). Furthermore,
|
||
<taxonomicName id="9CD025C2FF99FFE4FB9AFA4AFDC534F1" box="[440,591,1461,1486]" class="Gymnolaemata" family="Cribrilinidae" genus="Gephyrotes" kingdom="Animalia" order="Cheilostomatida" pageId="9" pageNumber="270" phylum="Bryozoa" rank="species" species="spectabilis">
|
||
<emphasis id="69A48253FF99FFE4FB9AFA4AFDC534F1" box="[440,591,1461,1486]" italics="true" pageId="9" pageNumber="270">G. spectabilis</emphasis>
|
||
</taxonomicName>
|
||
lacks a gymnocyst, and has very distinctive pelmatidia.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="13CA0DCAFF99FFE4FAE5FA25FC6536D2" pageId="9" pageNumber="270" type="distribution">
|
||
<paragraph id="5B6F5E41FF99FFE4FAE5FA25FCE034CD" blockId="9.[151,1437,705,1522]" box="[199,874,1497,1522]" pageId="9" pageNumber="270">
|
||
<emphasis id="69A48253FF99FFE4FAE5FA25FEEA34CD" bold="true" box="[199,352,1497,1522]" pageId="9" pageNumber="270">Distribution.</emphasis>
|
||
Early Oligocene of Mississippi,
|
||
<collectingCountry id="23C71ED1FF99FFE4F8F3FA26FC8334CD" box="[721,777,1498,1522]" name="United States of America" pageId="9" pageNumber="270">USA</collectingCountry>
|
||
(
|
||
<figureCitation id="C3EB42C4FF99FFE4F93AFA25FCD334CD" box="[792,857,1497,1522]" captionStart="FIGURE 1" captionStartId="2.[151,250,989,1011]" captionTargetBox="[174,1417,304,967]" captionTargetId="figure@2.[174,1418,304,968]" captionTargetPageId="2" captionText="FIGURE 1. Map showing the spatial and temporal distribution of all the studied species. 1, Gephyrotes nitidopunctatus (Smitt, 1868); 2, Gephyrotes fortunensis Pouyet, 2000; 3, Gephyrotes moissettei n. sp.; 4, Gephyrotes spectabilis Canu & Bassler, 1920; 5, Gephyrotes quadriserialis Canu & Bassler, 1920; 6, Gephyrotes convexus Canu & Bassler, 1920; 7, Tricephalopora saillans (Canu & Bassler, 1920); 8, Tricephalopora levigata (Canu & Bassler, 1920); 9, Spiniflabellum spinosum Canu & Bassler, 1928. Open circles, Recent; solid circles, Miocene; diamond, Oligocene; stars, Eocene; triangles, Danian." httpUri="https://zenodo.org/record/253826/files/figure.png" pageId="9" pageNumber="270">Fig. 1</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<caption id="0FAF0EC9FF99FFE4FAB5F9DEFB243706" ID-Table-UUID="0FAF0EC9FF99FFE4FAB5F9DEFB243706" box="[151,1198,1570,1593]" httpUri="http://table.plazi.org/id/0FAF0EC9FF99FFE4FAB5F9DEFB243706" pageId="9" pageNumber="270" targetBox="[159,1324,1621,1974]" targetIsTable="true" targetPageId="9">
|
||
<paragraph id="5B6F5E41FF99FFE4FAB5F9DEFB243706" blockId="9.[151,1198,1570,1593]" box="[151,1198,1570,1593]" pageId="9" pageNumber="270">
|
||
<emphasis id="69A48253FF99FFE4FAB5F9DEFE833706" bold="true" box="[151,265,1570,1593]" pageId="9" pageNumber="270">TABLE 4.</emphasis>
|
||
Measurements (in Μm) of
|
||
<taxonomicName id="9CD025C2FF99FFE4F804F9DEFB863706" authority="Canu & Bassler, 1920" authorityName="Canu & Bassler" authorityYear="1920" box="[550,1036,1570,1593]" class="Gymnolaemata" family="Cribrilinidae" genus="Gephyrotes" kingdom="Animalia" order="Cheilostomatida" pageId="9" pageNumber="270" phylum="Bryozoa" rank="species" species="spectabilis">
|
||
<emphasis id="69A48253FF99FFE4F804F9DEFC923706" box="[550,792,1570,1593]" italics="true" pageId="9" pageNumber="270">Gephyrotes spectabilis</emphasis>
|
||
Canu & Bassler, 1920
|
||
</taxonomicName>
|
||
, USNM64261.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="5B6F5E41FF99FFE4FBC2F9AAFA953689" pageId="9" pageNumber="270">
|
||
<table id="29D0ACE1FF990012FABDF9A9FAA63689" box="[159,1324,1621,1974]" gridcols="5" gridrows="9" pageId="9" pageNumber="270">
|
||
<tr id="E5E05C03FF990012FABDF9A9FAA63754" box="[159,1324,1621,1643]" gridrow="0" pageId="9" pageNumber="270" rowspan-0="1">
|
||
<th id="A631357FFF990012FBC2F9A9FD263754" box="[480,684,1621,1643]" gridcol="1" gridrow="0" pageId="9" pageNumber="270">N (colonies, zooids)</th>
|
||
<th id="A631357FFF990012F913F9A9FCE13754" box="[817,875,1621,1643]" gridcol="2" gridrow="0" pageId="9" pageNumber="270">Mean</th>
|
||
<th id="A631357FFF990012FE20F9A9FBA83754" box="[1026,1058,1621,1643]" gridcol="3" gridrow="0" pageId="9" pageNumber="270">SD</th>
|
||
<th id="A631357FFF990012FEF1F9A9FAA63754" box="[1235,1324,1621,1643]" gridcol="4" gridrow="0" pageId="9" pageNumber="270">Range</th>
|
||
</tr>
|
||
<tr id="E5E05C03FF990012FABDF982FAA637AB" box="[159,1324,1662,1684]" gridrow="1" pageId="9" pageNumber="270">
|
||
<th id="A631357FFF990012FABDF982FEC737AB" box="[159,333,1662,1684]" gridcol="0" gridrow="1" pageId="9" pageNumber="270">Zooid length</th>
|
||
<td id="A631357FFF990012FBC2F982FD2637AB" box="[480,684,1662,1684]" gridcol="1" gridrow="1" pageId="9" pageNumber="270">1, 10</td>
|
||
<td id="A631357FFF990012F913F982FCE137AB" box="[817,875,1662,1684]" gridcol="2" gridrow="1" pageId="9" pageNumber="270">509</td>
|
||
<td id="A631357FFF990012FE20F982FBA837AB" box="[1026,1058,1662,1684]" gridcol="3" gridrow="1" pageId="9" pageNumber="270">28</td>
|
||
<td id="A631357FFF990012FEF1F982FAA637AB" box="[1235,1324,1662,1684]" gridcol="4" gridrow="1" pageId="9" pageNumber="270">464–561</td>
|
||
</tr>
|
||
<tr id="E5E05C03FF990012FABDF954FAA63781" box="[159,1324,1704,1726]" gridrow="2" pageId="9" pageNumber="270">
|
||
<th id="A631357FFF990012FABDF954FEC73781" box="[159,333,1704,1726]" gridcol="0" gridrow="2" pageId="9" pageNumber="270">Zooid width</th>
|
||
<td id="A631357FFF990012FBC2F954FD263781" box="[480,684,1704,1726]" gridcol="1" gridrow="2" pageId="9" pageNumber="270">1, 10</td>
|
||
<td id="A631357FFF990012F913F954FCE13781" box="[817,875,1704,1726]" gridcol="2" gridrow="2" pageId="9" pageNumber="270">301</td>
|
||
<td id="A631357FFF990012FE20F954FBA83781" box="[1026,1058,1704,1726]" gridcol="3" gridrow="2" pageId="9" pageNumber="270">32</td>
|
||
<td id="A631357FFF990012FEF1F954FAA63781" box="[1235,1324,1704,1726]" gridcol="4" gridrow="2" pageId="9" pageNumber="270">245–349</td>
|
||
</tr>
|
||
<tr id="E5E05C03FF990012FABDF92DFAA637D8" box="[159,1324,1745,1767]" gridrow="3" pageId="9" pageNumber="270">
|
||
<th id="A631357FFF990012FABDF92DFEC737D8" box="[159,333,1745,1767]" gridcol="0" gridrow="3" pageId="9" pageNumber="270">Orifice length</th>
|
||
<td id="A631357FFF990012FBC2F92DFD2637D8" box="[480,684,1745,1767]" gridcol="1" gridrow="3" pageId="9" pageNumber="270">1, 6</td>
|
||
<td id="A631357FFF990012F913F92DFCE137D8" box="[817,875,1745,1767]" gridcol="2" gridrow="3" pageId="9" pageNumber="270">105</td>
|
||
<td id="A631357FFF990012FE20F92DFBA837D8" box="[1026,1058,1745,1767]" gridcol="3" gridrow="3" pageId="9" pageNumber="270">4</td>
|
||
<td id="A631357FFF990012FEF1F92DFAA637D8" box="[1235,1324,1745,1767]" gridcol="4" gridrow="3" pageId="9" pageNumber="270">101–110</td>
|
||
</tr>
|
||
<tr id="E5E05C03FF990012FABDF906FAA6362F" box="[159,1324,1786,1808]" gridrow="4" pageId="9" pageNumber="270">
|
||
<th id="A631357FFF990012FABDF906FEC7362F" box="[159,333,1786,1808]" gridcol="0" gridrow="4" pageId="9" pageNumber="270">Orifice width</th>
|
||
<td id="A631357FFF990012FBC2F906FD26362F" box="[480,684,1786,1808]" gridcol="1" gridrow="4" pageId="9" pageNumber="270">1, 6</td>
|
||
<td id="A631357FFF990012F913F906FCE1362F" box="[817,875,1786,1808]" gridcol="2" gridrow="4" pageId="9" pageNumber="270">146</td>
|
||
<td id="A631357FFF990012FE20F906FBA8362F" box="[1026,1058,1786,1808]" gridcol="3" gridrow="4" pageId="9" pageNumber="270">24</td>
|
||
<td id="A631357FFF990012FEF1F906FAA6362F" box="[1235,1324,1786,1808]" gridcol="4" gridrow="4" pageId="9" pageNumber="270">123–172</td>
|
||
</tr>
|
||
<tr id="E5E05C03FF990012FABDF8D8FAA63605" box="[159,1324,1828,1850]" gridrow="5" pageId="9" pageNumber="270">
|
||
<th id="A631357FFF990012FABDF8D8FEC73605" box="[159,333,1828,1850]" gridcol="0" gridrow="5" pageId="9" pageNumber="270">Ovicell length</th>
|
||
<td id="A631357FFF990012FBC2F8D8FD263605" box="[480,684,1828,1850]" gridcol="1" gridrow="5" pageId="9" pageNumber="270">1, 8</td>
|
||
<td id="A631357FFF990012F913F8D8FCE13605" box="[817,875,1828,1850]" gridcol="2" gridrow="5" pageId="9" pageNumber="270">135</td>
|
||
<td id="A631357FFF990012FE20F8D8FBA83605" box="[1026,1058,1828,1850]" gridcol="3" gridrow="5" pageId="9" pageNumber="270">28</td>
|
||
<td id="A631357FFF990012FEF1F8D8FAA63605" box="[1235,1324,1828,1850]" gridcol="4" gridrow="5" pageId="9" pageNumber="270">104–175</td>
|
||
</tr>
|
||
<tr id="E5E05C03FF990012FABDF8B1FAA6365C" box="[159,1324,1869,1891]" gridrow="6" pageId="9" pageNumber="270">
|
||
<th id="A631357FFF990012FABDF8B1FEC7365C" box="[159,333,1869,1891]" gridcol="0" gridrow="6" pageId="9" pageNumber="270">Ovicell width</th>
|
||
<td id="A631357FFF990012FBC2F8B1FD26365C" box="[480,684,1869,1891]" gridcol="1" gridrow="6" pageId="9" pageNumber="270">1, 8</td>
|
||
<td id="A631357FFF990012F913F8B1FCE1365C" box="[817,875,1869,1891]" gridcol="2" gridrow="6" pageId="9" pageNumber="270">213</td>
|
||
<td id="A631357FFF990012FE20F8B1FBA8365C" box="[1026,1058,1869,1891]" gridcol="3" gridrow="6" pageId="9" pageNumber="270">26</td>
|
||
<td id="A631357FFF990012FEF1F8B1FAA6365C" box="[1235,1324,1869,1891]" gridcol="4" gridrow="6" pageId="9" pageNumber="270">179–258</td>
|
||
</tr>
|
||
<tr id="E5E05C03FF990012FABDF88AFAA636B3" box="[159,1324,1910,1932]" gridrow="7" pageId="9" pageNumber="270">
|
||
<th id="A631357FFF990012FABDF88AFEC736B3" box="[159,333,1910,1932]" gridcol="0" gridrow="7" pageId="9" pageNumber="270">Avicularia length</th>
|
||
<td id="A631357FFF990012FBC2F88AFD2636B3" box="[480,684,1910,1932]" gridcol="1" gridrow="7" pageId="9" pageNumber="270">1, 10</td>
|
||
<td id="A631357FFF990012F913F88AFCE136B3" box="[817,875,1910,1932]" gridcol="2" gridrow="7" pageId="9" pageNumber="270">127</td>
|
||
<td id="A631357FFF990012FE20F88AFBA836B3" box="[1026,1058,1910,1932]" gridcol="3" gridrow="7" pageId="9" pageNumber="270">12</td>
|
||
<td id="A631357FFF990012FEF1F88AFAA636B3" box="[1235,1324,1910,1932]" gridcol="4" gridrow="7" pageId="9" pageNumber="270">106–145</td>
|
||
</tr>
|
||
<tr id="E5E05C03FF990012FABDF85CFAA63689" box="[159,1324,1952,1974]" gridrow="8" pageId="9" pageNumber="270">
|
||
<th id="A631357FFF990012FABDF85CFEC73689" box="[159,333,1952,1974]" gridcol="0" gridrow="8" pageId="9" pageNumber="270">Avicularia width</th>
|
||
<td id="A631357FFF990012FBC2F85CFD263689" box="[480,684,1952,1974]" gridcol="1" gridrow="8" pageId="9" pageNumber="270">1, 10</td>
|
||
<td id="A631357FFF990012F913F85CFCE13689" box="[817,875,1952,1974]" gridcol="2" gridrow="8" pageId="9" pageNumber="270">84</td>
|
||
<td id="A631357FFF990012FE20F85CFBA83689" box="[1026,1058,1952,1974]" gridcol="3" gridrow="8" pageId="9" pageNumber="270">8</td>
|
||
<td id="A631357FFF990012FEF1F85CFAA63689" box="[1235,1324,1952,1974]" gridcol="4" gridrow="8" pageId="9" pageNumber="270">68–100</td>
|
||
</tr>
|
||
</table>
|
||
</paragraph>
|
||
<paragraph id="5B6F5E41FF99FFE4FAB5F82AFC6536D2" blockId="9.[151,1007,2006,2029]" box="[151,1007,2006,2029]" pageId="9" pageNumber="270">N, Number of colonies and number of zooids measured; SD, standard deviation.</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |