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<mods:title id="BA4FB78E7E5DA99F90B9C2022174F0C6">On unreported historical specimens of marine arthropods from the Solnhofen and Nusplingen Lithographic Limestones (Late Jurassic, Germany) housed at the Muséum national dHistoire naturelle, Paris</mods:title>
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<mods:namePart id="ACA6A6AA2D44A3C855925BDDF821E341">Odin, Giliane P.</mods:namePart>
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<mods:namePart id="3F5F4D764CB6C795C361F2533B41FD5E">Charbonnier, Sylvain</mods:namePart>
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<mods:namePart id="3233833F4CDB3B310E5BEB59EE2CABC9">Devillez, Julien</mods:namePart>
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<treatment id="03C23C58FFEAFFD7198D83B4FD13FBD9" ID-DOI="http://doi.org/10.5281/zenodo.3703598" ID-GBIF-Taxon="162381423" ID-Zenodo-Dep="3703598" LSID="urn:lsid:plazi:treatment:03C23C58FFEAFFD7198D83B4FD13FBD9" httpUri="http://treatment.plazi.org/id/03C23C58FFEAFFD7198D83B4FD13FBD9" lastPageId="7" lastPageNumber="648" pageId="6" pageNumber="647">
<paragraph id="8BD48D4EFFEAFFD6198D83B4FA4DF8E3" blockId="6.[813,1456,1715,1898]" pageId="6" pageNumber="647">
<subSubSection id="C371DEC5FFEAFFD6198D83B4FAADF944" box="[908,1360,1715,1742]" pageId="6" pageNumber="647" type="nomenclature">
<heading id="D09C3A22FFEAFFD6198D83B4FAADF944" box="[908,1360,1715,1742]" pageId="6" pageNumber="647">
<taxonomicName id="4C6BF6CDFFEAFFD6198D83B4FAADF944" authority="(Munster, 1839)" baseAuthorityName="Munster" baseAuthorityYear="1839" box="[908,1360,1715,1742]" class="Malacostraca" family="Aegeridae" genus="Acanthochirana" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="647" phylum="Arthropoda" rank="species" species="cordata">
<emphasis id="B91F515CFFEAFFD6198D83B4FAADF944" bold="true" box="[908,1360,1715,1742]" pageId="6" pageNumber="647">
<emphasis id="B91F515CFFEAFFD6198D83B4FB6CF947" bold="true" box="[908,1169,1715,1742]" italics="true" pageId="6" pageNumber="647">Acanthochirana cordata</emphasis>
(
<bibRefCitation id="EFFAF0BFFFEAFFD61E9E83B4FAB5F944" author="MUNSTER G. G. &amp; ZU" box="[1183,1352,1715,1741]" pageId="6" pageNumber="647" pagination="1 - 88" refId="ref9656" refString="MUNSTER G. G. ZU 1839. - Decapoda Macroura, Abbildung und Beschreibung der fossilen langschwanzigen Krebse in den Kalkschiefern von Bayern. Commission der Buchner'schen Buchhandlung, Bayreuth: 1 - 88. https: // doi. org / 10.5962 / bhl. title. 120022" type="book chapter" year="1839">Münster, 1839</bibRefCitation>
)
</emphasis>
</taxonomicName>
</heading>
</subSubSection>
<subSubSection id="C371DEC5FFEAFFD61E4783D3FB6BF967" box="[1094,1174,1748,1774]" pageId="6" pageNumber="647" type="description">
(
<figureCitation id="135091CBFFEAFFD61E4F83D3FB70F967" box="[1102,1165,1748,1774]" captionStart="FIG" captionStartId="6.[132,143,1347,1365]" captionTargetBox="[139,934,215,1322]" captionTargetId="figure@6.[138,759,213,769]" captionTargetPageId="6" captionText="FIG. 2. — Acanthochirana cordata (Münster, 1839): A, B, specimen MNHN.F.A33503 from Solnhofen; A, natural light; B, interpretation of the carapace; C, D, specimen MNHN.F.R03389 from Solnhofen; C, visible light; D, interpretation of the carapace. Scale bars: A, B, D, 1 cm; C, 2 cm. Abbreviations: a, branchiocardiac groove; b1, hepatic groove; e1e, cervical groove; egs, epigastric spine; hs, hepatic spine; r, rostrum. Photographs: L. Cazes. Line drawing: G.P. Odin." figureDoi="http://doi.org/10.5281/zenodo.3695419" httpUri="https://zenodo.org/record/3695419/files/figure.png" pageId="6" pageNumber="647">Fig. 2</figureCitation>
)
</subSubSection>
<subSubSection id="C371DEC5FFEAFFD6192C8205FA4DF8E3" pageId="6" pageNumber="647" type="materials_examined">
STUDIED MATERIAL. —
<materialsCitation id="3B038713FFEAFFD619FD8204FA4DF8E3" ID-GBIF-Occurrence="2573220347" pageId="6" pageNumber="647">
We studied three specimens, MNHN.F.
<accessionNumber id="943810ADFFEAFFD61F5E8204FA55F892" box="[1375,1448,1795,1819]" httpUri="https://www.ebi.ac.uk/ena/browser/api/embl/A33503" pageId="6" pageNumber="647" type="EnaNcbi">A33503</accessionNumber>
, R03389 (Solnhofen) and A42003 (Eichstätt), respectively attributed by
<bibRefCitation id="EFFAF0BFFFEAFFD6194D823FFB67F8D9" author="CHARBONNIER S. &amp; GARASSINO A." box="[844,1178,1848,1872]" pageId="6" pageNumber="647" pagination="857 - 872" refId="ref8727" refString="CHARBONNIER S. &amp; GARASSINO A. 2012. - The marine arthropods from the Solnhofen Lithographic Limestones (Late Jurassic, Germany) in the collections of the Museum national d'Histoire naturelle, Paris. Geodiversitas 34 (4): 857 - 872. https: // doi. org / 10.5252 / g 2012 n 4 a 8" type="journal article" year="2012">Charbonnier &amp; Garassino (2012)</bibRefCitation>
to
<emphasis id="B91F515CFFEAFFD61EBF823FFAB0F8D9" box="[1214,1357,1848,1872]" italics="true" pageId="6" pageNumber="647">Bylgia hexadon</emphasis>
<bibRefCitation id="EFFAF0BFFFEAFFD61F54823FFC9FF8E3" author="MUNSTER G. G. &amp; ZU" pageId="6" pageNumber="647" pagination="1 - 88" refId="ref9656" refString="MUNSTER G. G. ZU 1839. - Decapoda Macroura, Abbildung und Beschreibung der fossilen langschwanzigen Krebse in den Kalkschiefern von Bayern. Commission der Buchner'schen Buchhandlung, Bayreuth: 1 - 88. https: // doi. org / 10.5962 / bhl. title. 120022" type="book chapter" year="1839">Münster, 1839</bibRefCitation>
,
<taxonomicName id="4C6BF6CDFFEAFFD6196A8255FC02F8E3" baseAuthorityName="Schlotheim" baseAuthorityYear="1822" box="[875,1023,1874,1898]" class="Malacostraca" family="Aegeridae" genus="Aeger" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="647" phylum="Arthropoda" rank="species" species="tipularius">
<emphasis id="B91F515CFFEAFFD6196A8255FC02F8E3" box="[875,1023,1874,1898]" italics="true" pageId="6" pageNumber="647">Aeger tipularius</emphasis>
</taxonomicName>
, and
<emphasis id="B91F515CFFEAFFD61E358255FAEBF8E3" box="[1076,1302,1874,1898]" italics="true" pageId="6" pageNumber="647">
<taxonomicName id="4C6BF6CDFFEAFFD61E358255FB3AF8E3" authorityName="Strand" authorityYear="1928" box="[1076,1223,1874,1898]" class="Malacostraca" family="Aegeridae" genus="Acanthochirana" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="647" phylum="Arthropoda" rank="genus">Acanthochirana</taxonomicName>
longipes
</emphasis>
(
<bibRefCitation id="EFFAF0BFFFEAFFD61F228255FA59F8E3" author="OPPEL A." box="[1315,1444,1874,1898]" pageId="6" pageNumber="647" pagination="1 - 120" refId="ref9744" refString="OPPEL A. 1862. - Ueber jurassische Crustaceen (Decapoda macrura). Palaeontologische Mittheilungen aus dem Museum des koeniglich Bayerischen Staates 1: 1 - 120." type="journal article" year="1862">Oppel, 1862</bibRefCitation>
).
</materialsCitation>
</subSubSection>
</paragraph>
<subSubSection id="C371DEC5FFEAFFD7192C8294FD13FBD9" lastPageId="7" lastPageNumber="648" pageId="6" pageNumber="647" type="discussion">
<paragraph id="8BD48D4EFFEAFFD6192C8294FC51F822" blockId="6.[813,1455,1939,2030]" box="[813,940,1939,1965]" pageId="6" pageNumber="647">COMMENTS</paragraph>
<paragraph id="8BD48D4EFFEAFFD6192C82B4FA52F864" blockId="6.[813,1455,1939,2030]" pageId="6" pageNumber="647">
<bibRefCitation id="EFFAF0BFFFEAFFD6192C82B4FB5EF847" author="CHARBONNIER S. &amp; GARASSINO A." box="[813,1187,1971,1998]" pageId="6" pageNumber="647" pagination="857 - 872" refId="ref8727" refString="CHARBONNIER S. &amp; GARASSINO A. 2012. - The marine arthropods from the Solnhofen Lithographic Limestones (Late Jurassic, Germany) in the collections of the Museum national d'Histoire naturelle, Paris. Geodiversitas 34 (4): 857 - 872. https: // doi. org / 10.5252 / g 2012 n 4 a 8" type="journal article" year="2012">Charbonnier &amp; Garassino (2012)</bibRefCitation>
identified the specimen MNHN.F.A42003 as
<emphasis id="B91F515CFFEAFFD61E1782D4FBDBF864" box="[1046,1062,2003,2029]" italics="true" pageId="6" pageNumber="647">A</emphasis>
.
<emphasis id="B91F515CFFEAFFD61E3282D4FB7EF864" box="[1075,1155,2003,2029]" italics="true" pageId="6" pageNumber="647">longipes</emphasis>
. Careful examination of this
</paragraph>
<paragraph id="8BD48D4EFFEBFFD71A8585DEFE61FD9A" blockId="7.[132,775,217,1105]" pageId="7" pageNumber="648">
specimen leads us to a different identification. Among the criteria listed in the diagnosis by
<bibRefCitation id="EFFAF0BFFFEBFFD71BF785FEFCFCFE9D" author="SCHWEIGERT G. &amp; GARASSINO A. &amp; PASINI G." box="[502,769,249,276]" pageId="7" pageNumber="648" pagination="3 - 26" refId="ref10169" refString="SCHWEIGERT G., GARASSINO A. &amp; PASINI G. 2016. - The Upper Jurassic Solnhofen decapod crustacean fauna: Review of the types from old descriptions. Part II. Superfamily Penaeoidea and infraorder Caridea. Memorie della Societa Italiana di Scienze Naturali e del Museo Civico di Storia Natural di Milano 49: 3 - 26." type="journal article" year="2016">
Schweigert
<emphasis id="B91F515CFFEBFFD7187685FDFD50FE9A" box="[631,685,249,275]" italics="true" pageId="7" pageNumber="648">et al.</emphasis>
(2016)
</bibRefCitation>
, the number of dorsal rostral teeth and the elongation of Mxp3 are the most important to distinguish
<taxonomicName id="4C6BF6CDFFEBFFD71895843EFCFAFEDA" baseAuthorityName="Munster" baseAuthorityYear="1839" box="[660,775,313,339]" class="Malacostraca" family="Aegeridae" genus="Acanthochirana" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="648" phylum="Arthropoda" rank="species" species="cordata">
<emphasis id="B91F515CFFEBFFD71895843EFCFAFEDA" box="[660,775,313,339]" italics="true" pageId="7" pageNumber="648">A. cordata</emphasis>
</taxonomicName>
from
<emphasis id="B91F515CFFEBFFD71AC0845EFECEFEFA" box="[193,307,345,371]" italics="true" pageId="7" pageNumber="648">A. longipes</emphasis>
. Since it was impossible to count the teeth on our specimens, we use the ratio Mxp3 length / cephalothorax length. Based on drawings from
<bibRefCitation id="EFFAF0BFFFEBFFD71863849FFCFCFE3A" author="OPPEL A." box="[610,769,408,435]" pageId="7" pageNumber="648" pagination="1 - 120" refId="ref9744" refString="OPPEL A. 1862. - Ueber jurassische Crustaceen (Decapoda macrura). Palaeontologische Mittheilungen aus dem Museum des koeniglich Bayerischen Staates 1: 1 - 120." type="journal article" year="1862">Oppel (1862)</bibRefCitation>
, the ratio is ≤1 for
<taxonomicName id="4C6BF6CDFFEBFFD71B4D84BEFE47FE5B" baseAuthorityName="Munster" baseAuthorityYear="1839" box="[332,442,440,467]" class="Malacostraca" family="Aegeridae" genus="Acanthochirana" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="648" phylum="Arthropoda" rank="species" species="cordata">
<emphasis id="B91F515CFFEBFFD71B4D84BEFE47FE5B" box="[332,442,440,467]" italics="true" pageId="7" pageNumber="648">A. cordata</emphasis>
</taxonomicName>
while &gt;&gt;1 for
<emphasis id="B91F515CFFEBFFD7185D84BEFD2DFE5B" box="[604,720,440,467]" italics="true" pageId="7" pageNumber="648">A. longipes</emphasis>
. The ratio measured on this specimen is of 0.9, implying an assignation to
<taxonomicName id="4C6BF6CDFFEBFFD71B2784FEFE68FD9B" baseAuthorityName="Munster" baseAuthorityYear="1839" box="[294,405,504,531]" class="Malacostraca" family="Aegeridae" genus="Acanthochirana" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="648" phylum="Arthropoda" rank="species" species="cordata">
<emphasis id="B91F515CFFEBFFD71B2784FEFE68FD9B" box="[294,405,504,531]" italics="true" pageId="7" pageNumber="648">A. cordata</emphasis>
</taxonomicName>
.
</paragraph>
<paragraph id="8BD48D4EFFEBFFD71A9A871FFDBEFC9B" blockId="7.[132,775,217,1105]" pageId="7" pageNumber="648">
Specimen
<accessionNumber id="943810ADFFEBFFD71B0F871FFE95FDBA" box="[270,360,536,563]" httpUri="https://www.ebi.ac.uk/ena/browser/api/embl/A33503" pageId="7" pageNumber="648" type="EnaNcbi">A33503</accessionNumber>
(
<figureCitation id="135091CBFFEBFFD71B79871FFE11FDBA" box="[376,492,536,563]" captionStart="FIG" captionStartId="6.[132,143,1347,1365]" captionTargetBox="[139,934,215,1322]" captionTargetId="figure@6.[138,759,213,769]" captionTargetPageId="6" captionText="FIG. 2. — Acanthochirana cordata (Münster, 1839): A, B, specimen MNHN.F.A33503 from Solnhofen; A, natural light; B, interpretation of the carapace; C, D, specimen MNHN.F.R03389 from Solnhofen; C, visible light; D, interpretation of the carapace. Scale bars: A, B, D, 1 cm; C, 2 cm. Abbreviations: a, branchiocardiac groove; b1, hepatic groove; e1e, cervical groove; egs, epigastric spine; hs, hepatic spine; r, rostrum. Photographs: L. Cazes. Line drawing: G.P. Odin." figureDoi="http://doi.org/10.5281/zenodo.3695419" httpUri="https://zenodo.org/record/3695419/files/figure.png" pageId="7" pageNumber="648">Fig. 2A, B</figureCitation>
), previously attributed to
<emphasis id="B91F515CFFEBFFD71A85873FFECEFDDB" box="[132,307,568,594]" italics="true" pageId="7" pageNumber="648">Bylgia hexadon,</emphasis>
was misidentified: it clearly shows elongate Mxp3 with moveable spines characteristic of aegerid shrimps. More precisely, the length of Mxp3 fits well with those observed in
<taxonomicName id="4C6BF6CDFFEBFFD71B4A879FFE09FD3B" authorityName="Strand" authorityYear="1928" box="[331,500,664,690]" class="Malacostraca" family="Aegeridae" genus="Acanthochirana" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="647" phylum="Arthropoda" rank="genus">
<emphasis id="B91F515CFFEBFFD71B4A879FFE09FD3B" box="[331,500,664,690]" italics="true" pageId="7" pageNumber="648">Acanthochirana</emphasis>
</taxonomicName>
. Additionally, this specimen shows a spiny rostral carina prolonged by a smooth rostrum and an epigastric spine, which allow us to ascribe the specimen to
<taxonomicName id="4C6BF6CDFFEBFFD71B3C87F0FDC1FC98" baseAuthorityName="Munster" baseAuthorityYear="1839" box="[317,572,759,785]" class="Malacostraca" family="Aegeridae" genus="Acanthochirana" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="648" phylum="Arthropoda" rank="species" species="cordata">
<emphasis id="B91F515CFFEBFFD71B3C87F0FDC1FC98" box="[317,572,759,785]" italics="true" pageId="7" pageNumber="648">Acanthochirana cordata</emphasis>
</taxonomicName>
.
</paragraph>
<paragraph id="8BD48D4EFFEBFFD71A9A8610FD13FBD9" blockId="7.[132,775,217,1105]" pageId="7" pageNumber="648">
Specimen MNHN.F.R03389 (
<figureCitation id="135091CBFFEBFFD71BFB8610FD86FCBB" box="[506,635,791,818]" captionStart="FIG" captionStartId="6.[132,143,1347,1365]" captionTargetBox="[139,934,215,1322]" captionTargetId="figure@6.[138,759,213,769]" captionTargetPageId="6" captionText="FIG. 2. — Acanthochirana cordata (Münster, 1839): A, B, specimen MNHN.F.A33503 from Solnhofen; A, natural light; B, interpretation of the carapace; C, D, specimen MNHN.F.R03389 from Solnhofen; C, visible light; D, interpretation of the carapace. Scale bars: A, B, D, 1 cm; C, 2 cm. Abbreviations: a, branchiocardiac groove; b1, hepatic groove; e1e, cervical groove; egs, epigastric spine; hs, hepatic spine; r, rostrum. Photographs: L. Cazes. Line drawing: G.P. Odin." figureDoi="http://doi.org/10.5281/zenodo.3695419" httpUri="https://zenodo.org/record/3695419/files/figure.png" pageId="7" pageNumber="648">Fig. 2C, D</figureCitation>
), previously attributed to
<emphasis id="B91F515CFFEBFFD71B238630FE21FCD8" box="[290,476,823,849]" italics="true" pageId="7" pageNumber="648">
<taxonomicName id="4C6BF6CDFFEBFFD71B238630FE25FCD8" baseAuthorityName="Schlotheim" baseAuthorityYear="1822" box="[290,472,823,849]" class="Malacostraca" family="Aegeridae" genus="Aeger" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="648" phylum="Arthropoda" rank="species" species="tipularius">Aeger tipularius</taxonomicName>
,
</emphasis>
was also misidentified: it clearly shows elongate Mxp3 with moveable spines characteristic of aegerid shrimps but the length of Mxp3 fits well with those observed in
<taxonomicName id="4C6BF6CDFFEBFFD71B868690FDCDFC38" authorityName="Strand" authorityYear="1928" box="[391,560,919,945]" class="Malacostraca" family="Aegeridae" genus="Acanthochirana" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="647" phylum="Arthropoda" rank="genus">
<emphasis id="B91F515CFFEBFFD71B868690FDCDFC38" box="[391,560,919,945]" italics="true" pageId="7" pageNumber="648">Acanthochirana</emphasis>
</taxonomicName>
. Also, the carapace groove pattern is typical of
<taxonomicName id="4C6BF6CDFFEBFFD71BAB86B0FDACFC58" authorityName="Strand" authorityYear="1928" box="[426,593,951,977]" class="Malacostraca" family="Aegeridae" genus="Acanthochirana" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="7" pageNumber="647" phylum="Arthropoda" rank="genus">
<emphasis id="B91F515CFFEBFFD71BAB86B0FDACFC58" box="[426,593,951,977]" italics="true" pageId="7" pageNumber="648">Acanthochirana</emphasis>
</taxonomicName>
, showing a weak cervical groove not joined to the cervical margin, an oblique branchiocardiac groove joined to the hepatic groove near the strong hepatic spine and a short hepatic groove backward directed (see diagnosis in
<bibRefCitation id="EFFAF0BFFFEBFFD71BA28131FD1CFBD9" author="CHARBONNIER S. &amp; AUDO D. &amp; GARASSINO A. &amp; HYZNY M." box="[419,737,1078,1105]" pageId="7" pageNumber="648" refId="ref8788" refString="CHARBONNIER S., AUDO D., GARASSINO A. &amp; HYZNY M. 2017. - Fossil Crustacea of Lebanon. Museum national d'Histoire naturelle, Paris, 252 p. (Memoires du Museum national d'Histoire naturelle, vol. 210)." type="book" year="2017">
Charbonnier
<emphasis id="B91F515CFFEBFFD7183B8130FD8DFBD9" box="[570,624,1078,1104]" italics="true" pageId="7" pageNumber="648">et al.</emphasis>
2017: 32
</bibRefCitation>
).
</paragraph>
</subSubSection>
</treatment>
</document>