121 lines
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121 lines
12 KiB
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<document id="2411799E504DAEDA32A4780A2E2496DF" ID-DOI="10.11646/zootaxa.4804.1.1" ID-ISSN="1175-5326" ID-Zenodo-Dep="3927094" ID-ZooBank="8C1C1703-9BBC-4B33-8045-78BDD9738F51" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1593672611012" checkinUser="plazi" docAuthor="Westrop, Madison Armstrong Stephen R. & Eoff, Jennifer D." docDate="2020" docId="03F76D37FFBBFFDC6BD2E692FC0991D9" docLanguage="en" docName="zootaxa.4804.1.1.pdf" docOrigin="Zootaxa 4804 (1)" docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.14:Zootaxa.2013-.monograph" docStyleId="5EBBA59367AD13919D70D935FA04F6A3" docStyleName="Zootaxa.2013-.monograph" docStyleVersion="14" docTitle="Maryvillia Walcott 1916" docType="treatment" docVersion="4" lastPageNumber="21" masterDocId="FFCE154FFFAFFFC86B45E438FF8E9206" masterDocTitle="Systematics of a survivor: the Cambrian kingstoniid trilobite Blountia Walcott, 1916 across the Marjuman-Steptoean (Guzhangian-Paibian) extinction interval in Laurentian North America" masterLastPageNumber="79" masterPageNumber="1" pageNumber="21" updateTime="1698776919363" updateUser="plazi">
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<mods:mods id="89843BCC530DFAA4A271EAE701F1C970" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="8F8AEE00B14EE9AB62FE2C91959EB680">
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<mods:title id="8C65ED01FAF07D1C0545561616F12278">Systematics of a survivor: the Cambrian kingstoniid trilobite Blountia Walcott, 1916 across the Marjuman-Steptoean (Guzhangian-Paibian) extinction interval in Laurentian North America</mods:title>
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<mods:name id="3ED1B7EA101C541C43EDCF3B1C76F2D0" type="personal">
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<mods:namePart id="A413BA094245135E2F8E727242212181">Westrop, Madison Armstrong Stephen R.</mods:namePart>
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</mods:name>
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<mods:name id="4D89EC02681C0205337C36B02EDF2E81" type="personal">
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<mods:roleTerm id="E0E145FFF93EEBAA08AF34BADEC4BB4E">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="C2B7AAF4EFF17690B920A7A15B3116C7">Eoff, Jennifer D.</mods:namePart>
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</mods:name>
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<mods:typeOfResource id="91CF222C37AE4548CF9693DF49D9815E">text</mods:typeOfResource>
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<mods:titleInfo id="B750BED18ECCD878F23FD2BE68ECEA9D">
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<mods:title id="3574FB65CDD3649D46345A38110FA2A1">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="258815E4A2FE2919AD1E59D958DCC2F5">
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<mods:date id="FAA95599E148F2A95B0C7CCF7EE3DD9B">2020</mods:date>
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<mods:detail id="50E0D9B71718142D0F8946DE8D268DEF" type="pubDate">
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<mods:number id="B63AC3CCA443A343F250FDD196496271">2020-06-30</mods:number>
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<mods:detail id="BF814370BA3520165BCCE1FBFE27BFF6" type="volume">
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<mods:number id="6621D9DF4E79BE4D867BA37DEE893040">4804</mods:number>
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</mods:detail>
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<mods:detail id="061BAC4223069F3ED3D34630A80F0C3A" type="issue">
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<mods:number id="941903B64AF76FB96444328396917869">1</mods:number>
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<mods:start id="31C3AD791D03CFA22E80CFB6284FF354">1</mods:start>
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<mods:end id="9ABBAB04908E15B6B8F3D302C11D25FA">79</mods:end>
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<mods:classification id="10A23D1E76EE674E67218350B94D1C49">journal article</mods:classification>
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<mods:identifier id="6088416A3EC1BB478DFA78DE803305C6" type="DOI">10.11646/zootaxa.4804.1.1</mods:identifier>
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<mods:identifier id="92EFB62BE7D434106A3E46AE5D766579" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="06C2A5A60A6CC69E4002A80E1AE5E0B5" type="Zenodo-Dep">3927094</mods:identifier>
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<mods:identifier id="723C20C6C55C690F8837459A311BB523" type="ZooBank">8C1C1703-9BBC-4B33-8045-78BDD9738F51</mods:identifier>
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<treatment id="03F76D37FFBBFFDC6BD2E692FC0991D9" ID-DOI="http://doi.org/10.5281/zenodo.4333487" ID-Zenodo-Dep="4333487" LSID="urn:lsid:plazi:treatment:03F76D37FFBBFFDC6BD2E692FC0991D9" httpUri="http://treatment.plazi.org/id/03F76D37FFBBFFDC6BD2E692FC0991D9" lastPageNumber="21" pageId="20" pageNumber="21">
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<subSubSection id="C3448FAAFFBBFFDC6BD2E692FD9090C2" box="[151,542,682,709]" pageId="20" pageNumber="21" type="nomenclature">
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<paragraph id="8BE1DC21FFBBFFDC6BD2E692FD9090C2" blockId="20.[151,542,682,709]" box="[151,542,682,709]" pageId="20" pageNumber="21">
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<heading id="D0A96B4DFFBBFFDC6BD2E692FD9090C2" bold="true" box="[151,542,682,709]" fontSize="11" level="1" pageId="20" pageNumber="21" reason="1">
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<emphasis id="B92A0033FFBBFFDC6BD2E692FD9090C2" bold="true" box="[151,542,682,709]" pageId="20" pageNumber="21">
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Genus
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<taxonomicName id="4C5EA7A2FFBBFFDC6BABE692FD9090C2" ID-CoL="5LPV" authority="Walcott, 1916" authorityName="Walcott" authorityYear="1916" box="[238,542,682,709]" class="Trilobita" family="Kingstoniidae" genus="Maryvillia" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Ptychopariida" pageId="20" pageNumber="21" phylum="Arthropoda" rank="genus">
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<emphasis id="B92A0033FFBBFFDC6BABE692FEE590C3" bold="true" box="[238,363,682,709]" italics="true" pageId="20" pageNumber="21">Maryvillia</emphasis>
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Walcott, 1916
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</taxonomicName>
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</emphasis>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C3448FAAFFBBFFDC6BD2E6D5FEA7912A" pageId="20" pageNumber="21" type="type_taxon">
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<paragraph id="8BE1DC21FFBBFFDC6BD2E6D5FEA7912A" blockId="20.[151,1436,748,991]" pageId="20" pageNumber="21">
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<materialsCitation id="3B36D67CFFBBFFDC6BD2E6D5FEA8912A" location="Nolichucky Formation" pageId="20" pageNumber="21" specimenCount="1" stateProvince="Tennessee" typeStatus="holotype">
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<emphasis id="B92A0033FFBBFFDC6BD2E6D5FEB89101" bold="true" box="[151,310,748,775]" pageId="20" pageNumber="21">
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<typeStatus id="54E56283FFBBFFDC6BD2E6D5FF5C9101" box="[151,210,749,775]" pageId="20" pageNumber="21">Type</typeStatus>
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species.
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</emphasis>
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<taxonomicName id="4C5EA7A2FFBBFFDC6A04E6D5FD229101" ID-CoL="6R7KL" authority="Walcott, 1916" authorityName="Walcott" authorityYear="1916" box="[321,684,749,775]" class="Trilobita" family="Kingstoniidae" genus="Maryvillia" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Ptychopariida" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="arion">
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<emphasis id="B92A0033FFBBFFDC6A04E6D5FE719101" box="[321,511,749,775]" italics="true" pageId="20" pageNumber="21">Maryvillia arion</emphasis>
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Walcott, 1916
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</taxonomicName>
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, from the
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<location id="8E818AFAFFBBFFDC686FE6D5FBA19101" LSID="urn:lsid:plazi:treatment:03F76D37FFBBFFDC6BD2E692FC0991D9:8E818AFAFFBBFFDC686FE6D5FBA19101" box="[810,1071,749,775]" name="Nolichucky Formation" pageId="20" pageNumber="21" stateProvince="Tennessee">Nolichucky Formation</location>
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, eastern
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<collectingRegion id="499A12C3FFBBFFDC6FD2E6D5FA849101" box="[1175,1290,749,775]" country="United States of America" name="Tennessee" pageId="20" pageNumber="21">Tennessee</collectingRegion>
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(by original designation)
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</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="C3448FAAFFBBFFDC6B82E70CFC259175" pageId="20" pageNumber="21" type="diagnosis">
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<paragraph id="8BE1DC21FFBBFFDC6B82E70CFC259175" blockId="20.[151,1436,748,991]" pageId="20" pageNumber="21">
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<emphasis id="B92A0033FFBBFFDC6B82E70CFECC9149" bold="true" box="[199,322,820,847]" pageId="20" pageNumber="21">Diagnosis.</emphasis>
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Short, evenly tapered glabella with nearly straight sides, a concave anterior crandial border, and a pygidial axis that extends back beyond the anterior edge of the border.
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</paragraph>
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</subSubSection>
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<subSubSection id="C3448FAAFFBBFFDC6B82E744FC0991D9" pageId="20" pageNumber="21" type="discussion">
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<paragraph id="8BE1DC21FFBBFFDC6B82E744FC0991D9" blockId="20.[151,1436,748,991]" pageId="20" pageNumber="21">
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<emphasis id="B92A0033FFBBFFDC6B82E744FEC29191" bold="true" box="[199,332,892,919]" pageId="20" pageNumber="21">Discussion.</emphasis>
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As noted above, under the discussion of
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<taxonomicName id="4C5EA7A2FFBBFFDC6874E745FC1F9191" authorityName="Walcott" authorityYear="1916" box="[817,913,893,919]" class="Trilobita" family="Kingstoniidae" genus="Blountia" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Ptychopariida" pageId="20" pageNumber="21" phylum="Arthropoda" rank="genus">
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<emphasis id="B92A0033FFBBFFDC6874E745FC1F9191" box="[817,913,893,919]" italics="true" pageId="20" pageNumber="21">Blountia</emphasis>
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</taxonomicName>
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, four synapomorphies support monophyly of
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<taxonomicName id="4C5EA7A2FFBBFFDC6BD2E799FE8391BD" authorityName="Walcott" authorityYear="1916" box="[151,269,929,955]" class="Trilobita" family="Kingstoniidae" genus="Maryvillia" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Ptychopariida" pageId="20" pageNumber="21" phylum="Arthropoda" rank="genus">
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<emphasis id="B92A0033FFBBFFDC6BD2E799FE8391BD" box="[151,269,929,955]" italics="true" pageId="20" pageNumber="21">Maryvillia</emphasis>
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</taxonomicName>
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in the phylogenetic analysis (
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<figureCitation id="1365C0A4FFBBFFDC6921E799FD2591BD" box="[612,683,929,955]" captionStart="FIGURE 2" captionStartId="8.[151,250,1743,1768]" captionTargetBox="[164,1423,184,1714]" captionTargetId="figure@8.[164,1423,179,1722]" captionTargetPageId="8" captionText="FIGURE 2. Phylogenetic analysis of Blountia and related taxa. 1. Strict consensus of six trees of length 30 (CI, 0.50; RI, 0.62; RC, 0.31). Names of species from Steptoean strata are identified by bold font. 2. Optimized character distribution plotted on one of the most parsimonious trees. Only unambiguous transformations (i.e., optimize to the same nodes under the assumptions of ACCTRAN and DELTRAN) are shown; open circles indicate characters that are homoplastic. Numbers above the circles refer to characters and those below identify particular states (Table 2)." figureDoi="http://doi.org/10.5281/zenodo.3927098" httpUri="https://zenodo.org/record/3927098/files/figure.png" pageId="20" pageNumber="21">Fig. 2</figureCitation>
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). In addition to the
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<typeStatus id="54E56283FFBBFFDC68CAE799FC3191BD" box="[911,959,929,955]" pageId="20" pageNumber="21">type</typeStatus>
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species,
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<taxonomicName id="4C5EA7A2FFBBFFDC6F6DE79AFB6391BD" authority="Walcott" authorityName="Walcott" authorityYear="1916" box="[1064,1261,929,955]" class="Trilobita" family="Kingstoniidae" genus="Maryvillia" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Ptychopariida" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="arion">
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<emphasis id="B92A0033FFBBFFDC6F6DE79AFBB191BD" box="[1064,1087,930,955]" italics="true" pageId="20" pageNumber="21">M</emphasis>
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.
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<emphasis id="B92A0033FFBBFFDC6F0AE79AFB0291BD" box="[1103,1164,930,955]" italics="true" pageId="20" pageNumber="21">arion</emphasis>
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Walcott
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</taxonomicName>
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, the genus also includes
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<taxonomicName id="4C5EA7A2FFBBFFDC6BBEE7FEFC0D91D9" authority="(Lochman, in Lochman & Duncan, 1944)" baseAuthorityName="Lochman, in Lochman & Duncan" baseAuthorityYear="1944" box="[251,899,965,991]" class="Trilobita" family="Kingstoniidae" genus="Maryvillia" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Ptychopariida" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="triangularis">
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<emphasis id="B92A0033FFBBFFDC6BBEE7FEFE9C91D9" box="[251,274,966,991]" italics="true" pageId="20" pageNumber="21">M</emphasis>
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.
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<emphasis id="B92A0033FFBBFFDC6A64E7FDFE2991D9" box="[289,423,965,991]" italics="true" pageId="20" pageNumber="21">triangularis</emphasis>
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(Lochman, in
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<bibRefCitation id="EFCFA1D0FFBBFFDC690EE7FDFCF491D9" author="Lochman, C. & Duncan, D." box="[587,890,965,991]" pageId="20" pageNumber="21" pagination="1 - 172" refId="ref23573" refString="Lochman, C. & Duncan, D. (1944) Early Upper Cambrian faunas of Central Montana. Geological Society of America Special Papers, 54, 1 - 172. https: // doi. org / 10.1130 / SPE 54 - p 1" type="journal article" year="1944">Lochman & Duncan, 1944</bibRefCitation>
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)
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</taxonomicName>
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.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |