311 lines
58 KiB
XML
311 lines
58 KiB
XML
<document id="3AA6341E4E1569A202CE8C43B568E861" ID-CLB-Dataset="93239" ID-DOI="10.11646/zootaxa.5162.4.1" ID-GBIF-Dataset="7d343017-483e-43be-9439-d06e748fc54e" ID-ISSN="1175-5326" ID-Zenodo-Dep="6810290" ID-ZooBank="DD2279FA-E8F1-4951-A5CA-91082E875580" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1657270124299" checkinUser="plazi" docAuthor="Fortey, Richard A., Wernette, Shelly J. & Hughes, Nigel C." docDate="2022" docId="03CB87846E471D1DFF3AC79248F1F429" docLanguage="en" docName="zootaxa.5162.4.1.pdf" docOrigin="Zootaxa 5162 (4)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Birmanites birmanicus" docType="treatment" docVersion="6" lastPageNumber="321" masterDocId="FFF2FFFC6E551D08FFADC4414A1BF54C" masterDocTitle="Revision of F. R. C. Reed’s Ordovician trilobite types from Myanmar (Burma) and western Yunnan Province, China" masterLastPageNumber="356" masterPageNumber="301" pageNumber="319" updateTime="1699356965331" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="A5670FAFCE1FF65CBF98F30096EAC266">Revision of F. R. C. Reed’s Ordovician trilobite types from Myanmar (Burma) and western Yunnan Province, China</mods:title>
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<mods:namePart id="50D4CC98AB59D18E0955181F3EBC35AE">Fortey, Richard A.</mods:namePart>
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<mods:affiliation id="5E71A901C9C6C447B9EFAEC46C16D0ED">Department of Earth Sciences, Museum of Natural History, Cromwell Road, London, SW 7 5 BD, UK.</mods:affiliation>
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<mods:namePart id="223CF92BD6A5C09A39ECEC577AB8C226">Wernette, Shelly J.</mods:namePart>
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<mods:affiliation id="823E2CE699E1A7BD595CEE0FE06414A8">Department of Earth and Planetary Sciences, University of California, Riverside, CA 92521, USA. & Department of Geography and Environmental Studies, Texas State University, San Marcos, TX 78666, USA</mods:affiliation>
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<mods:namePart id="EBB211547DEA761900D5F28A3FA4E907">Hughes, Nigel C.</mods:namePart>
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<mods:title id="D8548640EB1715C19FE06A5793CAC4DA">Zootaxa</mods:title>
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<mods:date id="F86D6053FE741CA144D0A61DEA911D0F">2022</mods:date>
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<treatment id="03CB87846E471D1DFF3AC79248F1F429" ID-DOI="http://doi.org/10.5281/zenodo.6810302" ID-GBIF-Taxon="197214857" ID-Zenodo-Dep="6810302" LSID="urn:lsid:plazi:treatment:03CB87846E471D1DFF3AC79248F1F429" httpUri="http://treatment.plazi.org/id/03CB87846E471D1DFF3AC79248F1F429" lastPageId="21" lastPageNumber="321" pageId="18" pageNumber="319">
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<subSubSection id="C37865196E471D1AFF3AC792484AF6A0" box="[151,593,978,1005]" pageId="18" pageNumber="319" type="nomenclature">
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<paragraph id="8BDD36926E471D1AFF3AC792484AF6A0" blockId="18.[151,593,978,1041]" box="[151,593,978,1005]" pageId="18" pageNumber="319">
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<heading id="D09581FE6E471D1AFF3AC792484AF6A0" bold="true" box="[151,593,978,1005]" fontSize="11" level="1" pageId="18" pageNumber="319" reason="1">
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<taxonomicName id="4C624D116E471D1AFF3AC792484AF6A0" authority="(Reed, 1915)" baseAuthorityName="Reed" baseAuthorityYear="1915" box="[151,593,978,1005]" class="Trilobita" family="Asaphidae" genus="Birmanites" kingdom="Animalia" order="Asaphida" pageId="18" pageNumber="319" phylum="Arthropoda" rank="species" species="birmanicus">
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<emphasis id="B916EA806E471D1AFF3AC792484AF6A0" bold="true" box="[151,593,978,1005]" pageId="18" pageNumber="319">
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<emphasis id="B916EA806E471D1AFF3AC7924BB6F6A1" bold="true" box="[151,429,978,1005]" italics="true" pageId="18" pageNumber="319">Birmanites birmanicus</emphasis>
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(
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<bibRefCitation id="EFF34B636E471D1AFE10C7934853F6A0" author="Reed, F. R. C." box="[445,584,978,1004]" pageId="18" pageNumber="319" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed, 1915</bibRefCitation>
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)
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</emphasis>
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</taxonomicName>
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</heading>
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</paragraph>
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<subSubSection id="C37865196E471D1AFF3AC7B64E72F13E" pageId="18" pageNumber="319" type="description">
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<paragraph id="8BDD36926E471D1AFF3AC7B64AE4F15D" blockId="18.[151,593,978,1041]" box="[151,255,1015,1041]" pageId="18" pageNumber="319">
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<figureCitation id="13592A176E471D1AFF3AC7B64AC5F15D" box="[151,222,1015,1041]" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="18" pageNumber="319">Figs 6</figureCitation>
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,
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<figureCitation id="13592A176E471D1AFF47C7B64AE0F15D" box="[234,251,1015,1041]" captionStart="FIGURE 7" captionStartId="20.[151,250,1662,1686]" captionTargetBox="[368,1218,489,1639]" captionTargetId="figure-188@20.[368,1219,489,1639]" captionTargetPageId="20" captionText="FIGURE 7. Reconstruction of Birmanites birmanicus (Reed). A) Dorsal skeleton; B) Hypostome." figureDoi="http://doi.org/10.5281/zenodo.6810310" httpUri="https://zenodo.org/record/6810310/files/figure.png" pageId="18" pageNumber="319">7</figureCitation>
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.
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</paragraph>
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<paragraph id="8BDD36926E471D1AFF3AC07A49ACF11F" blockId="18.[151,1129,1083,1138]" box="[151,951,1083,1107]" pageId="18" pageNumber="319">
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1915
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<taxonomicName id="4C624D116E471D1AFF5AC07D481CF11F" authority="Reed" authorityName="Reed" authorityYear="1915" box="[247,519,1083,1107]" class="Trilobita" family="Asaphidae" genus="Ogygites" higherTaxonomySource="GBIF" kingdom="Animalia" order="Asaphida" pageId="18" pageNumber="319" phylum="Arthropoda" rank="species" species="birmanicus">
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<emphasis id="B916EA806E471D1AFF5AC07D4BD1F11F" box="[247,458,1083,1107]" italics="true" pageId="18" pageNumber="319">Ogygites birmanicus</emphasis>
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Reed
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</taxonomicName>
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, p. 30-32, pl. 5, figs 15–18; pl. 6, figs 1–4.
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</paragraph>
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<paragraph id="8BDD36926E471D1AFF3AC01B4E72F13E" blockId="18.[151,1129,1083,1138]" box="[151,1129,1114,1138]" pageId="18" pageNumber="319">
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1915
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<taxonomicName id="4C624D116E471D1AFF5AC01B4B77F13E" box="[247,364,1114,1138]" class="Trilobita" family="Asaphidae" genus="Megalaspis" kingdom="Animalia" order="Asaphida" pageId="18" pageNumber="319" phylum="Arthropoda" rank="genus">
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<emphasis id="B916EA806E471D1AFF5AC01B4B77F13E" box="[247,364,1114,1138]" italics="true" pageId="18" pageNumber="319">Megalaspis</emphasis>
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</taxonomicName>
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aff.
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<emphasis id="B916EA806E471D1AFE36C01B4BE7F13E" box="[411,508,1114,1138]" italics="true" pageId="18" pageNumber="319">Hyorhina</emphasis>
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Leuchtenberg
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<emphasis id="B916EA806E471D1AFD3EC01B48BCF13D" box="[659,679,1114,1137]" italics="true" pageId="18" pageNumber="319">in</emphasis>
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<bibRefCitation id="EFF34B636E471D1AFD00C01B4958F13E" author="Schmidt, F." box="[685,835,1114,1138]" pageId="18" pageNumber="319" pagination="1 - 62" refId="ref47123" refString="Schmidt, F. (1906) Revision der ostbaltischensilurischen Trilobiten. Abtheilung V: Asaphiden. Lieferung 4. Enthaltend die Gattungen Megalaspis. Memoires de l'Academie Imperiale des Sciences de St. Petersbourg, Series 8, 19 (10), 1 - 62." type="journal article" year="1906">Schmidt, 1906</bibRefCitation>
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||
, Reed, p. 35–36, pl. 7, fig. 2.
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||
</paragraph>
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<paragraph id="8BDD36926E471D1AFF3AC0E1490EF0FA" blockId="18.[151,1437,1184,1967]" pageId="18" pageNumber="319">
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<emphasis id="B916EA806E471D1AFF3AC0E14AE4F1F6" bold="true" box="[151,255,1184,1210]" pageId="18" pageNumber="319">Material</emphasis>
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<typeStatus id="54D988306E471D1AFEABC0E14B75F1F6" box="[262,366,1184,1210]" pageId="18" pageNumber="319" type="holotype">Holotype</typeStatus>
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(selected
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<bibRefCitation id="EFF34B636E471D1AFE73C0E1487BF1F7" author="Reed, F. R. C." box="[478,608,1184,1211]" pageId="18" pageNumber="319" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed, 1915</bibRefCitation>
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, p.32): incomplete cephalon and first few thoracic segments from the Hwe Mawng Beds at Hwe Mawng,
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<figureCitation id="13592A176E471D1AFE57C085484DF192" box="[506,598,1220,1246]" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="18" pageNumber="319">Fig. 6.2</figureCitation>
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, (
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<bibRefCitation id="EFF34B636E471D1AFDC6C08548E9F193" author="Reed, F. R. C." box="[619,754,1220,1247]" pageId="18" pageNumber="319" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed, 1915</bibRefCitation>
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, pl. 6, figs 1–2),
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<collectionCode id="ED73AE576E471D1AFC16C08549F3F192" box="[955,1000,1220,1246]" country="India" httpUri="http://grbio.org/cool/jprb-qxkv" name="Geological Survey of India" pageId="18" pageNumber="319">GSI</collectionCode>
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11522.
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<typeStatus id="54D988306E471D1AFBEAC0844EB2F193" box="[1095,1193,1221,1247]" pageId="18" pageNumber="319" type="paratype">Paratype</typeStatus>
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material: incomplete dorsal exoskeleton from Hpakhi,
|
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<figureCitation id="13592A176E471D1AFDA4C0A94844F04E" box="[521,607,1256,1282]" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="18" pageNumber="319">Fig. 6.6</figureCitation>
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(
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||
<bibRefCitation id="EFF34B636E471D1AFDC1C0A948EBF04F" author="Reed, F. R. C." box="[620,752,1256,1283]" pageId="18" pageNumber="319" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed, 1915</bibRefCitation>
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, pl. 5, figs 15–16),
|
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<collectionCode id="ED73AE576E471D1AFC69C0A949EAF04E" box="[964,1009,1256,1282]" country="India" httpUri="http://grbio.org/cool/jprb-qxkv" name="Geological Survey of India" pageId="18" pageNumber="319">GSI</collectionCode>
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11518; incomplete dorsal exoskeleton from Hpakhi,
|
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<figureCitation id="13592A176E471D1AFE99C14D4B92F06A" box="[308,393,1292,1318]" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="18" pageNumber="319">Fig. 6.3</figureCitation>
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(
|
||
<bibRefCitation id="EFF34B636E471D1AFE35C14D4800F06B" author="Reed, F. R. C." box="[408,539,1292,1319]" pageId="18" pageNumber="319" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed, 1915</bibRefCitation>
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||
, pl. 6, fig. 3),
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||
<collectionCode id="ED73AE576E471D1AFD18C14D48F9F06A" box="[693,738,1292,1318]" country="India" httpUri="http://grbio.org/cool/jprb-qxkv" name="Geological Survey of India" pageId="18" pageNumber="319">GSI</collectionCode>
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11523; incomplete dorsal exoskeleton from Hwe Mawng,
|
||
<figureCitation id="13592A176E471D1AFADDC14D4AA1F006" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="18" pageNumber="319">Fig. 6.4</figureCitation>
|
||
(
|
||
<bibRefCitation id="EFF34B636E471D1AFF67C1714B54F007" author="Reed, F. R. C." box="[202,335,1328,1355]" pageId="18" pageNumber="319" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed, 1915</bibRefCitation>
|
||
, pl. 6, fig. 4),
|
||
<collectionCode id="ED73AE576E471D1AFE5DC1714806F006" box="[496,541,1328,1354]" country="India" httpUri="http://grbio.org/cool/jprb-qxkv" name="Geological Survey of India" pageId="18" pageNumber="319">GSI</collectionCode>
|
||
11524; hypostome in life position from Hwe Mawng,
|
||
<figureCitation id="13592A176E471D1AFB25C1714EC4F006" box="[1160,1247,1328,1354]" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="18" pageNumber="319">Fig. 6.1</figureCitation>
|
||
(
|
||
<bibRefCitation id="EFF34B636E471D1AFB42C1714F6FF007" author="Reed, F. R. C." box="[1263,1396,1328,1355]" pageId="18" pageNumber="319" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed, 1915</bibRefCitation>
|
||
, pl. 5, fig. 17),
|
||
<collectionCode id="ED73AE576E471D1AFEB5C1154B5EF022" box="[280,325,1364,1390]" country="India" httpUri="http://grbio.org/cool/jprb-qxkv" name="Geological Survey of India" pageId="18" pageNumber="319">GSI</collectionCode>
|
||
11519; cranidium from Hwe Mawng (
|
||
<bibRefCitation id="EFF34B636E471D1AFD52C1154966F023" author="Reed, F. R. C." box="[767,893,1364,1391]" pageId="18" pageNumber="319" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed 1915</bibRefCitation>
|
||
, pl. 5, fig. 18),
|
||
<collectionCode id="ED73AE576E471D1AFB9DC1154E46F022" box="[1072,1117,1364,1390]" country="India" httpUri="http://grbio.org/cool/jprb-qxkv" name="Geological Survey of India" pageId="18" pageNumber="319">GSI</collectionCode>
|
||
11520. Additional material: cranidium from Hpakhi,
|
||
<figureCitation id="13592A176E471D1AFE1EC1394817F0DF" box="[435,524,1400,1427]" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="18" pageNumber="319">Fig. 6.5</figureCitation>
|
||
(
|
||
<bibRefCitation id="EFF34B636E471D1AFDB0C13948B8F0DF" author="Reed, F. R. C." box="[541,675,1400,1427]" pageId="18" pageNumber="319" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed, 1915</bibRefCitation>
|
||
, pl. 7, fig. 2),
|
||
<collectionCode id="ED73AE576E471D1AFCE7C139496CF0DE" box="[842,887,1400,1426]" country="India" httpUri="http://grbio.org/cool/jprb-qxkv" name="Geological Survey of India" pageId="18" pageNumber="319">GSI</collectionCode>
|
||
11534. All from Hwe Mawng Beds (uppermost Katian) at Hapakhi or Hwe Mawng, northern
|
||
<collectingRegion id="49A6F8706E471D1AFD3AC1DD4909F0FA" box="[663,786,1436,1462]" country="Myanmar" name="Shan" pageId="18" pageNumber="319">Shan State</collectingRegion>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BDD36926E471D1CFF6AC1814875F49D" blockId="18.[151,1437,1184,1967]" lastBlockId="20.[151,1437,150,465]" lastPageId="20" lastPageNumber="321" pageId="18" pageNumber="319">
|
||
<emphasis id="B916EA806E471D1AFF6AC1814BDAF096" bold="true" box="[199,449,1472,1498]" pageId="18" pageNumber="319">Descriptive remarks.</emphasis>
|
||
<bibRefCitation id="EFF34B636E471D1AFE65C1814848F097" author="Reed, F. R. C." box="[456,595,1472,1499]" pageId="18" pageNumber="319" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed (1915)</bibRefCitation>
|
||
recognised distortion in the specimen figured here as
|
||
<figureCitation id="13592A176E471D1AFB1FC1814F03F096" box="[1202,1304,1472,1498]" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="18" pageNumber="319">Fig. 6.4a</figureCitation>
|
||
, but did not seem to acknowledge distortion more generally, regarding the variation in relative widths from
|
||
<specimenCount id="9D64FD1B6E471D1AFB4FC1A44F66F0B2" box="[1250,1405,1508,1535]" pageId="18" pageNumber="319" type="generic">one specimen</specimenCount>
|
||
to another as variation within the species. The incomplete dorsal shield (
|
||
<figureCitation id="13592A176E471D1AFC19C2494E16F36E" box="[948,1037,1544,1570]" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="18" pageNumber="319">Fig. 6.6</figureCitation>
|
||
herein) does not show evidence of distortion and compares in its proportions with subsequently described species. However, the
|
||
<typeStatus id="54D988306E471D1AFB11C26D4F05F30A" box="[1212,1310,1580,1606]" pageId="18" pageNumber="319" type="holotype">holotype</typeStatus>
|
||
(
|
||
<figureCitation id="13592A176E471D1AFA83C26D4F8FF30A" box="[1326,1428,1580,1606]" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="18" pageNumber="319">Fig. 6.2a</figureCitation>
|
||
) is very likely transversely extended. An attempt at its retrodeformation restoring to similar proportions to the undistorted specimen (
|
||
<figureCitation id="13592A176E471D1AFEF5C2354BA5F3C2" box="[344,446,1652,1678]" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="18" pageNumber="319">Fig. 6.2b</figureCitation>
|
||
) produces a more plausible, semicircular outline for the eyes. The glabella occupies very slightly more than half the cephalic length (sag.) in both. A large cranidium in Reed’s illustrations may be lengthened (1915, pl. 7, fig.2), but we regard it as probably also belonging to
|
||
<taxonomicName id="4C624D116E471D1AFC03C2FC4E50F39A" authorityName="Reed" authorityYear="1915" box="[942,1099,1724,1750]" class="Trilobita" family="Asaphidae" genus="Ogygites" higherTaxonomySource="GBIF" kingdom="Animalia" order="Asaphida" pageId="18" pageNumber="319" phylum="Arthropoda" rank="species" species="birmanicus">
|
||
<emphasis id="B916EA806E471D1AFC03C2FC4E50F39A" box="[942,1099,1724,1750]" italics="true" pageId="18" pageNumber="319">B. birmanicus</emphasis>
|
||
</taxonomicName>
|
||
, rather than ‘
|
||
<taxonomicName id="4C624D116E471D1AFB4DC2FD4F7AF39A" box="[1248,1377,1724,1750]" class="Trilobita" family="Asaphidae" genus="Megalaspis" kingdom="Animalia" order="Asaphida" pageId="18" pageNumber="319" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B916EA806E471D1AFB4DC2FD4F7AF39A" box="[1248,1377,1724,1750]" italics="true" pageId="18" pageNumber="319">Megalaspis</emphasis>
|
||
</taxonomicName>
|
||
’. We were not able successfully to cast the original cranidium of Reed’s pl. 5, fig. 18, which shows similar extension, and this extension may apply also to the original of
|
||
<figureCitation id="13592A176E471D1AFD70C345492DF252" box="[733,822,1796,1822]" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="18" pageNumber="319">Fig. 6.3</figureCitation>
|
||
. The preservation of the glabella is not good, but Reed correctly described the pyriform frontal lobe extending far back, with a single pair of glabellar furrows defining a weak triangular lobe adjacent to the palpebral area, best shown on the left-hand side of
|
||
<figureCitation id="13592A176E471D1AFB0FC30D4EE6F22A" box="[1186,1277,1868,1894]" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="18" pageNumber="319">Fig. 6.6</figureCitation>
|
||
. The cephalic doublure extends almost to the eye, and most specimens showing it are composite, i.e. the impression of the strong, widely spaced terrace ridges on the doublure is marked on the dorsal surface. Not all material displays the weak ‘radiating folds’ (
|
||
<bibRefCitation id="EFF34B636E411D1CFEF4C4D64BC6F5FD" author="Reed, F. R. C." box="[345,477,150,177]" pageId="20" pageNumber="321" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed, 1915</bibRefCitation>
|
||
, p. 31) crossing the free cheeks and preglabellar field and it may be that the flattening also exaggerates them. Reed noted up to 40 such folds, but there are about half that number. The hypostome (
|
||
<figureCitation id="13592A176E411D1CFAC2C4FA4AA0F5B5" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="20" pageNumber="321">Fig. 6.1</figureCitation>
|
||
) is slightly twisted and cannot really be retrodeformed; it does show the elongate oval middle body and wide fork we regard as typical for
|
||
<taxonomicName id="4C624D116E411D1CFE74C5424874F451" authorityName="Kobayashi" authorityYear="1960" box="[473,623,259,285]" class="Trilobita" family="Asaphidae" kingdom="Animalia" order="Asaphida" pageId="20" pageNumber="326" phylum="Arthropoda" rank="subFamily" subFamily="Birmanitinae">Birmanitinae</taxonomicName>
|
||
. The retrodeformed
|
||
<figureCitation id="13592A176E411D1CFCFDC54249AFF451" box="[848,948,259,285]" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="20" pageNumber="321">Fig. 6.4b</figureCitation>
|
||
shows the similarly wide pygidial doublure approaching the axis, with about eight very strong terrace ridges shallower exteriorly and converging around the tip of the axis. This pygidium shows up to eight ribs; a gentle backward curvature is seen on the least distorted specimens, which is one reason to suspect that the original of
|
||
<figureCitation id="13592A176E411D1CFCB5C52E4974F4C5" box="[792,879,367,393]" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="20" pageNumber="321">Fig. 6.3</figureCitation>
|
||
has been stretched lengthwise to produce steeper curvature and a deeper pygidial margin. Seven axial rings are visible on
|
||
<figureCitation id="13592A176E411D1CFC61C5D24E3DF4E1" box="[972,1062,403,429]" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="20" pageNumber="321">Fig. 6.6</figureCitation>
|
||
, which also shows the transverse ring furrows slightly shallowing medially.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<caption id="DF1D661A6E461D1BFF3AC3484945F299" ID-DOI="http://doi.org/10.5281/zenodo.6810306" ID-Zenodo-Dep="6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="19" pageNumber="320" startId="19.[151,250,1801,1825]" targetBox="[199,1388,181,1777]" targetPageId="19">
|
||
<paragraph id="8BDD36926E461D1BFF3AC3484945F299" blockId="19.[151,1437,1801,2005]" pageId="19" pageNumber="320">
|
||
<emphasis id="B916EA806E461D1BFF3AC3484B0EF26D" bold="true" box="[151,277,1801,1825]" pageId="19" pageNumber="320">FIGURE 6.</emphasis>
|
||
<taxonomicName id="4C624D116E461D1BFEB0C34B484FF26D" authority="(Reed)" baseAuthorityName="Reed" baseAuthorityYear="1915" box="[285,596,1801,1825]" class="Trilobita" family="Asaphidae" genus="Birmanites" kingdom="Animalia" order="Asaphida" pageId="19" pageNumber="320" phylum="Arthropoda" rank="species" species="birmanicus">
|
||
<emphasis id="B916EA806E461D1BFEB0C34B481DF26D" box="[285,518,1801,1825]" italics="true" pageId="19" pageNumber="320">Birmanites birmanicus</emphasis>
|
||
(Reed)
|
||
</taxonomicName>
|
||
from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of
|
||
<bibRefCitation id="EFF34B636E461D1BFE04C36C4802F209" author="Reed, F. R. C." box="[425,537,1837,1861]" pageId="19" pageNumber="320" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed 1915</bibRefCitation>
|
||
, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of
|
||
<bibRefCitation id="EFF34B636E461D1BFB41C36C4F47F209" author="Reed, F. R. C." box="[1260,1372,1837,1861]" pageId="19" pageNumber="320" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed 1915</bibRefCitation>
|
||
, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of
|
||
<bibRefCitation id="EFF34B636E461D1BFBDCC3104EFAF225" author="Reed, F. R. C." box="[1137,1249,1873,1897]" pageId="19" pageNumber="320" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed 1915</bibRefCitation>
|
||
, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of
|
||
<bibRefCitation id="EFF34B636E461D1BFDF1C33448D7F2C1" author="Reed, F. R. C." box="[604,716,1909,1933]" pageId="19" pageNumber="320" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed 1915</bibRefCitation>
|
||
, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of
|
||
<bibRefCitation id="EFF34B636E461D1BFE0DC3D8480AF2FD" author="Reed, F. R. C." box="[416,529,1945,1969]" pageId="19" pageNumber="320" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed 1915</bibRefCitation>
|
||
, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of
|
||
<bibRefCitation id="EFF34B636E461D1BFB12C3D84F34F2FD" author="Reed, F. R. C." box="[1215,1327,1945,1969]" pageId="19" pageNumber="320" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed 1915</bibRefCitation>
|
||
, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF1D661A6E411D1CFF3AC23F4E60F3DB" ID-DOI="http://doi.org/10.5281/zenodo.6810310" ID-Zenodo-Dep="6810310" box="[151,1147,1662,1687]" httpUri="https://zenodo.org/record/6810310/files/figure.png" pageId="20" pageNumber="321" startId="20.[151,250,1662,1686]" targetBox="[368,1218,489,1639]" targetPageId="20">
|
||
<paragraph id="8BDD36926E411D1CFF3AC23F4E60F3DB" blockId="20.[151,1147,1662,1687]" box="[151,1147,1662,1687]" pageId="20" pageNumber="321">
|
||
<emphasis id="B916EA806E411D1CFF3AC23F4B08F3DA" bold="true" box="[151,275,1662,1686]" pageId="20" pageNumber="321">FIGURE 7.</emphasis>
|
||
Reconstruction of
|
||
<taxonomicName id="4C624D116E411D1CFE78C23E4911F3DA" authority="(Reed)" baseAuthorityName="Reed" baseAuthorityYear="1915" box="[469,778,1662,1686]" class="Trilobita" family="Asaphidae" genus="Birmanites" kingdom="Animalia" order="Asaphida" pageId="20" pageNumber="321" phylum="Arthropoda" rank="species" species="birmanicus">
|
||
<emphasis id="B916EA806E411D1CFE78C23E48A7F3DA" box="[469,700,1662,1686]" italics="true" pageId="20" pageNumber="321">Birmanites birmanicus</emphasis>
|
||
(Reed)
|
||
</taxonomicName>
|
||
. A) Dorsal skeleton; B) Hypostome.
|
||
</paragraph>
|
||
</caption>
|
||
<subSubSection id="C37865196E411D1DFF6AC28548F1F429" lastPageId="21" lastPageNumber="322" pageId="20" pageNumber="321" type="discussion">
|
||
<paragraph id="8BDD36926E411D1DFF6AC28548F1F429" blockId="20.[151,1437,1732,2011]" lastBlockId="21.[151,1437,150,357]" lastPageId="21" lastPageNumber="322" pageId="20" pageNumber="321">
|
||
<emphasis id="B916EA806E411D1CFF6AC2854B57F392" bold="true" box="[199,332,1732,1758]" pageId="20" pageNumber="321">Discussion.</emphasis>
|
||
The
|
||
<typeStatus id="54D988306E411D1CFE2AC2844BACF393" box="[391,439,1733,1759]" pageId="20" pageNumber="321">type</typeStatus>
|
||
series is imperfect, but sufficient to support the diagnosis given by
|
||
<bibRefCitation id="EFF34B636E411D1CFB1FC2844F38F393" author="Lu, Y. - H." box="[1202,1315,1732,1759]" pageId="20" pageNumber="321" pagination="1 - 453" refId="ref45640" refString="Lu, Y. - H. (1975) Ordovician trilobite faunas of central and southwestern China. Palaeontologia Sinica, New Series B, 11, 1 - 453." type="journal article" year="1975">Lu (1975)</bibRefCitation>
|
||
. Well-preserved material of
|
||
<taxonomicName id="4C624D116E411D1CFEC1C2A84BFCF24E" authorityName="Sheng" authorityYear="1934" box="[364,487,1769,1794]" class="Trilobita" family="Asaphidae" genus="Birmanites" kingdom="Animalia" order="Asaphida" pageId="20" pageNumber="321" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B916EA806E411D1CFEC1C2A84BFCF24E" box="[364,487,1769,1794]" italics="true" pageId="20" pageNumber="321">Birmanites</emphasis>
|
||
</taxonomicName>
|
||
in full relief is rare. Where it is known (e.g.
|
||
<taxonomicName id="4C624D116E411D1CFC4AC2A84F33F24F" authority="Lu, 1975" authorityName="Lu" authorityYear="1975" box="[999,1320,1768,1795]" class="Trilobita" family="Asaphidae" genus="Birmanites" kingdom="Animalia" order="Asaphida" pageId="20" pageNumber="321" phylum="Arthropoda" rank="species" species="politus">
|
||
<emphasis id="B916EA806E411D1CFC4AC2A84EADF24E" box="[999,1206,1768,1794]" italics="true" pageId="20" pageNumber="321">Birmanites politus</emphasis>
|
||
<bibRefCitation id="EFF34B636E411D1CFB12C2A84F33F24F" author="Lu, Y. - H." box="[1215,1320,1768,1795]" pageId="20" pageNumber="321" pagination="1 - 453" refId="ref45640" refString="Lu, Y. - H. (1975) Ordovician trilobite faunas of central and southwestern China. Palaeontologia Sinica, New Series B, 11, 1 - 453." type="journal article" year="1975">Lu, 1975</bibRefCitation>
|
||
</taxonomicName>
|
||
, pl. 8, fig. 8; also see
|
||
<bibRefCitation id="EFF34B636E411D1CFEBEC34D4BEBF26A" author="Zhou, Z. - Y. & Dean, W. T." box="[275,496,1804,1831]" pageId="20" pageNumber="321" pagination="743 - 786" refId="ref49452" refString="Zhou, Z. - Y. & Dean, W. T. (1986) Ordovician trilobites from Chedao, Gansu Province, NW China. Palaeontology, 29, 743 - 786." type="journal article" year="1986">Zhou & Dean 1986</bibRefCitation>
|
||
, pl. 59. fig. 14;
|
||
<bibRefCitation id="EFF34B636E411D1CFD0CC34D4948F26B" author="Chugaeva, M. N." box="[673,851,1804,1831]" pageId="20" pageNumber="321" pagination="1 - 138" refId="ref43103" refString="Chugaeva, M. N. (1958) Trilobites of the Ordovician of the Chu-Ili mountains. Ordovician of Kazakhstan 3. Trudy Geologicheskogo Instituta, 9, 1 - 138, 111 pls. [in Russian]" type="journal article" year="1958">Chugaeva 1958</bibRefCitation>
|
||
, pl. 4, fig. 1;
|
||
<bibRefCitation id="EFF34B636E411D1CFC44C34D4F17F26B" author="Ghobadi Pour, M. & McCobb, L. E. & Owens, R. M. & Popov, L. R." box="[1001,1292,1804,1831]" pageId="20" pageNumber="321" pagination="167 - 187" refId="ref44239" refString="Ghobadi Pour, M., McCobb, L. E., Owens, R. M. & Popov, L. R. (2011) Late Ordovician trilobites from the Karagach Formation of the western Tarbagatai Range Kazakhstan. Earth and Environmental Sciences Transactions of the Royal Society of Edinburgh, 101, 167 - 187. https: // doi. org / 10.1017 / S 1755691010010078" type="journal article" year="2011">
|
||
Ghobadi Pour
|
||
<emphasis id="B916EA806E411D1CFB21C34C4ED7F26A" box="[1164,1228,1804,1830]" italics="true" pageId="20" pageNumber="321">et al.,</emphasis>
|
||
2011
|
||
</bibRefCitation>
|
||
) the glabella shows more details than we have available on the
|
||
<typeStatus id="54D988306E411D1CFD63C37048E5F207" box="[718,766,1841,1867]" pageId="20" pageNumber="321">type</typeStatus>
|
||
series of
|
||
<emphasis id="B916EA806E411D1CFCC0C3704E0AF206" box="[877,1041,1840,1866]" italics="true" pageId="20" pageNumber="321">
|
||
<taxonomicName id="4C624D116E411D1CFCC0C3704E15F206" baseAuthorityName="Reed" baseAuthorityYear="1915" box="[877,1038,1840,1866]" class="Trilobita" family="Asaphidae" genus="Birmanites" kingdom="Animalia" order="Asaphida" pageId="20" pageNumber="321" phylum="Arthropoda" rank="species" species="birmanicus">B. birmanicus</taxonomicName>
|
||
,
|
||
</emphasis>
|
||
notably a posterior median glabellar tubercle, and two closely spaced, narrow and short glabellar furrows on the flanks of the frontal glabellar lobe. The least distorted of Reed’s specimens (
|
||
<figureCitation id="13592A176E411D1CFDCFC33948A0F2DE" box="[610,699,1912,1938]" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="20" pageNumber="321">Fig. 6.6</figureCitation>
|
||
) shows the posterior glabellar furrow opposite the palpebral lobe. The radially disposed ridges on cheeks and preglabellar area are variably developed and may be exaggerated by flattening. They are, however, also shown on
|
||
<taxonomicName id="4C624D116E411D1CFD38C3804E0FF297" authority="Lu (1975" authorityName="Lu" authorityYear="1975" box="[661,1044,1984,2011]" class="Trilobita" family="Asaphidae" genus="Birmanites" kingdom="Animalia" order="Asaphida" pageId="20" pageNumber="321" phylum="Arthropoda" rank="species" species="yangtzeensis">
|
||
<emphasis id="B916EA806E411D1CFD38C38049BFF296" box="[661,932,1985,2010]" italics="true" pageId="20" pageNumber="321">Birmanites yangtzeensis</emphasis>
|
||
<bibRefCitation id="EFF34B636E411D1CFC06C3804E0FF297" author="Lu, Y. - H." box="[939,1044,1984,2011]" pageId="20" pageNumber="321" pagination="1 - 453" refId="ref45640" refString="Lu, Y. - H. (1975) Ordovician trilobite faunas of central and southwestern China. Palaeontologia Sinica, New Series B, 11, 1 - 453." type="journal article" year="1975">Lu (1975</bibRefCitation>
|
||
</taxonomicName>
|
||
, pl. 8, figs 9,11) and ‘
|
||
<taxonomicName id="4C624D116E411D1CFAA4C3804F76F297" authorityName="Tromelin & Lebesconte" authorityYear="1876" box="[1289,1389,1985,2011]" class="Trilobita" family="Asaphidae" genus="Ogygites" higherTaxonomySource="GBIF" kingdom="Animalia" order="Asaphida" pageId="20" pageNumber="321" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B916EA806E411D1CFAA4C3804F76F297" box="[1289,1389,1985,2011]" italics="true" pageId="20" pageNumber="321">Ogygites</emphasis>
|
||
</taxonomicName>
|
||
‘
|
||
<taxonomicName id="4C624D116E411D1DFAD0C3814BDEF5FD" authority="Chugaeva (1958" authorityName="Chugaeva" authorityYear="1958" class="Trilobita" family="Asaphidae" genus="Ogygites" higherTaxonomySource="GBIF" kingdom="Animalia" lastPageId="21" lastPageNumber="322" order="Asaphida" pageId="20" pageNumber="321" phylum="Arthropoda" rank="species" species="almatyensis">
|
||
<emphasis id="B916EA806E411D1DFAD0C3814B1EF5FC" italics="true" lastPageId="21" lastPageNumber="322" pageId="20" pageNumber="321">almatyensis</emphasis>
|
||
<bibRefCitation id="EFF34B636E401D1DFEA6C4D64BDEF5FD" author="Chugaeva, M. N." box="[267,453,150,177]" pageId="21" pageNumber="322" pagination="1 - 138" refId="ref43103" refString="Chugaeva, M. N. (1958) Trilobites of the Ordovician of the Chu-Ili mountains. Ordovician of Kazakhstan 3. Trudy Geologicheskogo Instituta, 9, 1 - 138, 111 pls. [in Russian]" type="journal article" year="1958">Chugaeva (1958</bibRefCitation>
|
||
</taxonomicName>
|
||
, pl. 4, fig.1). Placing
|
||
<bibRefCitation id="EFF34B636E401D1DFD1DC4D6495EF5FD" author="Reed, F. R. C." box="[688,837,150,177]" pageId="21" pageNumber="322" pagination="1 - 98" refId="ref46807" refString="Reed, F. R. C. (1915) Supplementary Memoir on new Ordovician and Silurian fossils from the Northern Shan States. Palaeontologia Indica, New Series 6, 1 - 98." type="book chapter" year="1915">Reed’s (1915</bibRefCitation>
|
||
, pl. 7, fig.2;
|
||
<figureCitation id="13592A176E401D1DFC62C4D64E3FF5FD" box="[975,1060,150,177]" captionStart="FIGURE 6" captionStartId="19.[151,250,1801,1825]" captionTargetBox="[199,1388,181,1777]" captionTargetId="figure-18@19.[199,1388,181,1777]" captionTargetPageId="19" captionText="FIGURE 6. Birmanites birmanicus (Reed) from the Hwe Mawng Beds (uppermost Katian), northern Shan State, Myanmar. 1. Hypostome (original of Reed 1915, pl. 5, fig. 17), GSI 11519, Hwe Mawng. 2a, b. Cephalon (original of Reed 1915, pl. 6, fig. 2), GSI 11522, Hwe Mawng, original and retrodeformation. 3. Partial specimen (original of Reed 1915, pl. 6, fig. 3), GSI 11523, Hpakhi. 4a, b. Pygidium (original of Reed 1915, pl. 6, fig. 4), GSI 11524, Hwe Mawng, original and retrodeformation. 5. Cranidium (original of Reed 1915, pl. 7, fig. 2), GSI 11534, Hpakhi. 6. Partial specimen (original of Reed 1915, pl. 5, figs 15,16), GSI 11518, Hpakhi. Scale bars = 2 mm for 1; = 5 mm for 2–6." figureDoi="http://doi.org/10.5281/zenodo.6810306" httpUri="https://zenodo.org/record/6810306/files/figure.png" pageId="21" pageNumber="322">Fig. 6.5</figureCitation>
|
||
herein).
|
||
<taxonomicName id="4C624D116E401D1DFB2BC4D64F1CF5FD" box="[1158,1287,151,177]" class="Trilobita" family="Asaphidae" genus="Megalaspis" kingdom="Animalia" order="Asaphida" pageId="21" pageNumber="322" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B916EA806E401D1DFB2BC4D64F1CF5FD" box="[1158,1287,151,177]" italics="true" pageId="21" pageNumber="322">Megalaspis</emphasis>
|
||
</taxonomicName>
|
||
aff.
|
||
<emphasis id="B916EA806E401D1DFA95C4D64F86F5FD" box="[1336,1437,151,177]" italics="true" pageId="21" pageNumber="322">hyorhina</emphasis>
|
||
(
|
||
<bibRefCitation id="EFF34B636E401D1DFF32C4FA4B5EF599" author="Schmidt, F." box="[159,325,187,213]" pageId="21" pageNumber="322" pagination="1 - 62" refId="ref47123" refString="Schmidt, F. (1906) Revision der ostbaltischensilurischen Trilobiten. Abtheilung V: Asaphiden. Lieferung 4. Enthaltend die Gattungen Megalaspis. Memoires de l'Academie Imperiale des Sciences de St. Petersbourg, Series 8, 19 (10), 1 - 62." type="journal article" year="1906">Schmidt,1906</bibRefCitation>
|
||
) into
|
||
<taxonomicName id="4C624D116E401D1DFE2BC4FA489EF599" baseAuthorityName="Reed" baseAuthorityYear="1915" box="[390,645,187,213]" class="Trilobita" family="Asaphidae" genus="Birmanites" kingdom="Animalia" order="Asaphida" pageId="21" pageNumber="322" phylum="Arthropoda" rank="species" species="birmanicus">
|
||
<emphasis id="B916EA806E401D1DFE2BC4FA489EF599" box="[390,645,187,213]" italics="true" pageId="21" pageNumber="322">Birmanites birmanicus</emphasis>
|
||
</taxonomicName>
|
||
leaves no doubt about the high divergence of the facial sutures in front of the eye (we were not able to cast the whole of this cranidium from its counterpart), and this specimen also shows faint radial ridges supporting our determination.
|
||
<bibRefCitation id="EFF34B636E401D1DFD1FC5424982F451" author="Zhou, Z. - Y. & Zhen, Y. - Y." box="[690,921,259,285]" pageId="21" pageNumber="322" refId="ref49762" refString="Zhou, Z. - Y. & Zhen, Y. - Y. (Eds.) (2008) Trilobite Record of China. Science Press, Beijing, 20 pp." type="book" year="2008">Zhou & Zhen (2008)</bibRefCitation>
|
||
show
|
||
<taxonomicName id="4C624D116E401D1DFC72C5424E41F450" authorityName="Sheng" authorityYear="1934" box="[991,1114,259,284]" class="Trilobita" family="Asaphidae" genus="Birmanites" kingdom="Animalia" order="Asaphida" pageId="21" pageNumber="322" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B916EA806E401D1DFC72C5424E41F450" box="[991,1114,259,284]" italics="true" pageId="21" pageNumber="322">Birmanites</emphasis>
|
||
</taxonomicName>
|
||
ranging through much of the Chinese Ordovician. While
|
||
<taxonomicName id="4C624D116E401D1DFE7FC566489AF40C" authorityName="Lu" authorityYear="1975" box="[466,641,295,320]" class="Trilobita" family="Asaphidae" genus="Birmanites" kingdom="Animalia" order="Asaphida" pageId="21" pageNumber="322" phylum="Arthropoda" rank="species" species="yangtzeensis">
|
||
<emphasis id="B916EA806E401D1DFE7FC566489AF40C" box="[466,641,295,320]" italics="true" pageId="21" pageNumber="322">B. yangtzeensis</emphasis>
|
||
</taxonomicName>
|
||
is similar in cephalic characters to
|
||
<taxonomicName id="4C624D116E401D1DFBBEC5664EAAF40D" baseAuthorityName="Reed" baseAuthorityYear="1915" box="[1043,1201,295,321]" class="Trilobita" family="Asaphidae" genus="Birmanites" kingdom="Animalia" order="Asaphida" pageId="21" pageNumber="322" phylum="Arthropoda" rank="species" species="birmanicus">
|
||
<emphasis id="B916EA806E401D1DFBBEC5664E3FF40C" box="[1043,1060,295,320]" italics="true" pageId="21" pageNumber="322">B</emphasis>
|
||
.
|
||
<emphasis id="B916EA806E401D1DFB9EC5664EAAF40D" box="[1075,1201,295,321]" italics="true" pageId="21" pageNumber="322">birmanicus</emphasis>
|
||
</taxonomicName>
|
||
, its pygidium shows interpleural furrows and has a relatively wide border.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |