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<document id="E909D358A61649BF17253F5011C71488" ID-DOI="10.37520/fi.2024.006" ID-ISSN="2533-4069" ID-Zenodo-Dep="14722393" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="GgImagineBatch" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1737336788380" checkinUser="felipe" docAuthor="Cleal, Christopher J., Strullu-Derrien, Christine &amp; Spencer, Alan R. T." docDate="2024" docId="03A187BCB030FFAA742AFAA457EDFC2A" docLanguage="en" docName="FossilImprint.80.1.35-67.pdf" docOrigin="Fossil Imprint 80 (1)" docStyle="DocumentStyle:0EC54BF35E227CA4627F894F6BA30634.4:FossilImprint.2016-.journal_article" docStyleId="0EC54BF35E227CA4627F894F6BA30634" docStyleName="FossilImprint.2016-.journal_article" docStyleVersion="4" docTitle="Mesocalamites taitianus HIRMER 1927" docType="treatment" docVersion="2" lastPageNumber="45" masterDocId="FF98FFC4B039FFA0771DFFD7564FFFC3" masterDocTitle="Early Coal Swamp Vegetation From The Serpukhovian Lower Clackmannan Group Of Scotland" masterLastPageNumber="67" masterPageNumber="35" pageNumber="44" updateTime="1737596041418" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-NC-ND-3.0">
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<mods:title id="0191C106A07E5F1B746AE270DC8AF062">Early Coal Swamp Vegetation From The Serpukhovian Lower Clackmannan Group Of Scotland</mods:title>
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<mods:namePart id="77FE08146BEA5F6637C066E0DE637A1D">Cleal, Christopher J.</mods:namePart>
<mods:affiliation id="C0D0A796D484D943B5B3686276FF98E1">Department of Earth Sciences, University of Bristol, Bristol, BS 8 1 TQ, United Kingdom; email: christopher. cleal @ bristol. ac. uk.</mods:affiliation>
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<mods:namePart id="732185201F90A3E7AE992B116421555F">Strullu-Derrien, Christine</mods:namePart>
<mods:affiliation id="ACF24D30E8BDFCC96B52B682E0006F55">Institut de Systématique, Évolution, Biodiversité (UMR 7205), Muséum National dHistoire Naturelle, CNRS, Sorbonne Université, Paris, France. &amp; Science Group, The Natural History Museum, London, United Kingdom.</mods:affiliation>
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<mods:namePart id="6C7F3F67D53EB4B1545AE6324520BB9A">Spencer, Alan R. T.</mods:namePart>
<mods:affiliation id="B657254133D418A171BD812F251C3D5F">Department of Earth Sciences, The Natural History Museum, London, United Kingdom. &amp; Department of Earth Science and Engineering, Imperial College London, London, United Kingdom.</mods:affiliation>
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<mods:title id="8FAD86A8A727978C7F65A34EF6133BFA">Fossil Imprint</mods:title>
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<mods:date id="ABDCB3CD89B70DBAEDF21B9E93DEFAC0">2024</mods:date>
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<treatment id="03A187BCB030FFAA742AFAA457EDFC2A" LSID="urn:lsid:plazi:treatment:03A187BCB030FFAA742AFAA457EDFC2A" httpUri="http://treatment.plazi.org/id/03A187BCB030FFAA742AFAA457EDFC2A" lastPageId="10" lastPageNumber="45" pageId="9" pageNumber="44">
<subSubSection id="C3126521B030FFA9742AFAA453FFFA48" box="[823,1456,1395,1419]" pageId="9" pageNumber="44" type="nomenclature">
<paragraph id="8BB736AAB030FFA9742AFAA453FFFA48" blockId="9.[823,1456,1395,1419]" box="[823,1456,1395,1419]" pageId="9" pageNumber="44">
<heading id="D0FF81C6B030FFA9742AFAA453FFFA48" box="[823,1456,1395,1419]" centered="true" fontSize="8" level="2" pageId="9" pageNumber="44" reason="2">
<taxonomicName id="4C084D29B030FFA9742AFAA453FFFA48" authority="(KIDST. et JONGM.) HIRMER, 1927" authorityName="HIRMER" authorityYear="1927" baseAuthorityName="KIDST. et JONGM." box="[823,1456,1395,1419]" class="Polypodiopsida" family="Calamitaceae" genus="Mesocalamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="9" pageNumber="44" phylum="Tracheophyta" rank="species" species="taitianus">
<emphasis id="B97CEAB8B030FFA9742AFAA453FFFA48" bold="true" box="[823,1456,1395,1419]" pageId="9" pageNumber="44">
<emphasis id="B97CEAB8B030FFA9742AFAA4520FFA48" bold="true" box="[823,1088,1395,1419]" italics="true" pageId="9" pageNumber="44">Mesocalamites taitianus</emphasis>
(
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. et
<smallCapsWord id="8D51A076B030FFA973A4FAA4534DFA49" baselines="1413,1414" box="[1209,1282,1395,1419]" lowerCaseFontSize="7" mainFontSize="10" normCase="title" normString="Jongm" pageId="9" pageNumber="44">JONGM</smallCapsWord>
.)
<bibRefCitation id="EF994B5BB030FFA97204FAA45321FA4A" author="Hirmer, M." box="[1305,1390,1395,1419]" pageId="9" pageNumber="44" refId="ref19913" refString="Hirmer, M. (1927): Handbuch der Palaobotanik, 1. - R. Oldenbourg, Munchen, Berlin, 708 pp." type="book" year="1927">
<smallCapsWord id="8D51A076B030FFA97204FAA45321FA4A" baselines="1413,1413" box="[1305,1390,1395,1419]" lowerCaseFontSize="7" mainFontSize="10" normCase="title" normString="Hirmer" pageId="9" pageNumber="44">HIRMER</smallCapsWord>
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, 1927
</emphasis>
</taxonomicName>
</heading>
</paragraph>
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<subSubSection id="C3126521B030FFAA732BFA4357EDFC2A" lastPageId="10" lastPageNumber="45" pageId="9" pageNumber="44" type="description">
<paragraph id="8BB736AAB030FFA9732BFA4352FFFA6F" blockId="9.[1078,1200,1428,1452]" box="[1078,1200,1428,1452]" pageId="9" pageNumber="44">
<figureCitation id="13332A2FB030FFA9732BFA4352FFFA6F" box="[1078,1200,1428,1452]" captionStart="Text-fig" captionStartId="7.[125,206,1966,1987]" captionTargetBox="[125,1440,151,1950]" captionTargetId="figure-6@7.[123,783,624,1098]" captionTargetPageId="7" captionText="Text-fig. 5. a: Lepidostrobophyllum veltheimianum (GEINITZ) STRULLU-DERRIEN, CLEAL, DUCASSOU, A.R.T.SPENCER, STOLLE et LESHYK; New Braidbar Quarry, Giffnock, East Renfrewshire; below Orchard Limestone, Upper Limestone Formation; BGS Kidst.2625. b: Lepidophloios grangeri B.A.THOMAS; Craw Coal, No. 4 Mine, Grange, Boness, Linlithgowshire; Limestone Coal Formation; BGS Kidst.1828. c: Stigmaria stellata (GÖPP.) GÖPP.; above Steam Coal, Stripeside Pit, Herbertshire Colliery, Denny, Stirlingshire;" figureDoi="http://doi.org/10.5281/zenodo.14722401" httpUri="https://zenodo.org/record/14722401/files/figure.png" pageId="9" pageNumber="44">Text-fig. 5e</figureCitation>
</paragraph>
<paragraph id="8BB736AAB030FFA97429FA155210FA35" blockId="9.[820,1460,1474,1824]" pageId="9" pageNumber="44">
1915
<taxonomicName id="4C084D29B030FFA9749DFA155296FA1B" authority="KIDST. et JONGM." authorityName="KIDST. et JONGM." box="[896,1241,1474,1496]" class="Polypodiopsida" family="Calamitaceae" genus="Calamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="9" pageNumber="44" phylum="Tracheophyta" rank="species" species="taitianus">
<emphasis id="B97CEAB8B030FFA9749DFA155275FA1B" box="[896,1082,1474,1496]" italics="true" pageId="9" pageNumber="44">Calamites taitianus</emphasis>
<smallCapsWord id="8D51A076B030FFA97322FA14523AFA15" baselines="1491,1490" box="[1087,1141,1475,1496]" lowerCaseFontSize="6" mainFontSize="9" normCase="title" normString="Kidst" pageId="9" pageNumber="44">KIDST</smallCapsWord>
. et
<smallCapsWord id="8D51A076B030FFA97388FA14529CFA15" baselines="1490" box="[1173,1235,1475,1496]" lowerCaseFontSize="6" mainFontSize="9" normCase="lower" normString="ongm" pageId="9" pageNumber="44">JONGM</smallCapsWord>
.
</taxonomicName>
, pl. 147, fig. 5, pl. 148, fig. 1, pl. 149, figs 15.
</paragraph>
<paragraph id="8BB736AAB030FFA97429FA29558DF9F1" blockId="9.[820,1460,1474,1824]" pageId="9" pageNumber="44">
1917
<taxonomicName id="4C084D29B030FFA9749DFA295281F9D7" authority="KIDST. et JONGM." authorityName="KIDST. et JONGM." box="[896,1230,1534,1556]" class="Polypodiopsida" family="Calamitaceae" genus="Calamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="9" pageNumber="44" phylum="Tracheophyta" rank="species" species="taitianus">
<emphasis id="B97CEAB8B030FFA9749DFA29527AF9D7" box="[896,1077,1534,1556]" italics="true" pageId="9" pageNumber="44">Calamites taitianus</emphasis>
<smallCapsWord id="8D51A076B030FFA97324FA285221F9D1" baselines="1551,1550" box="[1081,1134,1535,1556]" lowerCaseFontSize="6" mainFontSize="9" normCase="title" normString="Kidst" pageId="9" pageNumber="44">KIDST</smallCapsWord>
. et
<smallCapsWord id="8D51A076B030FFA97391FA285286F9D1" baselines="1550" box="[1164,1225,1535,1556]" lowerCaseFontSize="6" mainFontSize="9" normCase="lower" normString="ongm" pageId="9" pageNumber="44">JONGM</smallCapsWord>
.
</taxonomicName>
; Kidston and Jongmans, p. 195.
</paragraph>
<paragraph id="8BB736AAB030FFA97429F9ED53FBF98C" blockId="9.[820,1460,1474,1824]" box="[820,1460,1594,1615]" pageId="9" pageNumber="44">
1927
<taxonomicName id="4C084D29B030FFA9749DF9ED5329F98D" authority="(KIDST. et JONGM.) HIRMER" authorityName="HIRMER" baseAuthorityName="KIDST. et JONGM." box="[896,1382,1594,1615]" class="Polypodiopsida" family="Calamitaceae" genus="Mesocalamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="9" pageNumber="44" phylum="Tracheophyta" rank="species" species="taitianus">
<emphasis id="B97CEAB8B030FFA9749DF9ED5226F98C" box="[896,1129,1594,1615]" italics="true" pageId="9" pageNumber="44">Mesocalamites taitianus</emphasis>
(
<smallCapsWord id="8D51A076B030FFA9736AF9ED52E2F98E" baselines="1610,1609" box="[1143,1197,1594,1615]" lowerCaseFontSize="6" mainFontSize="9" normCase="title" normString="Kidst" pageId="9" pageNumber="44">KIDST</smallCapsWord>
. et
<smallCapsWord id="8D51A076B030FFA973D2F9ED5343F98E" baselines="1610,1609" box="[1231,1292,1594,1615]" lowerCaseFontSize="6" mainFontSize="9" normCase="title" normString="Jongm" pageId="9" pageNumber="44">JONGM</smallCapsWord>
.)
<smallCapsWord id="8D51A076B030FFA9723DF9ED5329F98D" baselines="1610,1610" box="[1312,1382,1594,1615]" lowerCaseFontSize="6" mainFontSize="9" normCase="title" normString="Hirmer" pageId="9" pageNumber="44">HIRMER</smallCapsWord>
</taxonomicName>
, p. 382.
</paragraph>
<paragraph id="8BB736AAB030FFA97429F98F5288F948" blockId="9.[820,1460,1474,1824]" pageId="9" pageNumber="44">
1969
<taxonomicName id="4C084D29B030FFA9749DF98F52BBF9AE" authority="KIDST. et JONGM." authorityName="KIDST. et JONGM." box="[896,1268,1624,1645]" class="Polypodiopsida" family="Calamitaceae" genus="Calamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="9" pageNumber="44" phylum="Tracheophyta" rank="species" species="taitianus">
<emphasis id="B97CEAB8B030FFA9749DF98F520EF9AE" box="[896,1089,1624,1645]" italics="true" pageId="9" pageNumber="44">Calamites taitianus</emphasis>
<smallCapsWord id="8D51A076B030FFA97351F98F52CDF9A8" baselines="1640,1639" box="[1100,1154,1624,1645]" lowerCaseFontSize="6" mainFontSize="9" normCase="title" normString="Kidst" pageId="9" pageNumber="44">KIDST</smallCapsWord>
. et
<smallCapsWord id="8D51A076B030FFA973ACF98F52A2F9A8" baselines="1640,1639" box="[1201,1261,1624,1645]" lowerCaseFontSize="6" mainFontSize="9" normCase="title" normString="Jongm" pageId="9" pageNumber="44">JONGM</smallCapsWord>
.
</taxonomicName>
; Crookall, p. 625, pl. 112, figs 13, pl. 113, figs 1, 2.
</paragraph>
<paragraph id="8BB736AAB030FFA97429F94453FCF96B" blockId="9.[820,1460,1474,1824]" box="[820,1459,1683,1705]" pageId="9" pageNumber="44">
1969
<taxonomicName id="4C084D29B030FFA9749DF944523BF964" authority="STUR" authorityName="STUR" box="[896,1140,1683,1704]" class="Polypodiopsida" family="Calamitaceae" genus="Calamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="9" pageNumber="44" phylum="Tracheophyta" rank="species" species="cistiformis">
<emphasis id="B97CEAB8B030FFA9749DF944520CF96B" box="[896,1091,1683,1704]" italics="true" pageId="9" pageNumber="44">Calamites cistiformis</emphasis>
<smallCapsWord id="8D51A076B030FFA9735AF944523BF964" baselines="1699,1699" box="[1095,1140,1683,1704]" lowerCaseFontSize="6" mainFontSize="9" normCase="title" normString="Stur" pageId="9" pageNumber="44">STUR</smallCapsWord>
</taxonomicName>
; Crookall, p. 623, pl. 111, figs 1, 2.
</paragraph>
<paragraph id="8BB736AAB030FFA97429F966524AF927" blockId="9.[820,1460,1474,1824]" pageId="9" pageNumber="44">
1969
<taxonomicName id="4C084D29B030FFA9749DF966522CF906" authority="STUR" authorityName="STUR" box="[896,1123,1713,1734]" class="Polypodiopsida" family="Calamitaceae" genus="Calamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="9" pageNumber="44" phylum="Tracheophyta" rank="species" species="ramifer">
<emphasis id="B97CEAB8B030FFA9749DF9665261F905" box="[896,1070,1713,1734]" italics="true" pageId="9" pageNumber="44">Calamites ramifer</emphasis>
<smallCapsWord id="8D51A076B030FFA97329F966522CF906" baselines="1729,1729" box="[1076,1123,1713,1734]" lowerCaseFontSize="6" mainFontSize="9" normCase="title" normString="Stur" pageId="9" pageNumber="44">STUR</smallCapsWord>
</taxonomicName>
; Crookall, p. 627, pl. 116, figs 24, pl. 117, fig. 1.
</paragraph>
<paragraph id="8BB736AAB030FFA97429F93A52BBF8E3" blockId="9.[820,1460,1474,1824]" pageId="9" pageNumber="44">
1969
<taxonomicName id="4C084D29B030FFA9749DF93A530EF8C3" authority="(BRONGN.) STUR" authorityName="STUR" baseAuthorityName="BRONGN." box="[896,1345,1773,1794]" class="Polypodiopsida" family="Calamitaceae" genus="Archaeocalamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="9" pageNumber="44" phylum="Tracheophyta" rank="species" species="radiatus">
<emphasis id="B97CEAB8B030FFA9749DF93A52C2F8C1" box="[896,1165,1773,1794]" italics="true" pageId="9" pageNumber="44">Archaeocalamites radiatus</emphasis>
(
<smallCapsWord id="8D51A076B030FFA973BAF93A52BCF8C3" baselines="1789,1788" box="[1191,1267,1773,1794]" lowerCaseFontSize="6" mainFontSize="9" normCase="title" normString="Brongn" pageId="9" pageNumber="44">BRONGN</smallCapsWord>
.)
<smallCapsWord id="8D51A076B030FFA9720FF93A530EF8C3" baselines="1789,1788" box="[1298,1345,1773,1794]" lowerCaseFontSize="6" mainFontSize="9" normCase="title" normString="Stur" pageId="9" pageNumber="44">STUR</smallCapsWord>
</taxonomicName>
; Crookall, p. 611, pl. 110, figs 2, 3 (non figs 1, 4).
</paragraph>
<paragraph id="8BB736AAB030FFA97447F8EE5267F7F0" blockId="9.[820,1459,1848,2100]" pageId="9" pageNumber="44">
D e s c r i p t i o n. Stems with more-or-less straight longitudinal ribs,
<quantity id="4CF09B4FB030FFA9731DF88E5211F8B3" box="[1024,1118,1881,1905]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="9" pageNumber="44" unit="mm" value="1.5" valueMax="2.0" valueMin="1.0">12 mm</quantity>
wide, with rounded end and small indistinct distal tubercle. Weakly marked nodes at intervals of up to
<quantity id="4CF09B4FB030FFA974EBF84D520AF872" box="[1014,1093,1946,1970]" metricMagnitude="-2" metricUnit="m" metricValue="7.0" pageId="9" pageNumber="44" unit="mm" value="70.0">70 mm</quantity>
, with ribs mostly passing directly over them but occasionally offset. Branch scars
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in size, circular to transversely oval, widely distributed along stem, with no more than two at each node. Ribs tend to be deflected around scars.
</paragraph>
<paragraph id="8BB736AAB033FFAA77BBFF4F5493FDB5" blockId="10.[129,768,151,825]" pageId="10" pageNumber="45">
R e m a r k s. This is one of the best-documented
<taxonomicName id="4C084D29B033FFAA779CFF6F573FFF13" box="[129,368,184,208]" pageId="10" pageNumber="45">
<emphasis id="B97CEAB8B033FFAA779CFF6F5750FF13" box="[129,287,184,208]" italics="true" pageId="10" pageNumber="45">Mesocalamites</emphasis>
species
</taxonomicName>
based on the material from the Bilston Burn site in
<collectingRegion id="49CCF848B033FFAA761DFF0F5737FF33" box="[256,376,216,240]" country="United Kingdom" name="Midlothian" pageId="10" pageNumber="45">Midlothian</collectingRegion>
, and differs from
<taxonomicName id="4C084D29B033FFAA752DFF0E54D7FF33" box="[560,664,216,240]" class="Polypodiopsida" family="Calamitaceae" genus="Calamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="10" pageNumber="45" phylum="Tracheophyta" rank="species" species="haueri">
<emphasis id="B97CEAB8B033FFAA752DFF0E54D7FF33" box="[560,664,216,240]" italics="true" pageId="10" pageNumber="45">M. haueri</emphasis>
</taxonomicName>
in having much finer longitudinal ribbing and occasional prominent branch scars. Very similar stems found in close association with
<taxonomicName id="4C084D29B033FFAA77A0FEEC570CFE92" box="[189,323,314,338]" class="Polypodiopsida" family="Calamitaceae" genus="Calamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="10" pageNumber="45" phylum="Tracheophyta" rank="species" species="taitianus">
<emphasis id="B97CEAB8B033FFAA77A0FEEC570CFE92" box="[189,323,314,338]" italics="true" pageId="10" pageNumber="45">M. taitianus</emphasis>
</taxonomicName>
were described by
<bibRefCitation id="EF994B5BB033FFAA7531FEED5493FE91" author="Crookall, R." box="[556,732,314,338]" pageId="10" pageNumber="45" pagination="573 - 792" refId="ref17495" refString="Crookall, R. (1969): Fossil plants of the Carboniferous rocks of Great Britain (Memoirs of the Geological Survey of Great Britain, Palaeontology, vol. IV, part 5). - Her Majesty's Stationary Office, London, pp. 573 - 792." type="book chapter" year="1969">Crookall (1969)</bibRefCitation>
as
<taxonomicName id="4C084D29B033FFAA779CFE8D572EFEB1" box="[129,353,346,370]" class="Polypodiopsida" family="Calamitaceae" genus="Calamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="10" pageNumber="45" phylum="Tracheophyta" rank="species" species="cistiformis">
<emphasis id="B97CEAB8B033FFAA779CFE8D572EFEB1" box="[129,353,346,370]" italics="true" pageId="10" pageNumber="45">Calamites cistiformis</emphasis>
</taxonomicName>
and
<taxonomicName id="4C084D29B033FFAA768BFE8D5418FEB1" box="[406,599,346,370]" class="Polypodiopsida" family="Calamitaceae" genus="Calamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="10" pageNumber="45" phylum="Tracheophyta" rank="species" species="ramifer">
<emphasis id="B97CEAB8B033FFAA768BFE8D5418FEB1" box="[406,599,346,370]" italics="true" pageId="10" pageNumber="45">Calamites ramifer</emphasis>
</taxonomicName>
, without giving any reason for separating them taxonomically other than the latter two have smaller and more widely-spaced branch scars. Since the branch scars distribution in
<taxonomicName id="4C084D29B033FFAA753BFE6B54E6FE10" box="[550,681,444,467]" class="Polypodiopsida" family="Calamitaceae" genus="Calamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="10" pageNumber="45" phylum="Tracheophyta" rank="species" species="taitianus">
<emphasis id="B97CEAB8B033FFAA753BFE6B54E6FE10" box="[550,681,444,467]" italics="true" pageId="10" pageNumber="45">M. taitianus</emphasis>
</taxonomicName>
is very variable, this is not a reliable character. Since the epithets
<taxonomicName id="4C084D29B033FFAA779CFE2A56BFFDD6" box="[129,240,509,533]" class="Polypodiopsida" family="Calamitaceae" genus="Calamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="10" pageNumber="45" phylum="Tracheophyta" rank="species" species="cistiformis">
<emphasis id="B97CEAB8B033FFAA779CFE2A56BFFDD6" box="[129,240,509,533]" italics="true" pageId="10" pageNumber="45">cistiformis</emphasis>
</taxonomicName>
and
<taxonomicName id="4C084D29B033FFAA7632FE2A5731FDD6" box="[303,382,509,533]" class="Polypodiopsida" family="Calamitaceae" genus="Calamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="10" pageNumber="45" phylum="Tracheophyta" rank="species" species="ramifer">
<emphasis id="B97CEAB8B033FFAA7632FE2A5731FDD6" box="[303,382,509,533]" italics="true" pageId="10" pageNumber="45">ramifer</emphasis>
</taxonomicName>
were published before that of
<taxonomicName id="4C084D29B033FFAA75FEFE2A572AFDF6" authority="(Stur 1877)" baseAuthorityName="Stur" baseAuthorityYear="1877" class="Polypodiopsida" family="Calamitaceae" genus="Calamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="10" pageNumber="45" phylum="Tracheophyta" rank="species" species="taitianus">
<emphasis id="B97CEAB8B033FFAA75FEFE2A5692FDF6" italics="true" pageId="10" pageNumber="45">M. taitianus</emphasis>
(
<bibRefCitation id="EF994B5BB033FFAA77F3FDCA5712FDF6" author="Stur, D." box="[238,349,541,565]" pageId="10" pageNumber="45" pagination="107 - 472" refId="ref24329" refString="Stur, D. (1877): Die Culm-Flora der Ostrauer und Waldenburger Schichten. - Abhandlungen der Kaiserlich-Koniglichen Geologischen Reichsanstalt, 8 (2): 107 - 472." type="journal article" year="1877">Stur 1877</bibRefCitation>
)
</taxonomicName>
one of the former names might take precedence but, until the
<typeStatus id="54B38808B033FFAA7694FDE9578EFD95" box="[393,449,574,598]" pageId="10" pageNumber="45">types</typeStatus>
of the former have been more fully documented, the latter name has been retained here.
</paragraph>
<paragraph id="8BB736AAB033FFAA77BBFDA95479FCFA" blockId="10.[129,768,151,825]" pageId="10" pageNumber="45">
The specimens figured by
<bibRefCitation id="EF994B5BB033FFAA7512FDA95480FD55" author="Crookall, R." box="[527,719,638,662]" pageId="10" pageNumber="45" pagination="573 - 792" refId="ref17495" refString="Crookall, R. (1969): Fossil plants of the Carboniferous rocks of Great Britain (Memoirs of the Geological Survey of Great Britain, Palaeontology, vol. IV, part 5). - Her Majesty's Stationary Office, London, pp. 573 - 792." type="book chapter" year="1969">Crookall (1969)</bibRefCitation>
as
<taxonomicName id="4C084D29B033FFAA779CFD4857E0FD74" box="[129,431,671,695]" class="Polypodiopsida" family="Calamitaceae" genus="Archaeocalamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="10" pageNumber="45" phylum="Tracheophyta" rank="species" species="radiatus">
<emphasis id="B97CEAB8B033FFAA779CFD4857E0FD74" box="[129,431,671,695]" italics="true" pageId="10" pageNumber="45">Archaeocalamites radiatus</emphasis>
</taxonomicName>
from the Limestone Coal Formation are very similar to
<taxonomicName id="4C084D29B033FFAA76CDFD17541CFD14" baseAuthorityName="Stur" baseAuthorityYear="1877" box="[464,595,704,727]" class="Polypodiopsida" family="Calamitaceae" genus="Calamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="10" pageNumber="45" phylum="Tracheophyta" rank="species" species="taitianus">
<emphasis id="B97CEAB8B033FFAA76CDFD17541CFD14" box="[464,595,704,727]" italics="true" pageId="10" pageNumber="45">M. taitianus</emphasis>
</taxonomicName>
except that the ribs appear to cross the nodes more consistently. Given that this is also a variable character in
<taxonomicName id="4C084D29B033FFAA751AFCD654C4FCDB" baseAuthorityName="Stur" baseAuthorityYear="1877" box="[519,651,769,792]" class="Polypodiopsida" family="Calamitaceae" genus="Calamites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Equisetales" pageId="10" pageNumber="45" phylum="Tracheophyta" rank="species" species="taitianus">
<emphasis id="B97CEAB8B033FFAA751AFCD654C4FCDB" box="[519,651,769,792]" italics="true" pageId="10" pageNumber="45">M. taitianus</emphasis>
</taxonomicName>
, the latter name has been used for these specimens.
</paragraph>
<paragraph id="8BB736AAB033FFAA77BBFC8757EDFC2A" blockId="10.[129,768,848,1002]" pageId="10" pageNumber="45">O c c u r r e n c e s. Ther Limestone Coal Formation, between the Johnstone Shell Bed and the coal-bearing interval above the Black Metals Band, and the Upper Limestone Formation, mainly from below Castlecary Limestone at Bilston Burn.</paragraph>
</subSubSection>
</treatment>
</document>