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<mods:title id="AA493496C05EDEA236E9E6165441E09B">Antaganides n. gen., a new genus of Middle Jurassic nautiloid, ancestor of Pseudaganides Spath, 1927, with discussion on the phyletic origin of the family Pseudonautilidae</mods:title>
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<taxonomicName id="4C2395C2FF9DFFFD0488A217FD39FC49" authority="(d'Orbigny, 1850)" baseAuthorityName="d'Orbigny" baseAuthorityYear="1850" box="[188,719,885,912]" class="Cephalopoda" family="Pseudonautilidae" genus="Pseudaganides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="species" species="subbiangulatus">
<emphasis id="B9573253FF9DFFFD0488A217FDF7FC49" bold="true" box="[188,513,886,912]" italics="true" pageId="15" pageNumber="484">Pseudaganides subbiangulatus</emphasis>
(dOrbigny, 1850)
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<subSubSection id="C339BDCAFF9DFFFD0511A2F4FD90FC76" box="[293,614,917,944]" pageId="15" pageNumber="484" type="description">
<paragraph id="8B9CEE41FF9DFFFD0511A2F4FD90FC76" blockId="15.[188,719,885,944]" box="[293,614,917,944]" pageId="15" pageNumber="484">
(
<figureCitation id="1318F2C4FF9DFFFD051AA2F4FE45FC76" box="[302,435,917,943]" captionStart="FIG" captionStartId="17.[132,142,1917,1934]" captionTargetBox="[223,1365,215,1878]" captionTargetId="figure-19@17.[792,1366,768,1324]" captionTargetPageId="17" captionText="FIG. 13. — A, Antaganides cf. erycinus (Tagliarini, 1901), n. comb., specimen 2023.PB.N129, with its preserved muscle scar, Niort, Upper Bajocian, Niortense Zone; B, Antaganides cf.erycinus (Tagliarini,1901),n.comb.,specimen 2023.PB.N148, with its siphuncle,viaduc de lÉgray,Upper Bajocian,Niortense Zone;C, Pseudaganides crechensis n. sp.,specimen 2023.PB.N143, newly hatched shell showing its reticulate ornamentation on the phragmocon;D1-D3, Pseudaganides subbiangulatus (dOrbigny,1850),specimen 2023.PB.N110, full grown shell with itswell preserved aperture,Bougon,Lower Callovian,Gracilis Zone,Patina Subzone,Boginense Horizon; E1-E3, Pseudaganides subbiangulatus, specimen 2023.PB.N112, Niort,Middle Callovian,Anceps Zone,Stuebeli Subzone.*, end of the phragmocone.Scale bars:1 cm." figureDoi="http://doi.org/10.5281/zenodo.13884463" httpUri="https://zenodo.org/record/13884463/files/figure.png" pageId="15" pageNumber="484">Figs 13D, E</figureCitation>
; 14A; 15A1-A3)
</paragraph>
</subSubSection>
<subSubSection id="C339BDCAFF9DFFFD04B0A2ADFD9DFAC3" pageId="15" pageNumber="484" type="reference_group">
<paragraph id="8B9CEE41FF9DFFFD04B0A2ADFD8FFC3D" blockId="15.[132,633,972,996]" box="[132,633,972,996]" pageId="15" pageNumber="484">
<taxonomicName id="4C2395C2FF9DFFFD04B0A2ADFDB0FC3D" authority="d'Orbigny, 1850: 296" authorityName="d'Orbigny" authorityPageNumber="296" authorityYear="1850" box="[132,582,972,996]" class="Cephalopoda" family="Nautilidae" genus="Nautilus" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="species" species="subbiangulatus">
<emphasis id="B9573253FF9DFFFD04B0A2ADFE9EFC3D" box="[132,360,972,996]" italics="true" pageId="15" pageNumber="484">Nautilus subbiangulatus</emphasis>
dOrbigny, 1850: 296
</taxonomicName>
, n°2.
</paragraph>
<paragraph id="8B9CEE41FF9DFFFD04B0A29BFD3CFBCB" blockId="15.[132,714,1018,1042]" box="[132,714,1018,1042]" pageId="15" pageNumber="484">
<taxonomicName id="4C2395C2FF9DFFFD04B0A29BFDD1FBCB" authority="d'Orbigny, 1842: 160" authorityName="d'Orbigny" authorityPageNumber="160" authorityYear="1842" box="[132,551,1018,1042]" class="Cephalopoda" family="Nautilidae" genus="Nautilus" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="species" species="biangulatus">
<emphasis id="B9573253FF9DFFFD04B0A29BFEBFFBCB" box="[132,329,1018,1042]" italics="true" pageId="15" pageNumber="484">Nautilus biangulatus</emphasis>
dOrbigny, 1842: 160
</taxonomicName>
, pl.134, fig. 1-3.
</paragraph>
<paragraph id="8B9CEE41FF9DFFFD04B0A548FF2CFB82" blockId="15.[132,775,1064,1115]" pageId="15" pageNumber="484">
?
<taxonomicName id="4C2395C2FF9DFFFD04B8A549FD3DFB99" authority="Hebert &amp; Eudes-Deslongchamps, 1860: 5" authorityName="Hebert &amp; Eudes-Deslongchamps" authorityPageNumber="5" authorityYear="1860" box="[140,715,1064,1089]" class="Cephalopoda" family="Nautilidae" genus="Nautilus" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="species" species="textilis">
<emphasis id="B9573253FF9DFFFD04B8A549FED4FB99" box="[140,290,1064,1088]" italics="true" pageId="15" pageNumber="484">Nautilus textilis</emphasis>
Hébert &amp; Eudes-Deslongchamps, 1860: 5
</taxonomicName>
, pl. I, fig. 1a-c.
</paragraph>
<paragraph id="8B9CEE41FF9DFFFD04B0A510FDBCFB7A" blockId="15.[132,775,1137,1188]" pageId="15" pageNumber="484">
<treatmentCitationGroup id="AB33C96FFF9DFFFD04B0A510FDBCFB7A" pageId="15" pageNumber="484">
<taxonomicName id="4C2395C2FF9DFFFD04B0A510FE69FB50" baseAuthorityName="d'Orbigny" baseAuthorityYear="1850" box="[132,415,1137,1161]" class="Cephalopoda" family="Pseudonautilidae" genus="Pseudaganides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="species" species="subbiangulatus">
<emphasis id="B9573253FF9DFFFD04B0A510FE69FB50" box="[132,415,1137,1161]" italics="true" pageId="15" pageNumber="484">Pseudaganides subbiangulatus</emphasis>
</taxonomicName>
<treatmentCitation id="0A82C850FF9DFFFD058AA510FCF4FB50" author="MARCHAND D. &amp; TINTANT H." box="[446,770,1137,1161]" page="146" pageId="15" pageNumber="484" year="1971">
<bibRefCitation id="EFB293B0FF9DFFFD058AA510FCF4FB50" author="MARCHAND D. &amp; TINTANT H." box="[446,770,1137,1161]" pageId="15" pageNumber="484" pagination="111 - 169" refId="ref15635" refString="MARCHAND D. &amp; TINTANT H. 1971. - Etudes statistiques sur Pseudaganides aganiticus (Schlotheim) et diverses especes voisines. Bulletin des Sciences de Bourgogne 28: 111 - 169." type="journal article" year="1971">Marchand &amp; Tintant 1971: 146</bibRefCitation>
</treatmentCitation>
, pl. IV, 1a, b. —
<treatmentCitation id="0A82C850FF9DFFFD0516A5EAFE38FB7A" author="TINTANT H." box="[290,462,1163,1188]" page="35" pageId="15" pageNumber="484" year="1994">
<bibRefCitation id="EFB293B0FF9DFFFD0516A5EAFE38FB7A" author="TINTANT H." box="[290,462,1163,1188]" pageId="15" pageNumber="484" pagination="35 - 36" refId="ref16254" refString="TINTANT H. 1994. - Pseudaganides subbiangulatus (d'Orbigny, 1850), in FISCHER J. - C. (ed.), Revision critique de la Paleontologie francaise d'Alcide d'Orbigny. Vol. 1. Cephalopodes jurassiques. Masson, Paris: 35 - 36." type="book chapter" year="1994">Tintant 1994: 35</bibRefCitation>
</treatmentCitation>
, pl. 8, fig. 5.
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</paragraph>
<paragraph id="8B9CEE41FF9DFFFD04B0A5DBFCF6FB0B" blockId="15.[132,768,1209,1234]" box="[132,768,1209,1234]" pageId="15" pageNumber="484">
<treatmentCitationGroup id="AB33C96FFF9DFFFD04B0A5DBFCF6FB0B" box="[132,768,1209,1234]" pageId="15" pageNumber="484">
<taxonomicName id="4C2395C2FF9DFFFD04B0A5DBFE79FB08" baseAuthorityName="Schlotheim" baseAuthorityYear="1820" box="[132,399,1210,1234]" class="Cephalopoda" family="Pseudonautilidae" genus="Pseudaganides" higherTaxonomySource="GBIF" isUncertain="true" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="species" species="aganaticus">
<emphasis id="B9573253FF9DFFFD04B0A5DBFEFFFB0B" box="[132,265,1210,1234]" italics="true" pageId="15" pageNumber="484">Pseudaganides</emphasis>
cf.
<emphasis id="B9573253FF9DFFFD0519A5DBFE79FB08" box="[301,399,1210,1233]" italics="true" pageId="15" pageNumber="484">aganaticus</emphasis>
</taxonomicName>
<treatmentCitation id="0A82C850FF9DFFFD059CA5DBFDA2FB08" author="RULLEAU L." box="[424,596,1209,1234]" page="55" pageId="15" pageNumber="484" year="2008">
<bibRefCitation id="EFB293B0FF9DFFFD059CA5DBFDA2FB08" author="RULLEAU L." box="[424,596,1209,1234]" pageId="15" pageNumber="484" refId="ref15752" refString="RULLEAU L. 2008. - Les nautiles du Lias et du Dogger de la region lyonnaise. Section Geo-Paleo. Comite d'Etablissement Lafarge Ciments, 149 p., 35 pls." type="book" year="2008">Rulleau 2008: 55</bibRefCitation>
</treatmentCitation>
, pl. 35, fig. 2a, b.
</treatmentCitationGroup>
</paragraph>
<paragraph id="8B9CEE41FF9DFFFD04B0A589FD9DFAC3" blockId="15.[131,775,1256,1306]" pageId="15" pageNumber="484">
<emphasis id="B9573253FF9DFFFD04B0A589FE4BFAD9" box="[132,445,1256,1280]" italics="true" pageId="15" pageNumber="484">
non
<taxonomicName id="4C2395C2FF9DFFFD0498A589FE4BFAD9" baseAuthorityName="d'Orbigny" baseAuthorityYear="1850" box="[172,445,1256,1280]" class="Cephalopoda" family="Pseudonautilidae" genus="Pseudaganides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="species" species="subbiangulatus">Pseudaganides subbiangulatus</taxonomicName>
</emphasis>
Courville 2013: 66, pl. 1, fig. 2a, 2b (synonym of
<taxonomicName id="4C2395C2FF9DFFFD0512A462FE55FAC3" box="[294,419,1283,1306]" class="Cephalopoda" family="Nautilidae" genus="Cenoceras" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="species" species="undetermined">
<emphasis id="B9573253FF9DFFFD0512A462FE77FAC3" box="[294,385,1283,1306]" italics="true" pageId="15" pageNumber="484">Cenoceras</emphasis>
sp.
</taxonomicName>
or
<taxonomicName id="4C2395C2FF9DFFFD05F7A462FD92FAC3" box="[451,612,1282,1306]" class="Cephalopoda" family="Paracenoceratidae" genus="Paracenoceras" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="species" species="undetermined">
<emphasis id="B9573253FF9DFFFD05F7A462FDB7FAC3" box="[451,577,1283,1306]" italics="true" pageId="15" pageNumber="484">Paracenoceras</emphasis>
sp.
</taxonomicName>
)
</paragraph>
</subSubSection>
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.
<emphasis id="B9573253FF9DFFFD04CFA450FEE2FA91" box="[251,276,1329,1352]" italics="true" pageId="15" pageNumber="484"></emphasis>
Large sized nautilus for the genus, compressed subrectangular section with a flattened venter, becoming concave and boarded by angular margins on the body-chamber. Suture line with a deep lateral lobe followed by a wide lateral saddle.
</paragraph>
</subSubSection>
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. —
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<collectingCountry id="F334AED1FF9DFFFD05BFA4CFFE38FA1F" box="[395,462,1454,1478]" name="France" pageId="15" pageNumber="484">France</collectingCountry>
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<specimenCount id="9D2525C8FF9DFFFD05D3A4CFFDAFFA1F" box="[487,601,1454,1478]" count="1" pageId="15" pageNumber="484" type="generic">1 specimen</specimenCount>
(near complete); Nouvelle-Aquitaine, Pamproux (
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0015); [
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,
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];
<taxonomicName id="4C2395C2FF9DFFFD04B0A482FF0BFA23" authority="Zone" authorityName="Zone" box="[132,253,1507,1530]" class="Gastropoda" family="Patellidae" genus="Patina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Archaeogastropoda" pageId="15" pageNumber="484" phylum="Mollusca" rank="genus">
<emphasis id="B9573253FF9DFFFD04B0A482FF34FA23" box="[132,194,1507,1530]" italics="true" pageId="15" pageNumber="484">Patina</emphasis>
Zone
</taxonomicName>
; Patrick Branger leg.;
<collectionCode id="ED327684FF9DFFFD05F9A482FDECFA22" box="[461,538,1507,1531]" pageId="15" pageNumber="484">MBAN</collectionCode>
;
<emphasis id="B9573253FF9DFFFD0615A482FD5EFA22" box="[545,680,1507,1531]" italics="true" pageId="15" pageNumber="484">2023.PB.N73</emphasis>
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(near complete); Nouvelle-Aquitaine, Limalonges, les Maisons-Blanches; [
<geoCoordinate id="EE178886FF9DFFFD04DAA776FE91F9F6" box="[238,359,1559,1583]" degrees="46" direction="north" minutes="08" orientation="latitude" pageId="15" pageNumber="484" precision="15" seconds="15" value="46.1375">46°0815”N</geoCoordinate>
,
<geoCoordinate id="EE178886FF9DFFFD0544A779FE20F9E9" box="[368,470,1560,1584]" degrees="0" direction="east" minutes="10" orientation="longitude" pageId="15" pageNumber="484" precision="15" seconds="28" value="0.17444445">0°1028”E</geoCoordinate>
]; Zone?; Age?; Patrick Branger leg.;
<collectionCode id="ED327684FF9DFFFD049AA753FF0CF993" box="[174,250,1586,1610]" pageId="15" pageNumber="484">MBAN</collectionCode>
;
<emphasis id="B9573253FF9DFFFD0536A753FE71F993" box="[258,391,1586,1610]" italics="true" pageId="15" pageNumber="484">2023.PB.N74</emphasis>
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(near complete); Nouvelle-Aquitaine, Bougon; [
<geoCoordinate id="EE178886FF9DFFFD057CA72DFE48F9BD" box="[328,446,1612,1636]" degrees="46" direction="north" minutes="21" orientation="latitude" pageId="15" pageNumber="484" precision="15" seconds="18" value="46.355">46°2118”N</geoCoordinate>
,
<geoCoordinate id="EE178886FF9DFFFD05F2A72CFDC4F9BC" box="[454,562,1613,1637]" degrees="0" direction="west" minutes="03" orientation="longitude" pageId="15" pageNumber="484" precision="15" seconds="11" value="-0.053055555">0°0311”W</geoCoordinate>
];
<taxonomicName id="4C2395C2FF9DFFFD0671A72DFD35F9BD" authority="Zone" authorityName="Zone" box="[581,707,1612,1636]" class="Magnoliopsida" family="Cactaceae" genus="Gracilis" higherTaxonomySource="GBIF" kingdom="Plantae" order="Caryophyllales" pageId="15" pageNumber="484" phylum="Tracheophyta" rank="genus">
<emphasis id="B9573253FF9DFFFD0671A72DFD7CF9BD" box="[581,650,1612,1636]" italics="true" pageId="15" pageNumber="484">Gracilis</emphasis>
Zone
</taxonomicName>
,
<taxonomicName id="4C2395C2FF9DFFFD06FDA72CFE50F9A6" authority="Subzone, Boginense Horizon" authorityName="Subzone, Boginense Horizon" class="Gastropoda" family="Patellidae" genus="Patina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Archaeogastropoda" pageId="15" pageNumber="484" phylum="Mollusca" rank="genus">
<emphasis id="B9573253FF9DFFFD06FDA72CFCF3F9BD" box="[713,773,1613,1636]" italics="true" pageId="15" pageNumber="484">Patina</emphasis>
Subzone,
<emphasis id="B9573253FF9DFFFD04DCA709FEB0F9A6" box="[232,326,1640,1663]" italics="true" pageId="15" pageNumber="484">Boginense</emphasis>
Horizon
</taxonomicName>
; Lower Callovian; Patrick Branger leg.;
<collectionCode id="ED327684FF9DFFFD0482A7E3FEF5F943" box="[182,259,1666,1690]" pageId="15" pageNumber="484">MBAN</collectionCode>
;
<emphasis id="B9573253FF9DFFFD0538A7E3FE57F943" box="[268,417,1666,1690]" italics="true" pageId="15" pageNumber="484">2023.PB.N110</emphasis>
(
<figureCitation id="1318F2C4FF9DFFFD0584A7E0FDFDF943" box="[432,523,1665,1690]" captionStart="FIG" captionStartId="17.[132,142,1917,1934]" captionTargetBox="[223,1365,215,1878]" captionTargetId="figure-19@17.[792,1366,768,1324]" captionTargetPageId="17" captionText="FIG. 13. — A, Antaganides cf. erycinus (Tagliarini, 1901), n. comb., specimen 2023.PB.N129, with its preserved muscle scar, Niort, Upper Bajocian, Niortense Zone; B, Antaganides cf.erycinus (Tagliarini,1901),n.comb.,specimen 2023.PB.N148, with its siphuncle,viaduc de lÉgray,Upper Bajocian,Niortense Zone;C, Pseudaganides crechensis n. sp.,specimen 2023.PB.N143, newly hatched shell showing its reticulate ornamentation on the phragmocon;D1-D3, Pseudaganides subbiangulatus (dOrbigny,1850),specimen 2023.PB.N110, full grown shell with itswell preserved aperture,Bougon,Lower Callovian,Gracilis Zone,Patina Subzone,Boginense Horizon; E1-E3, Pseudaganides subbiangulatus, specimen 2023.PB.N112, Niort,Middle Callovian,Anceps Zone,Stuebeli Subzone.*, end of the phragmocone.Scale bars:1 cm." figureDoi="http://doi.org/10.5281/zenodo.13884463" httpUri="https://zenodo.org/record/13884463/files/figure.png" pageId="15" pageNumber="484">Fig. 13D</figureCitation>
<figureCitation id="1318F2C4FF9DFFFD063FA7E3FDC4F943" box="[523,562,1666,1690]" captionStart="FIG" captionStartId="4.[132,143,1359,1376]" captionTargetBox="[429,1158,216,1328]" captionTargetId="figure-307@4.[432,1157,216,1327]" captionTargetPageId="4" captionText="FIG. 1. — Geographical map reporting the position of the localities that provided specimens of Antaganides n. gen.and Pseudaganides Spath,1927: 1, Buffevent quarry;2, Niort; 3, Aiffres; 4, Trotte-buie quarry; 5, A83 highway trench at Viaduc de lÉgray; 6, Les Lucs (Échiré); 7, Chaban-de-Chauray; 8, La Crèche; 9, Salles; 10, Bougon; 11, Les Hauts-de-Rochefort quarry; 12, Les Maisons-Blanches; 13, La Grève quarry near Saint-Laon; 14, Montreuil-Bellay." figureDoi="http://doi.org/10.5281/zenodo.13884435" httpUri="https://zenodo.org/record/13884435/files/figure.png" pageId="15" pageNumber="484">1-D</figureCitation>
3) •
</materialsCitation>
<materialsCitation id="3B4BE41CFF9DFFFD066BA7E3FD7EF932" latitude="46.306942" longitude="-0.46166664" pageId="15" pageNumber="484">
<specimenCount id="9D2525C8FF9DFFFD066BA7E3FD3BF940" box="[607,717,1665,1690]" count="1" pageId="15" pageNumber="484" type="generic">1 specimen</specimenCount>
(near complete); Nouvelle-Aquitaine, Niort; [
<geoCoordinate id="EE178886FF9DFFFD0631A7FDFD89F96D" box="[517,639,1692,1716]" degrees="46" direction="north" minutes="18" orientation="latitude" pageId="15" pageNumber="484" precision="15" seconds="25" value="46.306942">46°1825”N</geoCoordinate>
,
<geoCoordinate id="EE178886FF9DFFFD06BCA7FDFD0EF96D" box="[648,760,1692,1716]" degrees="0" direction="west" minutes="27" orientation="longitude" pageId="15" pageNumber="484" precision="15" seconds="42" value="-0.46166664">0°2742”W</geoCoordinate>
];
<taxonomicName id="4C2395C2FF9DFFFD04B0A7D6FE45F917" authority="Zone, Stuebeli Subzone" authorityName="Zone, Stuebeli Subzone" box="[132,435,1718,1742]" class="Gastropoda" family="Trochidae" genus="Anceps" kingdom="Animalia" order="Trochida" pageId="15" pageNumber="484" phylum="Mollusca" rank="genus">
<emphasis id="B9573253FF9DFFFD04B0A7D6FF35F917" box="[132,195,1719,1742]" italics="true" pageId="15" pageNumber="484">Anceps</emphasis>
Zone,
<emphasis id="B9573253FF9DFFFD0538A7D7FEA0F917" box="[268,342,1718,1742]" italics="true" pageId="15" pageNumber="484">Stuebeli</emphasis>
Subzone
</taxonomicName>
; Middle Callovian; Patrick Branger leg.;
<collectionCode id="ED327684FF9DFFFD04E0A7B0FED2F930" box="[212,292,1745,1769]" pageId="15" pageNumber="484">MBAN</collectionCode>
;
<emphasis id="B9573253FF9DFFFD0507A7B0FE26F930" box="[307,464,1745,1769]" italics="true" pageId="15" pageNumber="484">2023.PB.N112</emphasis>
(
<figureCitation id="1318F2C4FF9DFFFD05EBA7B0FDCBF930" box="[479,573,1745,1769]" captionStart="FIG" captionStartId="17.[132,142,1917,1934]" captionTargetBox="[223,1365,215,1878]" captionTargetId="figure-19@17.[792,1366,768,1324]" captionTargetPageId="17" captionText="FIG. 13. — A, Antaganides cf. erycinus (Tagliarini, 1901), n. comb., specimen 2023.PB.N129, with its preserved muscle scar, Niort, Upper Bajocian, Niortense Zone; B, Antaganides cf.erycinus (Tagliarini,1901),n.comb.,specimen 2023.PB.N148, with its siphuncle,viaduc de lÉgray,Upper Bajocian,Niortense Zone;C, Pseudaganides crechensis n. sp.,specimen 2023.PB.N143, newly hatched shell showing its reticulate ornamentation on the phragmocon;D1-D3, Pseudaganides subbiangulatus (dOrbigny,1850),specimen 2023.PB.N110, full grown shell with itswell preserved aperture,Bougon,Lower Callovian,Gracilis Zone,Patina Subzone,Boginense Horizon; E1-E3, Pseudaganides subbiangulatus, specimen 2023.PB.N112, Niort,Middle Callovian,Anceps Zone,Stuebeli Subzone.*, end of the phragmocone.Scale bars:1 cm." figureDoi="http://doi.org/10.5281/zenodo.13884463" httpUri="https://zenodo.org/record/13884463/files/figure.png" pageId="15" pageNumber="484">Fig. 13E</figureCitation>
<figureCitation id="1318F2C4FF9DFFFD0609A7B0FD97F930" box="[573,609,1745,1769]" captionStart="FIG" captionStartId="4.[132,143,1359,1376]" captionTargetBox="[429,1158,216,1328]" captionTargetId="figure-307@4.[432,1157,216,1327]" captionTargetPageId="4" captionText="FIG. 1. — Geographical map reporting the position of the localities that provided specimens of Antaganides n. gen.and Pseudaganides Spath,1927: 1, Buffevent quarry;2, Niort; 3, Aiffres; 4, Trotte-buie quarry; 5, A83 highway trench at Viaduc de lÉgray; 6, Les Lucs (Échiré); 7, Chaban-de-Chauray; 8, La Crèche; 9, Salles; 10, Bougon; 11, Les Hauts-de-Rochefort quarry; 12, Les Maisons-Blanches; 13, La Grève quarry near Saint-Laon; 14, Montreuil-Bellay." figureDoi="http://doi.org/10.5281/zenodo.13884435" httpUri="https://zenodo.org/record/13884435/files/figure.png" pageId="15" pageNumber="484">1-E</figureCitation>
3) •
</materialsCitation>
<materialsCitation id="3B4BE41CFF9DFFFD06A5A7B0FF4CF88C" latitude="46.95528" longitude="-0.027222224" pageId="15" pageNumber="484">
<specimenCount id="9D2525C8FF9DFFFD06A5A7B0FCF0F930" box="[657,774,1745,1769]" count="1" pageId="15" pageNumber="484" type="generic">1 specimen</specimenCount>
(near complete); Nouvelle-Aquitaine, Saint-Laon, la Grève quarry (
<collectionCode id="ED327684FF9DFFFD04B9A667FF35F8C7" box="[141,195,1798,1822]" pageId="15" pageNumber="484">POC</collectionCode>
0051); [
<geoCoordinate id="EE178886FF9DFFFD0523A667FE60F8C7" box="[279,406,1798,1822]" degrees="46" direction="north" minutes="57" orientation="latitude" pageId="15" pageNumber="484" precision="15" seconds="19" value="46.95528">46°5719”N</geoCoordinate>
,
<geoCoordinate id="EE178886FF9DFFFD0597A667FDE0F8C7" box="[419,534,1798,1822]" degrees="0" direction="west" minutes="01" orientation="longitude" pageId="15" pageNumber="484" precision="15" seconds="38" value="-0.027222224">0°0138”W</geoCoordinate>
];
<taxonomicName id="4C2395C2FF9DFFFD061BA667FD46F8C4" authority="Zone" authorityName="Zone" box="[559,688,1798,1821]" class="Gastropoda" family="Trochidae" genus="Anceps" kingdom="Animalia" order="Trochida" pageId="15" pageNumber="484" phylum="Mollusca" rank="genus">
<emphasis id="B9573253FF9DFFFD061BA667FD86F8C4" box="[559,624,1798,1821]" italics="true" pageId="15" pageNumber="484">Anceps</emphasis>
Zone
</taxonomicName>
; Middle Callovian; Patrick Branger leg.;
<collectionCode id="ED327684FF9DFFFD0584A641FE0AF8E1" box="[432,508,1824,1848]" pageId="15" pageNumber="484">MBAN</collectionCode>
;
<emphasis id="B9573253FF9DFFFD0634A641FD65F8E1" box="[512,659,1824,1848]" italics="true" pageId="15" pageNumber="484">2023.PB.N144</emphasis>
(Fig. 14A1- A3) •
</materialsCitation>
<materialsCitation id="3B4BE41CFF9DFFFD04F6A65AFEDBF853" latitude="46.352222" longitude="-0.29944444" pageId="15" pageNumber="484">
<specimenCount id="9D2525C8FF9DFFFD04F6A65AFEC7F88A" box="[194,305,1851,1875]" count="1" pageId="15" pageNumber="484" type="generic">1 specimen</specimenCount>
(near complete); Nouvelle-Aquitaine, Chauray, Chaban; [
<geoCoordinate id="EE178886FF9DFFFD04D1A634FEA9F8B4" box="[229,351,1877,1901]" degrees="46" direction="north" minutes="21" orientation="latitude" pageId="15" pageNumber="484" precision="15" seconds="08" value="46.352222">46°2108”N</geoCoordinate>
,
<geoCoordinate id="EE178886FF9DFFFD055DA634FE2FF8B4" box="[361,473,1877,1901]" degrees="0" direction="west" minutes="17" orientation="longitude" pageId="15" pageNumber="484" precision="15" seconds="58" value="-0.29944444">0°1758”W</geoCoordinate>
]; Patrick Branger leg.;
<collectionCode id="ED327684FF9DFFFD0682A634FCF5F8B4" box="[694,771,1877,1901]" pageId="15" pageNumber="484">MBAN</collectionCode>
;
<emphasis id="B9573253FF9DFFFD04B7A611FEE1F851" box="[131,279,1904,1928]" italics="true" pageId="15" pageNumber="484">2023.PB.N149</emphasis>
; •
</materialsCitation>
<materialsCitation id="3B4BE41CFF9DFFFD0505A611FCF1F864" latitude="46.352222" longitude="-0.29944444" pageId="15" pageNumber="484">
<specimenCount id="9D2525C8FF9DFFFD0505A611FE6AF85E" box="[305,412,1903,1928]" count="1" pageId="15" pageNumber="484" type="generic">1 specimen</specimenCount>
(near complete); Nouvelle-Aquitaine, La Crèche; [
<geoCoordinate id="EE178886FF9DFFFD04CDA6EBFE84F87B" box="[249,370,1930,1954]" degrees="46" direction="north" minutes="21" orientation="latitude" pageId="15" pageNumber="484" precision="15" seconds="08" value="46.352222">46°2108”N</geoCoordinate>
,
<geoCoordinate id="EE178886FF9DFFFD054FA6EBFE1DF87B" box="[379,491,1930,1954]" degrees="0" direction="west" minutes="17" orientation="longitude" pageId="15" pageNumber="484" precision="15" seconds="58" value="-0.29944444">0°1758”W</geoCoordinate>
];
<taxonomicName id="4C2395C2FF9DFFFD05CAA6EBFD76F878" authority="Zone" authorityName="Zone" box="[510,640,1930,1954]" class="Magnoliopsida" family="Cactaceae" genus="Gracilis" higherTaxonomySource="GBIF" kingdom="Plantae" order="Caryophyllales" pageId="15" pageNumber="484" phylum="Tracheophyta" rank="genus">
<emphasis id="B9573253FF9DFFFD05CAA6EBFDB0F87B" box="[510,582,1930,1954]" italics="true" pageId="15" pageNumber="484">Gracilis</emphasis>
Zone
</taxonomicName>
; Lower Callovian; Patrick Branger leg.;
<collectionCode id="ED327684FF9DFFFD054BA6C4FE3AF864" box="[383,460,1957,1981]" pageId="15" pageNumber="484">MBAN</collectionCode>
;
<emphasis id="B9573253FF9DFFFD05E6A6C4FD91F864" box="[466,615,1957,1981]" italics="true" pageId="15" pageNumber="484">2023.PB.N155</emphasis>
(Fig. 15A1-A3).
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection id="C339BDCAFF9DFFFD04B0A6B2FBB3FC37" pageId="15" pageNumber="484" type="description">
<paragraph id="8B9CEE41FF9DFFFD04B0A6B2FE34F833" blockId="15.[132,450,2002,2027]" box="[132,450,2002,2027]" pageId="15" pageNumber="484">
<smallCapsWord id="8D7A789DFF9DFFFD04B0A6B2FED4F830" baselines="2020,2021" box="[132,290,2003,2026]" lowerCaseFontSize="7" mainFontSize="10" normCase="title" normString="Measurements" pageId="15" pageNumber="484">MEASUREMENTS</smallCapsWord>
.
<emphasis id="B9573253FF9DFFFD051BA6B2FEBEF833" box="[303,328,2003,2026]" italics="true" pageId="15" pageNumber="484"></emphasis>
See
<tableCitation id="C6A1DBFAFF9DFFFD0540A6B3FE34F833" box="[372,450,2002,2027]" captionStart="TABLE" captionStartId="18.[813,824,219,236]" captionTargetPageId="18" captionText="TABLE 8. — Measurements (D, H, W, U, P, L, in mm) for Pseudaganides subbiangulatus (dOrbigny, 1850)." httpUri="http://table.plazi.org/id/DF5CBEC9FF80FFE00719A1BAFBDEFEDA" pageId="15" pageNumber="484" tableUuid="DF5CBEC9FF80FFE00719A1BAFBDEFEDA">Table 8.</tableCitation>
</paragraph>
<paragraph id="8B9CEE41FF9DFFFD0719A1B9FC4BFF29" blockId="15.[811,1458,216,1007]" box="[813,957,216,242]" pageId="15" pageNumber="484">
<smallCapsWord id="8D7A789DFF9DFFFD0719A1B9FC4BFF29" baselines="235,235" box="[813,957,216,242]" lowerCaseFontSize="8" mainFontSize="11" normCase="title" normString="Description" pageId="15" pageNumber="484">DESCRIPTION</smallCapsWord>
</paragraph>
<paragraph id="8B9CEE41FF9DFFFD0719A196FBBAFD36" blockId="15.[811,1458,216,1007]" pageId="15" pageNumber="484">
The
<typeStatus id="549850E3FF9DFFFD0754A196FC30FEC8" box="[864,966,247,273]" pageId="15" pageNumber="484" type="lectotype">lectotype</typeStatus>
(MNHN.F.R54480, dOrbigny collection n°2593 B, stored at the Muséum national dHistoire naturelle, in Paris) has been revised by
<bibRefCitation id="EFB293B0FF9DFFFD007BA056FA5DFE88" author="MARCHAND D. &amp; TINTANT H." box="[1103,1451,311,337]" pageId="15" pageNumber="484" pagination="111 - 169" refId="ref15635" refString="MARCHAND D. &amp; TINTANT H. 1971. - Etudes statistiques sur Pseudaganides aganiticus (Schlotheim) et diverses especes voisines. Bulletin des Sciences de Bourgogne 28: 111 - 169." type="journal article" year="1971">Marchand &amp; Tintant (1971: 142</bibRefCitation>
, pl. IV, 1a, b). It consists in a large sized specimen (
<quantity id="4CDB43A4FF9DFFFD0113A036FA75FEA8" box="[1319,1411,343,369]" metricMagnitude="-1" metricUnit="m" metricValue="1.3599999999999999" pageId="15" pageNumber="484" unit="mm" value="136.0">136 mm</quantity>
) for the genus
<taxonomicName id="4C2395C2FF9DFFFD07A1A016FBD1FE48" authorityName="Spath" authorityYear="1927" box="[917,1063,375,401]" class="Cephalopoda" family="Pseudonautilidae" genus="Pseudaganides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="genus">
<emphasis id="B9573253FF9DFFFD07A1A016FBD1FE48" box="[917,1063,375,401]" italics="true" pageId="15" pageNumber="484">Pseudaganides</emphasis>
</taxonomicName>
, well preserved, just a little distorted. The body-chamber is not complete. The umbilicus is rather narrow (
<figureCitation id="1318F2C4FF9DFFFD07BDA0D7FC30FE08" box="[905,966,438,465]" captionStart="FIG" captionStartId="9.[132,143,883,900]" captionTargetBox="[139,1451,215,843]" captionTargetId="graphics-190@9.[139,1451,215,843]" captionTargetPageId="9" captionText="FIG. 7. — Ratio “u” of the umbilical width compared with the diameter of the shell (U/D) among the different species of Antaganides n. gen. and Pseudaganides Spath, 1927." figureDoi="http://doi.org/10.5281/zenodo.13884447" httpUri="https://zenodo.org/record/13884447/files/figure.png" pageId="15" pageNumber="484">Fig. 7</figureCitation>
) with an oblique umbilical wall. Its section is higher than wide, flanks are rounded with a maximum width at about one third of the height. The upper part of the flanks is slightly depressed at the end of the phragmocone and it is separated from the venter by a smooth but well-marked ridge. The flanks of the body-chamber are more rounded. The ventral area is narrow, convex on the phragmocone, slightly concave on the body-chamber. Suture line (
<figureCitation id="1318F2C4FF9DFFFD0125A3F7FA7BFD69" box="[1297,1421,662,688]" captionStart="FIG" captionStartId="7.[132,143,1019,1036]" captionTargetBox="[226,1361,215,976]" captionTargetId="figure-370@7.[227,1361,215,975]" captionTargetPageId="7" captionText="FIG. 4. — Suture lines of Antaganides n. gen. and Pseudaganides Spath, 1927: A, Antaganides cf. erycinus (Tagliarini,1901), n. comb., 2023.PB.N117; B, Antaganides sauvageti n. gen., n. sp. 2023.PB.N64; C, Antaganides fournieri n. gen., n. sp., 2023.PB.N105; D, Pseudaganides aquitanense n. sp., 2023.PB.N96; E, Pseudaganides buffeventin. sp.,2023.PB.N76; F, Pseudaganides crechensisn. sp., 2023.PB.N107; G, Pseudaganides subbiangulatus (dOrbigny,1850),2023. PB.N73, Patina Zone; H, Pseudaganides subbiangulatus, 2023.PB.N112, Anceps Zone." figureDoi="http://doi.org/10.5281/zenodo.13884439" httpUri="https://zenodo.org/record/13884439/files/figure.png" pageId="15" pageNumber="484">Fig. 4G, H</figureCitation>
) is very sinuous with a wide and deep lateral lobe (P/L = 0.55) and a shallow ventral lobe.
</paragraph>
<paragraph id="8B9CEE41FF9DFFFD0777A397FBB3FC37" blockId="15.[811,1458,216,1007]" pageId="15" pageNumber="484">
Among our
<specimenCount id="9D2525C8FF9DFFFD07F6A397FB87FCD6" box="[962,1137,757,784]" count="7" pageId="15" pageNumber="484" type="generic">seven specimens</specimenCount>
, six are a little smaller than the
<typeStatus id="549850E3FF9DFFFD071FA274FC7BFCF6" box="[811,909,789,815]" pageId="15" pageNumber="484" type="lectotype">lectotype</typeStatus>
(measurements from
<bibRefCitation id="EFB293B0FF9DFFFD0041A274FA56FCF6" author="MARCHAND D. &amp; TINTANT H." box="[1141,1440,789,815]" pageId="15" pageNumber="484" pagination="111 - 169" refId="ref15635" refString="MARCHAND D. &amp; TINTANT H. 1971. - Etudes statistiques sur Pseudaganides aganiticus (Schlotheim) et diverses especes voisines. Bulletin des Sciences de Bourgogne 28: 111 - 169." type="journal article" year="1971">Marchand &amp; Tintant, 1971</bibRefCitation>
), the maximum diameter observed is
<quantity id="4CDB43A4FF9DFFFD0093A254FAF3FC89" box="[1191,1285,821,848]" metricMagnitude="-1" metricUnit="m" metricValue="1.1099999999999999" pageId="15" pageNumber="484" unit="mm" value="111.0">111 mm</quantity>
, but their shape and septa fit perfectly with the diagnosis of
<taxonomicName id="4C2395C2FF9DFFFD00C1A237FA51FCB6" baseAuthorityName="d'Orbigny" baseAuthorityYear="1850" box="[1269,1447,853,879]" class="Cephalopoda" family="Pseudonautilidae" genus="Pseudaganides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="species" species="subbiangulatus">
<emphasis id="B9573253FF9DFFFD00C1A237FA51FCB6" box="[1269,1447,853,879]" italics="true" pageId="15" pageNumber="484">P. subbiangulatus</emphasis>
</taxonomicName>
. The sample from the collection of the École des Mines figured by
<bibRefCitation id="EFB293B0FF9DFFFD0779A2F4FC06FC76" author="RULLEAU L." box="[845,1008,917,943]" pageId="15" pageNumber="484" refId="ref15752" refString="RULLEAU L. 2008. - Les nautiles du Lias et du Dogger de la region lyonnaise. Section Geo-Paleo. Comite d'Etablissement Lafarge Ciments, 149 p., 35 pls." type="book" year="2008">Rulleau (2008)</bibRefCitation>
also belong to the same species. Only
<specimenCount id="9D2525C8FF9DFFFD01BCA2F4FC67FC16" count="1" pageId="15" pageNumber="484" type="generic">one specimen</specimenCount>
,
<emphasis id="B9573253FF9DFFFD07AEA2D4FBCCFC16" box="[922,1082,949,975]" italics="true" pageId="15" pageNumber="484">2023.PB.N155</emphasis>
(Fig. 15A1-A3), although distorted, is as large as the
<typeStatus id="549850E3FF9DFFFD07E8A2B5FBB7FC37" box="[988,1089,980,1006]" pageId="15" pageNumber="484" type="lectotype">lectotype</typeStatus>
.
</paragraph>
</subSubSection>
<subSubSection id="C339BDCAFF9DFFFD0719A574FC25F832" pageId="15" pageNumber="484" type="discussion">
<paragraph id="8B9CEE41FF9DFFFD0719A574FC67FBF4" blockId="15.[811,1457,1045,2027]" box="[813,913,1045,1071]" pageId="15" pageNumber="484">
<smallCapsWord id="8D7A789DFF9DFFFD0719A574FC67FBF4" baselines="1064,1064" box="[813,913,1045,1071]" lowerCaseFontSize="8" mainFontSize="11" normCase="title" normString="Remarks" pageId="15" pageNumber="484">REMARKS</smallCapsWord>
</paragraph>
<paragraph id="8B9CEE41FF9DFFFD0719A555FBB7F9F5" blockId="15.[811,1457,1045,2027]" pageId="15" pageNumber="484">
<taxonomicName id="4C2395C2FF9DFFFD0719A555FBA9FB97" baseAuthorityName="d'Orbigny" baseAuthorityYear="1850" box="[813,1119,1076,1102]" class="Cephalopoda" family="Pseudonautilidae" genus="Pseudaganides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="species" species="subbiangulatus">
<emphasis id="B9573253FF9DFFFD0719A555FBA9FB97" box="[813,1119,1076,1102]" italics="true" pageId="15" pageNumber="484">Pseudaganides subbiangulatus</emphasis>
</taxonomicName>
is the largest
<taxonomicName id="4C2395C2FF9DFFFD00DEA555FCA5FBB7" pageId="15" pageNumber="484">
<emphasis id="B9573253FF9DFFFD00DEA555FA8AFB97" box="[1258,1404,1076,1102]" italics="true" pageId="15" pageNumber="484">Pseudaganides</emphasis>
species
</taxonomicName>
(
<figureCitation id="1318F2C4FF9DFFFD0755A535FC5DFBB7" box="[865,939,1108,1134]" captionStart="FIG" captionStartId="10.[132,143,1605,1622]" captionTargetBox="[208,1379,955,1567]" captionTargetId="graphics-542@10.[246,1222,963,1480]" captionTargetPageId="10" captionText="FIG. 10. — Evolution of the size of the adult shell and phragmocone among the different species of Antaganides n. gen. and Pseudaganides Spath, 1927 for full grown shells." figureDoi="http://doi.org/10.5281/zenodo.13884455" httpUri="https://zenodo.org/record/13884455/files/figure.png" pageId="15" pageNumber="484">Fig. 10</figureCitation>
). When
<bibRefCitation id="EFB293B0FF9DFFFD0031A535FAC2FBB7" author="MARCHAND D. &amp; TINTANT H." box="[1029,1332,1108,1134]" pageId="15" pageNumber="484" pagination="111 - 169" refId="ref15635" refString="MARCHAND D. &amp; TINTANT H. 1971. - Etudes statistiques sur Pseudaganides aganiticus (Schlotheim) et diverses especes voisines. Bulletin des Sciences de Bourgogne 28: 111 - 169." type="journal article" year="1971">Marchand &amp;Tintant (1971)</bibRefCitation>
wrote their revision, they considered that among dOrbignys material only
<specimenCount id="9D2525C8FF9DFFFD0751A5F5FC0FFB77" box="[869,1017,1172,1198]" count="1" pageId="15" pageNumber="484" type="generic">one specimen</specimenCount>
was fitting perfectly to the
<typeStatus id="549850E3FF9DFFFD0116A5F5FAA2FB77" box="[1314,1364,1172,1198]" pageId="15" pageNumber="484">type</typeStatus>
. Following his stratigraphical placement, they restricted the species to large specimens of Upper Bathonian age. The samples clearly show that all these former stratigraphic attributions are probably erroneous. Some smaller, below
<quantity id="4CDB43A4FF9DFFFD011DA475FA8BFAF7" box="[1321,1405,1300,1326]" metricMagnitude="-2" metricUnit="m" metricValue="8.0" pageId="15" pageNumber="484" unit="mm" value="80.0">80 mm</quantity>
, but very similar
<taxonomicName id="4C2395C2FF9DFFFD0783A452FBBDFA94" authorityName="Spath" authorityYear="1927" box="[951,1099,1331,1357]" class="Cephalopoda" family="Pseudonautilidae" genus="Pseudaganides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="genus">
<emphasis id="B9573253FF9DFFFD0783A452FBBDFA94" box="[951,1099,1331,1357]" italics="true" pageId="15" pageNumber="484">Pseudaganides</emphasis>
</taxonomicName>
of Lower and Middle Callovian age were described by
<bibRefCitation id="EFB293B0FF9DFFFD001EA432FAA9FAB4" author="MARCHAND D. &amp; TINTANT H." box="[1066,1375,1363,1389]" pageId="15" pageNumber="484" pagination="111 - 169" refId="ref15635" refString="MARCHAND D. &amp; TINTANT H. 1971. - Etudes statistiques sur Pseudaganides aganiticus (Schlotheim) et diverses especes voisines. Bulletin des Sciences de Bourgogne 28: 111 - 169." type="journal article" year="1971">Marchand &amp; Tintant (1971</bibRefCitation>
: pl. II, fig. 1a-b-c, fig. III, pl. 6) as a new subspecies,
<taxonomicName id="4C2395C2FF9DFFFD0129A412FB78FA74" authorityName="Marchand &amp; Tintant" authorityYear="1971" class="Cephalopoda" family="Pseudonautilidae" genus="Pseudaganides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="subSpecies" species="subbiangulatus" subSpecies="dimidiatuo">
<emphasis id="B9573253FF9DFFFD0129A412FC3EFA74" italics="true" pageId="15" pageNumber="484">Pseudaganides subbiangulatus</emphasis>
subsp.
<emphasis id="B9573253FF9DFFFD0023A4F2FB78FA74" box="[1047,1166,1427,1453]" italics="true" pageId="15" pageNumber="484">dimidiatuo</emphasis>
</taxonomicName>
<emphasis id="B9573253FF9DFFFD00BAA4F2FB64FA74" box="[1166,1170,1427,1453]" italics="true" pageId="15" pageNumber="484">,</emphasis>
later named
<taxonomicName id="4C2395C2FF9DFFFD0128A4F2FBB1FA14" authority="(Tintant 1994)" baseAuthorityName="Tintant" baseAuthorityYear="1994" class="Cephalopoda" family="Pseudonautilidae" genus="Pseudaganides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="species" species="dimidiatus">
<emphasis id="B9573253FF9DFFFD0128A4F2FC6BFA14" italics="true" pageId="15" pageNumber="484">Pseudaganides dimidiatus</emphasis>
(
<bibRefCitation id="EFB293B0FF9DFFFD0799A4D2FBC9FA14" author="TINTANT H." box="[941,1087,1459,1485]" pageId="15" pageNumber="484" pagination="35 - 36" refId="ref16254" refString="TINTANT H. 1994. - Pseudaganides subbiangulatus (d'Orbigny, 1850), in FISCHER J. - C. (ed.), Revision critique de la Paleontologie francaise d'Alcide d'Orbigny. Vol. 1. Cephalopodes jurassiques. Masson, Paris: 35 - 36." type="book chapter" year="1994">Tintant 1994</bibRefCitation>
)
</taxonomicName>
. The average size of this new species from Western
<collectingCountry id="F334AED1FF9DFFFD07C2A4B2FBC8FA34" box="[1014,1086,1491,1517]" name="France" pageId="15" pageNumber="484">France</collectingCountry>
and
<collectingCountry id="F334AED1FF9DFFFD0040A4B2FB46FA34" box="[1140,1200,1491,1517]" name="Spain" pageId="15" pageNumber="484">Spain</collectingCountry>
was much smaller than
<taxonomicName id="4C2395C2FF9DFFFD0719A492FB94F9D4" baseAuthorityName="d'Orbigny" baseAuthorityYear="1850" box="[813,1122,1523,1549]" class="Cephalopoda" family="Pseudonautilidae" genus="Pseudaganides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="species" species="subbiangulatus">
<emphasis id="B9573253FF9DFFFD0719A492FB94F9D4" box="[813,1122,1523,1549]" italics="true" pageId="15" pageNumber="484">Pseudaganides subbiangulatus</emphasis>
</taxonomicName>
and is also very different from our specimens, see below.
</paragraph>
<paragraph id="8B9CEE41FF9DFFFD0777A753FC25F832" blockId="15.[811,1457,1045,2027]" pageId="15" pageNumber="484">
According to our data and the patterns of the evolution of the genus
<taxonomicName id="4C2395C2FF9DFFFD07F2A733FBA9F9B5" authorityName="Spath" authorityYear="1927" box="[966,1119,1618,1644]" class="Cephalopoda" family="Pseudonautilidae" genus="Pseudaganides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="genus">
<emphasis id="B9573253FF9DFFFD07F2A733FBA9F9B5" box="[966,1119,1618,1644]" italics="true" pageId="15" pageNumber="484">Pseudaganides</emphasis>
</taxonomicName>
(see Origin and evolution of the Antaganides-Pseudaganides group) we assume that the initial stratigraphic placement to the Upper Bathonian by A. dOrbigny (1842) was erroneous. This fossil was collected by Mr. Cabannet in the neighbourhood of Nantua (French
<collectingRegion id="49E720A3FF9DFFFD071FA793FCACF8D5" box="[811,858,1778,1804]" country="Switzerland" name="Jura" pageId="15" pageNumber="484">Jura</collectingRegion>
) but, more probably, the
<typeStatus id="549850E3FF9DFFFD004AA793FB15F8D5" box="[1150,1251,1778,1804]" pageId="15" pageNumber="484" type="lectotype">lectotype</typeStatus>
should have been collected within the “alternance calcaréo-marneuse” from the Lower or Middle Callovian described in Nantuas area by
<bibRefCitation id="EFB293B0FF9DFFFD0765A630FB99F8B5" author="MANGOLD C. &amp; ENAY R." box="[849,1135,1873,1903]" pageId="15" pageNumber="484" refId="ref15544" refString="MANGOLD C. &amp; ENAY R. 2004. - Notice explicative. Carte geologique de la France (1 / 50 000), feuille Nantua (652). Bureau de Recherches geologiques et minieres (BRGM), Orleans, 180 p." type="book" year="2004">Mangold &amp; Énay (2004)</bibRefCitation>
.
<taxonomicName id="4C2395C2FF9DFFFD00B5A630FBD2F855" authority="(d'Orbigny, 1850)" baseAuthorityName="d'Orbigny" baseAuthorityYear="1850" class="Cephalopoda" family="Pseudonautilidae" genus="Pseudaganides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Nautilida" pageId="15" pageNumber="484" phylum="Mollusca" rank="species" species="subbiangulatus">
<emphasis id="B9573253FF9DFFFD00B5A630FCBDF852" italics="true" pageId="15" pageNumber="484">Pseudaganides subbiangulatus</emphasis>
(dOrbigny, 1850)
</taxonomicName>
is now considered as a nautilus of Lower and Middle Callovian age, from the
<taxonomicName id="4C2395C2FF9DFFFD0127A6F0FC51F815" authority="Zone, Grossouvrei" authorityName="Zone, Grossouvrei" class="Magnoliopsida" family="Cactaceae" genus="Gracilis" higherTaxonomySource="GBIF" kingdom="Plantae" order="Caryophyllales" pageId="15" pageNumber="484" phylum="Tracheophyta" rank="genus">
<emphasis id="B9573253FF9DFFFD0127A6F0FA90F872" box="[1299,1382,1937,1963]" italics="true" pageId="15" pageNumber="484">Gracilis</emphasis>
Zone,
<emphasis id="B9573253FF9DFFFD0719A6D3FC51F815" box="[813,935,1970,1996]" italics="true" pageId="15" pageNumber="484">Grossouvrei</emphasis>
</taxonomicName>
or
<emphasis id="B9573253FF9DFFFD07E5A6D3FBD7F812" box="[977,1057,1970,1995]" italics="true" pageId="15" pageNumber="484">Pictava</emphasis>
Subzone, to the
<taxonomicName id="4C2395C2FF9DFFFD00D5A6D0FC25F832" ID-CoL="7NYWZ" authority="Zone, Bannense Subzone." authorityName="Zone, Bannense Subzone." class="Gastropoda" family="Trochidae" genus="Anceps" kingdom="Animalia" order="Trochida" pageId="15" pageNumber="484" phylum="Mollusca" rank="genus">
<emphasis id="B9573253FF9DFFFD00D5A6D0FADEF812" box="[1249,1320,1969,1995]" italics="true" pageId="15" pageNumber="484">Anceps</emphasis>
Zone,
<emphasis id="B9573253FF9DFFFD0148A6D3FC93F832" italics="true" pageId="15" pageNumber="484">Bannense</emphasis>
Subzone.
</taxonomicName>
</paragraph>
</subSubSection>
</treatment>
</document>