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<document id="4368F965DA2AC7CAE07BA9D7727792B0" ID-DOI="10.5070/P940454153" ID-ISSN="0031-0298" ID-Zenodo-Dep="10913559" ID-ZooBank="58312615-0833-432E-BF5D-3DFFBF361AAA" IM.bibliography_approvedBy="diego" IM.illustrations_approvedBy="diego" IM.materialsCitations_approvedBy="diego" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects" IM.taxonomicNames_approvedBy="diego" IM.treatmentCitations_approvedBy="felipe" IM.treatments_approvedBy="diego" checkinTime="1712169471054" checkinUser="felipe" docAuthor="Burrow, Carole Jan, Murphy, Michael &amp; Turner, Susan" docDate="2023" docId="B21CD55BFFC4FFFA58678D29FAFB25E7" docLanguage="en" docName="PaleoBios.40.4.1-32.pdf" docOrigin="PaleoBios 40 (1975)" docSource="http://dx.doi.org/10.5070/p940454153" docStyle="DocumentStyle:76F55B8832C4952BA7DD61B33E1F0E81.1:PaleoBios.2023-.journal_article" docStyleId="76F55B8832C4952BA7DD61B33E1F0E81" docStyleName="PaleoBios.2023-.journal_article" docStyleVersion="1" docTitle="Barlowodus SP. CF. B. FLORALIS" docType="treatment" docVersion="5" lastPageNumber="25" masterDocId="4E25AD23FFDEFFE0596C8867FF9B270C" masterDocTitle="Late Silurian to earliest Devonian vertebrate biostratigraphy of the Birch Creek II section, Roberts Mountains, Nevada, U. S. A." masterLastPageNumber="32" masterPageNumber="1" pageNumber="25" updateTime="1717598345843" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-NC-SA-4.0">
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<mods:title id="7389C4959D22691CA9FFB2F08FC8FA55">Late Silurian to earliest Devonian vertebrate biostratigraphy of the Birch Creek II section, Roberts Mountains, Nevada, U. S. A.</mods:title>
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<mods:namePart id="FD8F0F7F25748F1036E5E009D46872A4">Burrow, Carole Jan</mods:namePart>
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<mods:namePart id="B281C14B7803410D9B54F29992A756D9">Murphy, Michael</mods:namePart>
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<mods:namePart id="32FCB203DEE346D0E4F1C0E4FF551E16">Turner, Susan</mods:namePart>
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<mods:title id="1FC206369A7290516B4F74BB7A61B16E">PaleoBios</mods:title>
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<mods:date id="AD01DB97FCC15F025D74D389ECB27AF1">2023</mods:date>
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<mods:number id="03AC2727F7F65BBF7B1DC727E5DF6E44">40</mods:number>
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<mods:number id="AD27FA7AB409B903E149E37EE4718693">1975</mods:number>
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<treatment id="B21CD55BFFC4FFFA58678D29FAFB25E7" ID-DOI="http://doi.org/10.5281/zenodo.11489435" ID-Zenodo-Dep="11489435" LSID="urn:lsid:plazi:treatment:B21CD55BFFC4FFFA58678D29FAFB25E7" httpUri="http://treatment.plazi.org/id/B21CD55BFFC4FFFA58678D29FAFB25E7" lastPageNumber="25" pageId="26" pageNumber="25">
<subSubSection id="72AF37C6FFC4FFFA58678D29FD562287" pageId="26" pageNumber="25" type="nomenclature">
<paragraph id="3A0A644DFFC4FFFA58678D29FD562287" blockId="26.[112,800,1181,1420]" pageId="26" pageNumber="25">
<taxonomicName id="FDB51FCEFFC4FFFA58678D29FD1E2264" authority="SP. CF. B. FLORALIS" box="[267,645,1358,1384]" family="Barlowodidae" genus="Barlowodus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Thelodontiformes" pageId="26" pageNumber="25" phylum="Chordata" rank="genus">
<emphasis id="08C1B85FFFC4FFFA58678D29FE302264" box="[267,427,1358,1384]" italics="true" pageId="26" pageNumber="25">BARLOWODUS</emphasis>
SP. CF.
<emphasis id="08C1B85FFFC4FFFA58918D29FD1E2264" box="[509,645,1358,1384]" italics="true" pageId="26" pageNumber="25">B. FLORALIS</emphasis>
</taxonomicName>
(
<figureCitation id="A28E78C8FFC4FFFA59A68D16FED32287" box="[202,328,1393,1419]" captionStart="Figure 8" captionStartId="27.[112,191,1794,1818]" captionTargetBox="[112,1520,667,1778]" captionTargetId="figure-135@27.[112,1520,667,1778]" captionTargetPageId="27" captionText="Figure 8. A–K. Scales of thelodont Barlowodus sp. cf. B. floralis from the uppermost Silurian of the Birch Creek II section, all level 430.5'. A, UCR 10746-31 in baso-lateral view; B, UCR 10746-35 in crown view; C, UCR 10746-36 in crown view; D, UCR 10746-34 in crown view; E, UCR 10746-42 in crown view; F, UCR 10746-29 in crown view; G, UCR 10746-24 in crown view; H, UCR 10746-38 in crown view; I, UCR 10746-23 in crown view; J, K, UCR 10746-14, in crown view, and close up of dorsal mid-crown showing ultrasculpture and taphonomic effects. Scale bars=0.2 mm; anterior to left except A, D, G, I. See Table 1 for meterage." figureDoi="http://doi.org/10.5281/zenodo.10913575" httpUri="https://zenodo.org/record/10913575/files/figure.png" pageId="26" pageNumber="25">FIG. 8A–K</figureCitation>
;
<tableCitation id="773751F6FFC4FFFA583F8D16FE2E2287" box="[339,437,1393,1419]" captionStart="Table 1" captionStartId="5.[112,179,1869,1893]" captionTargetBox="[120,1534,204,1847]" captionTargetId="graphics-72@5.[112,1519,193,1849]" captionTargetPageId="5" captionText="Table 1. Distribution of vertebrate and agnathan remains in the Birch Creek Section BCII, northern Roberts Mts. (Přidolí- Lochkovian; bold line indicates probable S/D boundary). Vertebrates are to the left above the upper horizontal line and agnathans are to the right. RP indicates Ross Parke samples. Number of elements: x 1-10, xx 11-50, xxx 51-100, xxxx&gt;100." httpUri="http://table.plazi.org/id/6ECA34C5FFDBFFE5591C8F2AFA2520A9" pageId="26" pageNumber="25" tableUuid="6ECA34C5FFDBFFE5591C8F2AFA2520A9">TABLE 1</tableCitation>
; SUPPL. 1,
<figureCitation id="A28E78C8FFC4FFFA5B548D16FD112287" box="[568,650,1393,1419]" captionStart="Figure 4" captionStartId="16.[112,191,1208,1232]" captionTargetBox="[112,1520,194,1196]" captionTargetId="figure-244@16.[112,1520,194,1196]" captionTargetPageId="16" captionText="Figure 4. Nostovicina and Nostolepis sp. acanthodian scales from the Siluro-Devonian boundary levels of the Birch Creek II section. A. Nostovicina sp. cf. N. elegans: UCR 10755-1 (level 470.2’) in crown view (from Supplement 1, fig. 13). B–D, J. Nostovicina laticristata: B. UCR 10768-10 (level 518.3') in crown view; C, D. UCR 10768-6 (level 518.3') in anterocrown and crown views; J. UCR 10768-11 (level 518.3') horizontal thin section through crown. E–I, K, L. Nostovicina sp. cf. N. guangxiensis; E. UCR 5443-1 (level 562.6') in anterocrown view; F, G. UCR 5443-3 (level 562.6') in crown and lateral views; H. UCR 5443-4 (level 562.6') in posterocrown view; I. UCR 5443-6 (level 562.6') in crown view; K, L. UCR 5443-7 (level 562.6') vertical transverse section, magnified view of crown structure in L. M–P. Nostovicina sp. cf. N. lacrima: M. UCR 5439-8 in lateral view; N. UCR 5439-6 in posterior view; O. UCR 5439-4 (level 549') in lateral view; P. UCR 10768-1 (level 518.3') in anterior view. Q–T. Nostolepis matukhini: Q, R. UCR 5443-2 (level 562.6') in crown and laterocrown views; S, T. UCR 5443-5 (level 562.6') in crown and anterocrown views. Abbreviations: cgz=crown growth zones; h=hyphal borings; Sf=Sharpey’s fiber bundles. Scale bars=0.1 mm, anterior of scale is to right or up, otherwise arrows point to anterior. See Table 1 for meterage." figureDoi="http://doi.org/10.5281/zenodo.10913567" httpUri="https://zenodo.org/record/10913567/files/figure.png" pageId="26" pageNumber="25">FIGS. 4</figureCitation>
,
<figureCitation id="A28E78C8FFC4FFFA5BF98D16FD3D2280" box="[661,678,1393,1420]" captionStart="Figure 5" captionStartId="18.[112,191,881,905]" captionTargetBox="[112,1520,192,864]" captionTargetId="figure-135@18.[112,1520,192,864]" captionTargetPageId="18" captionText="Figure 5. Funicristata nevadaensis n. gen. n. sp. from the uppermost Silurian of the Birch Creek II section. A–C. UCR 10750-3 (level 456.5') in crown views and magnified view of the crown ridges; D, E. UCR 10750-2 (level 456.5') in crown and lateral views; F, G. UCR 10746-10 (level 430.5') in anterocrown and crown views; H, I. UCR 10746-8 (level 430.5') in anterocrown and laterocrown views; J, K. UCR 10750-10 (level 456.5') vertical longitudinal section; L. UCR 10750-12 (level 456.5') horizontal section through crown. Abbreviations: c=canal; en=enameloid; h=hyphal boring; po=pore openings. Scale bars=0.1 mm in A, B, D–L, 0.01 mm in C; anterior is to left or down, otherwise arrows point to anterior. See Table 1 for meterage." figureDoi="http://doi.org/10.5281/zenodo.10913569" httpUri="https://zenodo.org/record/10913569/files/figure.png" pageId="26" pageNumber="25">5</figureCitation>
,
<figureCitation id="A28E78C8FFC4FFFA5BDE8D16FD582287" box="[690,707,1393,1419]" captionStart="Figure 7" captionStartId="22.[112,191,1658,1682]" captionTargetBox="[112,1520,192,1638]" captionTargetId="figure-254@22.[112,1520,192,1638]" captionTargetPageId="22" captionText="Figure 7. Thelodont scales from the uppermost Silurian of the Birch Creek II section, all level 430.5' except B, C, G, K, L, P, Q. A. Trimerolepis sp. cf. T. tricava. UCR 10746-43 in crown view. B. Trimerolepis sp. AMF97876 (Parkes 1995, fig. 22.19, 20) from level 503’, base view. C.?Lanarkia sp. UCR 944-20 (level 527.25’) in lateral view. D.?Turinia sp. UCR10746-19, showing taphonomic effects and ultrasculpture, in crown view. E-J. Nikolivia spp. E. UCR 10746-13 with cell pattern on surface in crown view; F, UCR 10746-20 in crown view; G, AMF97875 (Parkes 1995, fig. 22.17, 18) from level 402' with possible bite marks, in crown view; H, UCR 10746-27 in ventral basal view; I, UCR 10746-25 showing taphonomic effects in crown view; J, Nikolivia sp. cf. N. auriculata, UCR 10746-18 in crown view. K, L. Apalolepis sp. AMF97872 (level 503’) (Parkes 2005, fig. 22.11, 12), crown and basal views. M-O. Talivalia sp. cf. T. elongata. M, UCR 10746-17 in crown view; N, UCR 10746-37 in crown view; O, UCR 10746-21 in lateral view. P-S. Barlowodus sp. cf. B. tridens. P,Q, AMF97874 (level 875’) in crown and basal views (Parkes 2005, fig. 22.15, 16). R, S, UCR 944-21 (level 527.25') in laterocrown view, closeup in S showing striated ultrasculpture. Scale bars=0.2 mm; anterior to left or top, otherwise arrow points to anterior. See Table 1 for meterage." figureDoi="http://doi.org/10.5281/zenodo.10913573" httpUri="https://zenodo.org/record/10913573/files/figure.png" pageId="26" pageNumber="25">7</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="72AF37C6FFC4FFFA59FC8DD0FE752114" pageId="26" pageNumber="25" type="materials_examined">
<paragraph id="3A0A644DFFC4FFFA59FC8DD0FE752114" blockId="26.[112,800,1463,1947]" pageId="26" pageNumber="25">
<emphasis id="08C1B85FFFC4FFFA59FC8DD0FE0522DD" bold="true" box="[144,414,1463,1489]" pageId="26" pageNumber="25">Referred specimens</emphasis>
—
<materialsCitation id="8ADD6E10FFC4FFFA58D08DD0FE3B22F9" county="Mountains Formation" elevation="131" location="Roberts Mountains Formation" municipality="Roberts Mountains" pageId="26" pageNumber="25" specimenCount="20">
Circa
<specimenCount id="2CB3AFC4FFC4FFFA5B6F8DD0FD2B22DD" box="[515,688,1463,1489]" count="20" pageId="26" pageNumber="25" type="generic">20 specimens</specimenCount>
from BC II level 430.5' (
<quantity id="FD4DC9A8FFC4FFFA584A8DBCFE0922F9" box="[294,402,1499,1525]" metricMagnitude="2" metricUnit="m" metricValue="1.3119999999999998" pageId="26" pageNumber="25" unit="m" value="131.2">
<elevation id="B198837EFFC4FFFA584A8DBCFE0922F9" box="[294,402,1499,1525]" metricMagnitude="2" metricUnit="m" metricValue="1.3119999999999998" pageId="26" pageNumber="25" unit="m" value="131.2">131.2 m</elevation>
</quantity>
);
</materialsCitation>
<materialsCitation id="8ADD6E10FFC4FFFA58CA8DBCFE702114" county="Mountains Formation" elevation="131" location="Roberts Mountains Formation" municipality="Roberts Mountains" pageId="26" pageNumber="25" specimenCount="20">
two from level 453' (
<quantity id="FD4DC9A8FFC4FFFA5BCA8DBCFC8922F9" box="[678,786,1499,1525]" metricMagnitude="2" metricUnit="m" metricValue="1.3809999999999998" pageId="26" pageNumber="25" unit="m" value="138.1">
<elevation id="B198837EFFC4FFFA5BCA8DBCFC8922F9" box="[678,786,1499,1525]" metricMagnitude="2" metricUnit="m" metricValue="1.3809999999999998" pageId="26" pageNumber="25" unit="m" value="138.1">138.1 m</elevation>
</quantity>
):
<location id="3F6A3296FFC4FFFA591C8D99FE702114" LSID="urn:lsid:plazi:treatment:B21CD55BFFC4FFFA58678D29FAFB25E7:3F6A3296FFC4FFFA591C8D99FE702114" box="[112,491,1534,1560]" county="Mountains Formation" municipality="Roberts Mountains" name="Roberts Mountains Formation" pageId="26" pageNumber="25">
<collectingMunicipality id="DA6EFE37FFC4FFFA591C8D99FEC52114" box="[112,350,1534,1560]" pageId="26" pageNumber="25">
Roberts
<collectingCounty id="D36B1CC1FFC4FFFA59B58D99FE702114" box="[217,491,1534,1560]" pageId="26" pageNumber="25">Mountains Formation</collectingCounty>
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.
</paragraph>
</subSubSection>
<subSubSection id="72AF37C6FFC4FFFA59FC8E46FB002553" pageId="26" pageNumber="25" type="description">
<paragraph id="3A0A644DFFC4FFFA59FC8E46FB6027F3" blockId="26.[112,800,1463,1947]" lastBlockId="26.[832,1520,193,747]" pageId="26" pageNumber="25">
<emphasis id="08C1B85FFFC4FFFA59FC8E46FD842137" bold="true" box="[144,543,1569,1595]" pageId="26" pageNumber="25">Description and comparison</emphasis>
—Small scales with complex crown sculpture, all with fine ribbed ultrasculpture (
<figureCitation id="A28E78C8FFC4FFFA59D98E00FEAE218D" box="[181,309,1639,1665]" captionStart="Figure 8" captionStartId="27.[112,191,1794,1818]" captionTargetBox="[112,1520,667,1778]" captionTargetId="figure-135@27.[112,1520,667,1778]" captionTargetPageId="27" captionText="Figure 8. A–K. Scales of thelodont Barlowodus sp. cf. B. floralis from the uppermost Silurian of the Birch Creek II section, all level 430.5'. A, UCR 10746-31 in baso-lateral view; B, UCR 10746-35 in crown view; C, UCR 10746-36 in crown view; D, UCR 10746-34 in crown view; E, UCR 10746-42 in crown view; F, UCR 10746-29 in crown view; G, UCR 10746-24 in crown view; H, UCR 10746-38 in crown view; I, UCR 10746-23 in crown view; J, K, UCR 10746-14, in crown view, and close up of dorsal mid-crown showing ultrasculpture and taphonomic effects. Scale bars=0.2 mm; anterior to left except A, D, G, I. See Table 1 for meterage." figureDoi="http://doi.org/10.5281/zenodo.10913575" httpUri="https://zenodo.org/record/10913575/files/figure.png" pageId="26" pageNumber="25">Fig. 8A–K</figureCitation>
). One possible head or oral scale has a high multi-ridged crown and high neck with a rounded base and large central pulp opening (
<figureCitation id="A28E78C8FFC4FFFA5B2C8EC9FD0621C4" box="[576,669,1710,1736]" captionStart="Figure 8" captionStartId="27.[112,191,1794,1818]" captionTargetBox="[112,1520,667,1778]" captionTargetId="figure-135@27.[112,1520,667,1778]" captionTargetPageId="27" captionText="Figure 8. A–K. Scales of thelodont Barlowodus sp. cf. B. floralis from the uppermost Silurian of the Birch Creek II section, all level 430.5'. A, UCR 10746-31 in baso-lateral view; B, UCR 10746-35 in crown view; C, UCR 10746-36 in crown view; D, UCR 10746-34 in crown view; E, UCR 10746-42 in crown view; F, UCR 10746-29 in crown view; G, UCR 10746-24 in crown view; H, UCR 10746-38 in crown view; I, UCR 10746-23 in crown view; J, K, UCR 10746-14, in crown view, and close up of dorsal mid-crown showing ultrasculpture and taphonomic effects. Scale bars=0.2 mm; anterior to left except A, D, G, I. See Table 1 for meterage." figureDoi="http://doi.org/10.5281/zenodo.10913575" httpUri="https://zenodo.org/record/10913575/files/figure.png" pageId="26" pageNumber="25">Fig. 8A</figureCitation>
). One possible cephalopectoral scale has a flattened rhombic crown which rises only slightly to a posterior point; fine ultrasculpture as well as borings can be seen on the surface (
<figureCitation id="A28E78C8FFC4FFFA58608F5DFEF22059" box="[268,361,1850,1877]" captionStart="Figure 8" captionStartId="27.[112,191,1794,1818]" captionTargetBox="[112,1520,667,1778]" captionTargetId="figure-135@27.[112,1520,667,1778]" captionTargetPageId="27" captionText="Figure 8. A–K. Scales of thelodont Barlowodus sp. cf. B. floralis from the uppermost Silurian of the Birch Creek II section, all level 430.5'. A, UCR 10746-31 in baso-lateral view; B, UCR 10746-35 in crown view; C, UCR 10746-36 in crown view; D, UCR 10746-34 in crown view; E, UCR 10746-42 in crown view; F, UCR 10746-29 in crown view; G, UCR 10746-24 in crown view; H, UCR 10746-38 in crown view; I, UCR 10746-23 in crown view; J, K, UCR 10746-14, in crown view, and close up of dorsal mid-crown showing ultrasculpture and taphonomic effects. Scale bars=0.2 mm; anterior to left except A, D, G, I. See Table 1 for meterage." figureDoi="http://doi.org/10.5281/zenodo.10913575" httpUri="https://zenodo.org/record/10913575/files/figure.png" pageId="26" pageNumber="25">Fig. 8B</figureCitation>
). Most scales are trunk scales. The crowns rise gently posteriad with three flat ridges or a system of bifurcating ridges separated by deep or wide grooves. The posterior or posterolateral crown margin is multi-pointed (
<figureCitation id="A28E78C8FFC4FFFA5D7B8883FB7427F3" box="[1047,1263,228,255]" captionStart="Figure 8" captionStartId="27.[112,191,1794,1818]" captionTargetBox="[112,1520,667,1778]" captionTargetId="figure-135@27.[112,1520,667,1778]" captionTargetPageId="27" captionText="Figure 8. A–K. Scales of thelodont Barlowodus sp. cf. B. floralis from the uppermost Silurian of the Birch Creek II section, all level 430.5'. A, UCR 10746-31 in baso-lateral view; B, UCR 10746-35 in crown view; C, UCR 10746-36 in crown view; D, UCR 10746-34 in crown view; E, UCR 10746-42 in crown view; F, UCR 10746-29 in crown view; G, UCR 10746-24 in crown view; H, UCR 10746-38 in crown view; I, UCR 10746-23 in crown view; J, K, UCR 10746-14, in crown view, and close up of dorsal mid-crown showing ultrasculpture and taphonomic effects. Scale bars=0.2 mm; anterior to left except A, D, G, I. See Table 1 for meterage." figureDoi="http://doi.org/10.5281/zenodo.10913575" httpUri="https://zenodo.org/record/10913575/files/figure.png" pageId="26" pageNumber="25">Fig. 8A, C–F, H–K</figureCitation>
).
</paragraph>
<paragraph id="3A0A644DFFC4FFFA5A0C896FFB002553" blockId="26.[832,1520,193,747]" pageId="26" pageNumber="25">
Most scales in level 430.5’ seem affected by fungal damage (as noted for other specimens above). Histology was attempted using anise oil but the structure is disrupted and so we cannot verify the apparent “criss-cross aspidine ‘pegs’” noted as characteristic for the genus and separate family by
<bibRefCitation id="5E2419BCFFC4FFFA5D4789DFFA9026DD" author="Marss, T. &amp; M. V. H. Wilson &amp; R. Thorsteinsson" box="[1067,1291,439,466]" pageId="26" pageNumber="25" pagination="1 - 44" refId="ref24635" refString="Marss, T., M. V. H. Wilson, and R. Thorsteinsson. 2006. Silurian and Lower Devonian thelodonts and putative chondrichthyans from the Canadian Arctic Archipelago. Special Papers in Palaeontology 75: 1 - 44." type="journal article" year="2006">Märss et al. (2006</bibRefCitation>
, p. 121). However, a similar criss-cross pattern of Sharpey’s fiber bundle spaces is found in other deep and swollen old bases of other thelodont scale taxa such as
<taxonomicName id="FDB51FCEFFC4FFFA5D9F8A78FA352537" baseAuthorityName="Pander" baseAuthorityYear="1856" box="[1267,1454,543,571]" family="Thelodontidae" genus="Thelodus" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="26" pageNumber="25" phylum="Chordata" rank="species" species="laevis">
<emphasis id="08C1B85FFFC4FFFA5D9F8A78FA352537" box="[1267,1454,543,571]" italics="true" pageId="26" pageNumber="25">Thelodus laevis</emphasis>
</taxonomicName>
(e.g.,
<bibRefCitation id="5E2419BCFFC4FFFA5A2C8A22FC6B2553" author="Bystrow, A. P." box="[832,1008,580,607]" pageId="26" pageNumber="25" refId="ref22974" refString="Bystrow, A. P. 1957. Proshloye, nastoyashchii, boodooshchii chyelovyeka. [The past, present, and the future of man]. Medgiz, Leningrad. (in Russian)." type="book" year="1957">Bystrow 1957</bibRefCitation>
,
<bibRefCitation id="5E2419BCFFC4FFFA5A908A23FB112552" author="Gross, W." box="[1020,1162,580,606]" pageId="26" pageNumber="25" pagination="1 - 67" refId="ref23396" refString="Gross, W. 1967. Uber Thelodontier-Schuppen. Palaeontographica Abt. A 127: 1 - 67." type="journal article" year="1967">Gross 1967</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="72AF37C6FFC4FFFA5A0C8A00FAFB25E7" pageId="26" pageNumber="25" type="discussion">
<paragraph id="3A0A644DFFC4FFFA5A0C8A00FAFB25E7" blockId="26.[832,1520,193,747]" pageId="26" pageNumber="25">
<emphasis id="08C1B85FFFC4FFFA5A0C8A00FC43258D" bold="true" box="[864,984,615,641]" pageId="26" pageNumber="25">Remarks</emphasis>
—Most of the scales from
<collectingRegion id="F871AAAFFFC4FFFA5C638A00FAF0258D" box="[1295,1387,615,641]" country="United States of America" name="Nevada" pageId="26" pageNumber="25">Nevada</collectingRegion>
seem closest to
<emphasis id="08C1B85FFFC4FFFA5AE48AECFB9B25A8" box="[904,1024,650,676]" italics="true" pageId="26" pageNumber="25">
<taxonomicName id="FDB51FCEFFC4FFFA5AE48AECFC6725A8" box="[904,1020,650,676]" family="Barlowodidae" genus="Barlowodus" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="26" pageNumber="25" phylum="Chordata" rank="species" species="floralis">B. floralis</taxonomicName>
.
</emphasis>
The
<typeStatus id="E50EDAEFFFC4FFFA5D558AECFBEB25A9" box="[1081,1136,651,677]" pageId="26" pageNumber="25">type</typeStatus>
locality for the latter is at 34.5* m in the same section where it co-occurs with the other two
<taxonomicName id="FDB51FCEFFC4FFFA5A1A8AA8FBF225E7" box="[886,1129,719,747]" pageId="26" pageNumber="25">
<emphasis id="08C1B85FFFC4FFFA5A1A8AA8FB9C25E7" box="[886,1031,719,747]" italics="true" pageId="26" pageNumber="25">Barlowodus</emphasis>
species
</taxonomicName>
(
<bibRefCitation id="5E2419BCFFC4FFFA5D178AB6FAD425E7" author="Marss, T. &amp; M. V. H. Wilson &amp; R. Thorsteinsson" box="[1147,1359,721,747]" pageId="26" pageNumber="25" pagination="1 - 44" refId="ref24635" refString="Marss, T., M. V. H. Wilson, and R. Thorsteinsson. 2006. Silurian and Lower Devonian thelodonts and putative chondrichthyans from the Canadian Arctic Archipelago. Special Papers in Palaeontology 75: 1 - 44." type="journal article" year="2006">Märss et al. 2006</bibRefCitation>
).
</paragraph>
</subSubSection>
</treatment>
</document>
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