118 lines
14 KiB
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118 lines
14 KiB
XML
<document id="96BDBAB85D9BB739C8274AD9B86E234E" ID-DOI="10.2478/if-2019-0013" ID-ISSN="2533-4069" ID-Zenodo-Dep="5386203" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1630303095841" checkinUser="diego" docAuthor="Friis, Else Marie, Crane, Peter R. & Pedersen, Kaj Raunsgaard" docDate="2019" docId="0396DC10BF03C20DCED5B15EE6AE1E31" docLanguage="en" docName="2_Friis.pdf" docOrigin="Fossil Imprint 75 (2)" docSource="http://dx.doi.org/10.2478/if-2019-0013" docStyle="DocumentStyle:0EC54BF35E227CA4627F894F6BA30634.4:FossilImprint.2016-.journal_article" docStyleId="0EC54BF35E227CA4627F894F6BA30634" docStyleName="FossilImprint.2016-.journal_article" docStyleVersion="4" docTitle="Samylinaea punctatus E. M. FRIIS, K. R. PEDERSEN et MARONE 2014" docType="treatment" docVersion="5" lastPageNumber="167" masterDocId="FFAFA468BF0FC203CD58B635E7781C51" masterDocTitle="The Early Cretaceous Mesofossil Flora Of Torres Vedras (Ne Of Forte Da Forca), Portugal: A Palaeofloristic Analysis Of An Early Angiosperm Community" masterLastPageNumber="257" masterPageNumber="153" pageNumber="165" updateTime="1699221227565" updateUser="plazi" zenodo-license-document="CC-BY-NC-ND-3.0">
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<mods:title id="384B3AD6CD583DF744A8671EF2DDC02D">The Early Cretaceous Mesofossil Flora Of Torres Vedras (Ne Of Forte Da Forca), Portugal: A Palaeofloristic Analysis Of An Early Angiosperm Community</mods:title>
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<mods:namePart id="0A4FD4D459614E18698B0B0EDFD9F9EF">Friis, Else Marie</mods:namePart>
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<mods:namePart id="722A5713ADEE304155B13EE6DDF020DD">Crane, Peter R.</mods:namePart>
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<mods:namePart id="06AB51E4B13190E21E39660218B4A056">Pedersen, Kaj Raunsgaard</mods:namePart>
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<mods:title id="718EB476C25D53750D9778F06E648430">Fossil Imprint</mods:title>
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<mods:date id="B759550B3B930E6371C38E068F6370AC">2019</mods:date>
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<heading id="D0C8DA6ABF03C20FCED5B15EE39F1BF5" centered="true" fontSize="8" level="2" pageId="12" pageNumber="165" reason="2">
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Arcellites
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<taxonomicName id="4C3F1685BF03C20FCEA3B159E39F1BF5" authority="E. M. FRIIS, K. R. PEDERSEN et MARONE, 2014" authorityName="E. M. FRIIS, K. R. PEDERSEN et MARONE" authorityYear="2014" class="Magnoliopsida" family="Schisandraceae" genus="Samylinaea" kingdom="Plantae" order="Austrobaileyales" pageId="12" pageNumber="165" phylum="Tracheophyta" rank="species" species="punctatus">
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<emphasis id="B94BB114BF03C20FCEA3B159E39F1BF5" bold="true" pageId="12" pageNumber="165">
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<emphasis id="B94BB114BF03C20FCEA3B159E31F1BD2" bold="true" box="[1019,1127,1900,1923]" italics="true" pageId="12" pageNumber="165">punctatus</emphasis>
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E.M.FRIIS, K.R.PEDERSEN et MARONE, 2014
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</emphasis>
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</taxonomicName>
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</heading>
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<paragraph id="8B806D06BF03C20FC918B199E3AC1B95" blockId="12.[1088,1236,1964,1988]" box="[1088,1236,1964,1988]" pageId="12" pageNumber="165">
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<figureCitation id="13047183BF03C20FC918B199E3AC1B95" box="[1088,1236,1964,1988]" captionStart="Text-fig" captionStartId="12.[845,926,1017,1038]" captionTargetBox="[848,1480,151,998]" captionTargetId="figure-732@12.[1115,1485,492,1001]" captionTargetPageId="12" captionText="Text-fig. 6. Scanning electron microscope (SEM) images of megaspores (a–c) and attached microspores (c, d) with possible affinities to Salviniales; Torres Vedras locality, Portugal. a) Lateral view of Molaspora sp. megaspore showing almost spherical body with a relatively long apical acrolamella; b) Apical view of Molaspora sp. megaspore showing almost spherical body with slightly twisted apical acrolamella; c, d) Lateral view of Arcellites punctatus megaspore showing coarsely rugulate body and apical acrolamella with attached microspores (d). Specimens, TV39-S174616 (a), TV38-S170224 (b), TV43-S170169 (c, d). Scale bars 100 Μm (a–c), 25 Μm (d)." figureDoi="http://doi.org/10.5281/zenodo.5386221" httpUri="https://zenodo.org/record/5386221/files/figure.png" pageId="12" pageNumber="165">Text-fig. 6c, d</figureCitation>
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</paragraph>
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<subSubSection id="C3253E8DBF03C20DCE29B1E9E6AE1E31" lastPageId="14" lastPageNumber="167" pageId="12" pageNumber="165" type="description">
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<paragraph id="8B806D06BF03C20DCE29B1E9E7BC1D61" blockId="12.[843,1482,2011,2100]" lastBlockId="14.[129,768,151,304]" lastPageId="14" lastPageNumber="167" pageId="12" pageNumber="165">
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D e s c r i p t i o n a n d r e m a r k s. The species is common in the Torres Vedras mesofossil flora from which more than
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<specimenCount id="9D39A68FBF03C20FC979BE29E3B01465" box="[1057,1224,2076,2100]" pageId="12" pageNumber="165" type="generic">100 specimens</specimenCount>
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of megaspores, often with associated microspores (
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<bibRefCitation id="EFAE10F7BF01C20DCC9AB6A2E5F91CFE" author="Friis, E. M. & Pedersen, K. R. & Marone, F." box="[450,641,151,175]" pageId="14" pageNumber="167" pagination="91 - 102" refId="ref77398" refString="Friis, E. M., Pedersen, K. R., Marone, F. (2014 b): Arcellites punctatus sp. nov.: a new megaspore from the Ear- ly Cretaceous of Portugal studied using high resolution synchrotron radiation x-ray tomographic microscopy (SRXTM). - Grana, 53: 91 - 102. https: // doi. org / 10.1080 / 00173134.2014.910547" type="journal article" year="2014">Friis et al. 2014b</bibRefCitation>
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) have been recovered. The megaspores are spherical, lack appendages on the spore wall and have a long, twisted acrolamella often with smooth microspores attached to its surface (
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<figureCitation id="13047183BF01C20DCFFBB6CDE7CF1D61" captionStart="Text-fig" captionStartId="12.[845,926,1017,1038]" captionTargetBox="[848,1480,151,998]" captionTargetId="figure-732@12.[1115,1485,492,1001]" captionTargetPageId="12" captionText="Text-fig. 6. Scanning electron microscope (SEM) images of megaspores (a–c) and attached microspores (c, d) with possible affinities to Salviniales; Torres Vedras locality, Portugal. a) Lateral view of Molaspora sp. megaspore showing almost spherical body with a relatively long apical acrolamella; b) Apical view of Molaspora sp. megaspore showing almost spherical body with slightly twisted apical acrolamella; c, d) Lateral view of Arcellites punctatus megaspore showing coarsely rugulate body and apical acrolamella with attached microspores (d). Specimens, TV39-S174616 (a), TV38-S170224 (b), TV43-S170169 (c, d). Scale bars 100 Μm (a–c), 25 Μm (d)." figureDoi="http://doi.org/10.5281/zenodo.5386221" httpUri="https://zenodo.org/record/5386221/files/figure.png" pageId="14" pageNumber="167">Text-fig. 6c, d</figureCitation>
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).
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</paragraph>
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<caption id="DF403D8EBF02C20ECD25B1B2E2D8147F" ID-DOI="http://doi.org/10.5281/zenodo.5386223" ID-Zenodo-Dep="5386223" httpUri="https://zenodo.org/record/5386223/files/figure.png" pageId="13" pageNumber="166" startId="13.[125,206,1927,1948]" targetBox="[125,1439,151,1907]" targetPageId="13">
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<paragraph id="8B806D06BF02C20ECD25B1B2E2D8147F" blockId="13.[125,1440,1927,2094]" pageId="13" pageNumber="166">
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Text-fig. 7. Scanning electron microscope (SEM) images of spores with possible affinities to lycopodiopsids (a–c) and
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<taxonomicName id="4C3F1685BF02C20EC843B1B2E2D81BCD" box="[1307,1440,1927,1948]" class="Polypodiopsida" family="Schizaeaceae" kingdom="Plantae" order="Schizaeales" pageId="13" pageNumber="166" phylum="Tracheophyta" rank="family">Schizaeaceae</taxonomicName>
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(d–g); Torres Vedras locality, Portugal. a)
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<taxonomicName id="4C3F1685BF02C20ECF6FB191E5961BE8" box="[567,750,1956,1977]" class="Lycopodiopsida" family="Selaginellaceae" genus="Densoisporites" kingdom="Plantae" order="Selaginellales" pageId="13" pageNumber="166" phylum="Tracheophyta" rank="species" species="undetermined">
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<emphasis id="B94BB114BF02C20ECF6FB191E5B01BE8" bold="true" box="[567,712,1956,1977]" italics="true" pageId="13" pageNumber="166">Densoisporites</emphasis>
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sp.
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</taxonomicName>
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from a clump of spores in proximal (left) and partial distal views (right) showing the narrow equatorial flange, long laesurae, and reticulum that is coarser on the distal surface than on the proximal surface; b, c) Unnamed microspores from clump of microspores in proximal (b) and distal (c) views showing finely reticulate surface; d, e)
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<taxonomicName id="4C3F1685BF02C20ECC54B1C9E5581440" box="[268,544,2044,2065]" class="Polypodiopsida" family="Schizaeaceae" genus="Cicatricosisporites" higherTaxonomySource="GBIF" kingdom="Plantae" order="Schizaeales" pageId="13" pageNumber="166" phylum="Tracheophyta" rank="species" species="ventusus">
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<emphasis id="B94BB114BF02C20ECC54B1C9E5581440" bold="true" box="[268,544,2044,2065]" italics="true" pageId="13" pageNumber="166">Cicatricosisporites ventusus</emphasis>
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</taxonomicName>
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fertile pinnules showing numerous attached sporangia (d) each with terminal annulus (arrowheads) and spores in situ (e); f)
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<taxonomicName id="4C3F1685BF02C20ECF4EBE2CE47E147F" box="[534,774,2073,2094]" class="Polypodiopsida" family="Schizaeaceae" genus="Cicatricosisporites" kingdom="Plantae" order="Schizaeales" pageId="13" pageNumber="166" phylum="Tracheophyta" rank="species" species="undefined-1">
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<emphasis id="B94BB114BF02C20ECF4EBE2CE5B4147F" bold="true" box="[534,716,2073,2094]" italics="true" pageId="13" pageNumber="166">Cicatricosisporites</emphasis>
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sp. 1
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</taxonomicName>
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spores from fertile pinnules bearing sporangia with a terminal
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</paragraph>
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</caption>
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<paragraph id="8B806D06BF01C20DCDFEB772E6AE1E31" blockId="14.[129,768,327,609]" pageId="14" pageNumber="167">
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A f f i n i t y a n d o t h e r o c c u r r e n c e s.
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<emphasis id="B94BB114BF01C20DCFC2B772E7911D2E" italics="true" pageId="14" pageNumber="167">
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Arcellites
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<taxonomicName id="4C3F1685BF01C20DCDD9B75DE7911D2E" authorityName="E. M. FRIIS, K. R. PEDERSEN et MARONE" authorityYear="2014" box="[129,233,360,383]" class="Magnoliopsida" family="Schisandraceae" genus="Samylinaea" kingdom="Plantae" order="Austrobaileyales" pageId="14" pageNumber="167" phylum="Tracheophyta" rank="species" species="punctatus">punctatus</taxonomicName>
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</emphasis>
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is the only species of
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<emphasis id="B94BB114BF01C20DCF7EB752E5F31D2E" box="[550,651,359,383]" italics="true" pageId="14" pageNumber="167">Arcellites</emphasis>
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currently recognized in the mesofossil floras from the Early Cretaceous of
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<collectingCountry id="F3282D96BF01C20DCC78B792E6061DEE" box="[288,382,423,447]" name="Portugal" pageId="14" pageNumber="167">Portugal</collectingCountry>
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. In addition to the specimens from Torres Vedras, other (rare) specimens are known only from Buarcos and Catefica. The presence of an acrolamella, and the associated microspores, clearly indicate a relationship to extant
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<taxonomicName id="4C3F1685BF01C20DCD90B41DE62F1E11" box="[200,343,552,576]" class="Polypodiopsida" family="Marsileaceae" kingdom="Plantae" order="Salviniales" pageId="14" pageNumber="167" phylum="Tracheophyta" rank="family">Marsileaceae</taxonomicName>
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, with the fossil genus most likely on the stem group of the extant family.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |