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<mods:title id="CB2DBF9B1E4BABAC696973B7D5FF7E7E">Orthoceratoid and coleoid cephalopods from the Middle Triassic of Switzerland with an updated taxonomic framework for Triassic Orthoceratoidea</mods:title>
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<subSubSection id="B6AB6546FFA72C2A10BBFBC7FDC43781" box="[151,555,1134,1158]" pageId="21" pageNumber="22" type="nomenclature">
<paragraph id="FE0E36CDFFA72C2A10BBFBC7FDC43781" blockId="21.[151,555,1134,1158]" box="[151,555,1134,1158]" pageId="21" pageNumber="22">
<heading id="A54681A1FFA72C2A10BBFBC7FDC43781" box="[151,555,1134,1158]" fontSize="36" level="2" pageId="21" pageNumber="22" reason="3">
Genus
<taxonomicName id="39B14D4EFFA72C2A10C8FBC7FDC43781" ID-CoL="C5HKG" authority="Eichwald, 1851" authorityName="Eichwald" authorityYear="1851" box="[228,555,1134,1158]" class="Cephalopoda" family="Trematoceratidae" genus="Trematoceras" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Pseudorthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="genus">
<emphasis id="CCC5EADFFFA72C2A10C8FBC7FE6D3782" bold="true" box="[228,386,1134,1157]" italics="true" pageId="21" pageNumber="22">Trematoceras</emphasis>
Eichwald, 1851
</taxonomicName>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="B6AB6546FFA72C2A10BBFB06FD4F37C0" box="[151,672,1199,1223]" pageId="21" pageNumber="22" type="type_taxon">
<paragraph id="FE0E36CDFFA72C2A10BBFB06FD4F37C0" blockId="21.[151,672,1199,1223]" box="[151,672,1199,1223]" pageId="21" pageNumber="22">
<emphasis id="CCC5EADFFFA72C2A10BBFB06FEC637C0" bold="true" box="[151,297,1199,1223]" pageId="21" pageNumber="22">
<typeStatus id="210A886FFFA72C2A10BBFB06FF3F37C0" box="[151,208,1199,1223]" pageId="21" pageNumber="22">Type</typeStatus>
species
</emphasis>
:
<taxonomicName id="39B14D4EFFA72C2A1119FB06FD7537C0" authority="Munster, 1841" authorityName="Munster" authorityYear="1841" box="[309,666,1199,1223]" class="Globothalamea" family="Spiroplectamminidae" genus="Orthocera" kingdom="Chromista" order="Lituolida" pageId="21" pageNumber="22" phylum="Foraminifera" rank="species" species="elegans">
<emphasis id="CCC5EADFFFA72C2A1119FB06FE1737C0" box="[309,504,1199,1223]" italics="true" pageId="21" pageNumber="22">Orthocera elegans</emphasis>
<bibRefCitation id="9A204B3CFFA72C2A11D2FB19FD7537C0" author="MUnster, G. G." box="[510,666,1199,1223]" pageId="21" pageNumber="22" refId="ref25706" refString="MUnster, G. G. (1841). Beschreibung und Abbildung der in den Kalkmergelschichten von St. Cassian gefundenen Versteinerungen [Description and illustration of the fossils found in the limey marls of St. Cassian]." type="book" year="1841">Münster, 1841</bibRefCitation>
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection id="B6AB6546FFA72C2A10BBFB58FEF636EF" pageId="21" pageNumber="22" type="reference_group">
<paragraph id="FE0E36CDFFA72C2A10BBFB58FEF636EF" blockId="21.[151,775,1264,1513]" pageId="21" pageNumber="22">
<emphasis id="CCC5EADFFFA72C2A10BBFB58FEB2360F" bold="true" box="[151,349,1264,1289]" pageId="21" pageNumber="22">Included species</emphasis>
:
<taxonomicName id="39B14D4EFFA72C2A1143FB58FD72360E" authority="(Munster, 1841)" baseAuthorityName="Munster" baseAuthorityYear="1841" box="[367,669,1265,1289]" class="Cephalopoda" family="Trematoceratidae" genus="Orthocera" higherTaxonomySource="CoL" kingdom="Animalia" order="Pseudorthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="species" species="elegans">
<emphasis id="CCC5EADFFFA72C2A1143FB58FE32360E" box="[367,477,1265,1289]" italics="true" pageId="21" pageNumber="22">T. elegans</emphasis>
(
<bibRefCitation id="9A204B3CFFA72C2A11DDFB58FD7C360E" author="MUnster, G. G." box="[497,659,1265,1289]" pageId="21" pageNumber="22" refId="ref25706" refString="MUnster, G. G. (1841). Beschreibung und Abbildung der in den Kalkmergelschichten von St. Cassian gefundenen Versteinerungen [Description and illustration of the fossils found in the limey marls of St. Cassian]." type="book" year="1841">Münster, 1841</bibRefCitation>
)
</taxonomicName>
;
<taxonomicName id="39B14D4EFFA72C2A1282FB58FE74362E" authority="Schastlivceva, 1986" authorityName="Schastlivceva" authorityYear="1986" class="Cephalopoda" family="Orthoceratidae" genus="Trematoceras" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Orthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="species" species="boreale">
<emphasis id="CCC5EADFFFA72C2A1282FB58FF58362E" italics="true" pageId="21" pageNumber="22">T. boreale</emphasis>
<bibRefCitation id="9A204B3CFFA72C2A10EFFAB8FE74362E" author="Schastlivceva, N. P." box="[195,411,1297,1321]" pageId="21" pageNumber="22" pagination="122 - 129" refId="ref27027" refString="Schastlivceva, N. P. (1986). Nekotorye triasovye ortozeratidy i nautilidy Severo- Vostoka SSSR [Some Triassic orthoceratoids and nautilids from the northeastern USSR]. Byulleten' Moskovskogo obshestva ispytatelej prirody. Otdel Geologicheskij, 61, 122 - 129. (in Russian)." type="journal article" year="1986">Schastlivceva, 1986</bibRefCitation>
</taxonomicName>
;
<taxonomicName id="39B14D4EFFA72C2A1182FAB8FCEF362E" authority="Schastlivceva, 1986" authorityName="Schastlivceva" authorityYear="1986" box="[430,768,1297,1321]" class="Cephalopoda" family="Orthoceratidae" genus="Trematoceras" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Orthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="species" species="clarum">
<emphasis id="CCC5EADFFFA72C2A1182FAB8FDF3362E" box="[430,540,1297,1321]" italics="true" pageId="21" pageNumber="22">T. clarum</emphasis>
<bibRefCitation id="9A204B3CFFA72C2A1205FAB8FCEF362E" author="Schastlivceva, N. P." box="[553,768,1297,1321]" pageId="21" pageNumber="22" pagination="122 - 129" refId="ref27027" refString="Schastlivceva, N. P. (1986). Nekotorye triasovye ortozeratidy i nautilidy Severo- Vostoka SSSR [Some Triassic orthoceratoids and nautilids from the northeastern USSR]. Byulleten' Moskovskogo obshestva ispytatelej prirody. Otdel Geologicheskij, 61, 122 - 129. (in Russian)." type="journal article" year="1986">Schastlivceva, 1986</bibRefCitation>
</taxonomicName>
;
<taxonomicName id="39B14D4EFFA72C2A10BBFA98FE2E364E" authority="Niko et al., 2016" authorityName="Niko" authorityYear="2016" box="[151,449,1329,1353]" class="Cephalopoda" family="Orthoceratidae" genus="Trematoceras" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Orthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="species" species="hikichii">
<emphasis id="CCC5EADFFFA72C2A10BBFA98FEEC364E" box="[151,259,1329,1353]" italics="true" pageId="21" pageNumber="22">T. hikichii</emphasis>
<bibRefCitation id="9A204B3CFFA72C2A1120FA98FE2E364E" author="Niko, S. &amp; Ehiro, M. &amp; Takaizumi, Y." box="[268,449,1329,1353]" pageId="21" pageNumber="22" pagination="1 - 4" refId="ref25956" refString="Niko, S., Ehiro, M., &amp; Takaizumi, Y. (2016). Trematoceras hikichii sp. nov., an Early Triassic orthocerid cephalopod from the Osawa Formation, Miyagi Prefecture, Northeast Japan. Bulletin of the Tohoku University Museum, 15, 1 - 4." type="journal article" year="2016">Niko et al., 2016</bibRefCitation>
</taxonomicName>
;
<taxonomicName id="39B14D4EFFA72C2A11E3FA98FF24366E" authority="Schastlivceva, 1988" authorityName="Schastlivceva" authorityYear="1988" class="Cephalopoda" family="Orthoceratidae" genus="Trematoceras" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Orthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="species" species="insperatum">
<emphasis id="CCC5EADFFFA72C2A11E3FA98FD88364F" box="[463,615,1329,1352]" italics="true" pageId="21" pageNumber="22">T. insperatum</emphasis>
<bibRefCitation id="9A204B3CFFA72C2A1243FA98FF24366E" author="Schastlivceva, N. P." pageId="21" pageNumber="22" pagination="1 - 104" refId="ref27077" refString="Schastlivceva, N. P. (1988). Triasovye ortozeratidy i nautilidy SSSR [Triassic orthoceratoids and nautiloids of the USSR]. Akademiya Nauk SSSR, Trudy Paleontologicheskogo Instituta, 229, 1 - 104. (in Russian)." type="journal article" year="1988">Schastlivceva, 1988</bibRefCitation>
</taxonomicName>
;
<taxonomicName id="39B14D4EFFA72C2A10CFFAF8FD80366E" authority="(Gemmellaro, 1904)" authorityName="Pohle &amp; Klug" authorityYear="2024" baseAuthorityName="Gemmellaro" baseAuthorityYear="1904" box="[227,623,1361,1385]" class="Cephalopoda" family="Orthoceratidae" genus="Michelinoceras" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Orthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="species" species="lytosiphon" status="comb. nov.">
<emphasis id="CCC5EADFFFA72C2A10CFFAF8FE98366E" box="[227,375,1361,1385]" italics="true" pageId="21" pageNumber="22">T. lytosiphon</emphasis>
(Gemmellaro, 1904)
</taxonomicName>
<taxonomicNameLabel id="D7F657A4FFA72C2A1253FAF8FCEC366F" box="[639,771,1361,1385]" pageId="21" pageNumber="22" rank="species">comb. nov.</taxonomicNameLabel>
;
<taxonomicName id="39B14D4EFFA72C2A10BBFAD8FD88368E" authority="Schastlivceva, 1981" authorityName="Schastlivceva" authorityYear="1981" box="[151,615,1393,1417]" class="Cephalopoda" family="Orthoceratidae" genus="Trematoceras" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Orthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="species" species="mangishlakense">
<emphasis id="CCC5EADFFFA72C2A10BBFAD8FE81368E" box="[151,366,1393,1417]" italics="true" pageId="21" pageNumber="22">T. mangishlakense</emphasis>
<bibRefCitation id="9A204B3CFFA72C2A11A9FAD8FD88368E" author="Schastlivceva, N. P." box="[389,615,1393,1417]" pageId="21" pageNumber="22" pagination="76 - 82" refId="ref26976" refString="Schastlivceva, N. P. (1981). O sistematicheskom polozhenii triasovykh ortozeratoidej yuga SSSR [On the systematic position of Triassic orthoceratoids from the southern USSR]. Byulleten' Moskovskogo obshestva ispytatelej prirody. Otdel Geologicheskij, 56, 76 - 82. (in Russian)." type="journal article" year="1981">Schastlivceva, 1981</bibRefCitation>
</taxonomicName>
;
<taxonomicName id="39B14D4EFFA72C2A12A9FAD8FE8336AE" authority="Schastlivceva, 1988" authorityName="Schastlivceva" authorityYear="1988" class="Cephalopoda" family="Orthoceratidae" genus="Trematoceras" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Orthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="species" species="solidum">
<emphasis id="CCC5EADFFFA72C2A12A9FAD8FCE8368E" box="[645,775,1393,1417]" italics="true" pageId="21" pageNumber="22">T. solidum</emphasis>
<bibRefCitation id="9A204B3CFFA72C2A10BBFA38FE8336AE" author="Schastlivceva, N. P." box="[151,364,1425,1449]" pageId="21" pageNumber="22" pagination="1 - 104" refId="ref27077" refString="Schastlivceva, N. P. (1988). Triasovye ortozeratidy i nautilidy SSSR [Triassic orthoceratoids and nautiloids of the USSR]. Akademiya Nauk SSSR, Trudy Paleontologicheskogo Instituta, 229, 1 - 104. (in Russian)." type="journal article" year="1988">Schastlivceva, 1988</bibRefCitation>
</taxonomicName>
;
<taxonomicName id="39B14D4EFFA72C2A1157FA38FCEE36AE" ID-CoL="C5HKJ" authority="(Kiparisova, 1954)" baseAuthorityName="Kiparisova" baseAuthorityYear="1954" box="[379,769,1424,1449]" class="Cephalopoda" family="Orthoceratidae" genus="Trematoceras" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Orthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="species" species="subcampanile">
<emphasis id="CCC5EADFFFA72C2A1157FA38FDC136AE" box="[379,558,1425,1449]" italics="true" pageId="21" pageNumber="22">T. subcampanile</emphasis>
(Kiparisova, 1954)
</taxonomicName>
;
<taxonomicName id="39B14D4EFFA72C2A10BBFA18FE1B36CE" authority="Schastlivceva, 1981" authorityName="Schastlivceva" authorityYear="1981" box="[151,500,1457,1481]" class="Cephalopoda" family="Orthoceratidae" genus="Trematoceras" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Orthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="species" species="vulgare">
<emphasis id="CCC5EADFFFA72C2A10BBFA18FEE536CE" box="[151,266,1457,1481]" italics="true" pageId="21" pageNumber="22">T. vulgare</emphasis>
<bibRefCitation id="9A204B3CFFA72C2A1135FA18FE1B36CE" author="Schastlivceva, N. P." box="[281,500,1457,1481]" pageId="21" pageNumber="22" pagination="76 - 82" refId="ref26976" refString="Schastlivceva, N. P. (1981). O sistematicheskom polozhenii triasovykh ortozeratoidej yuga SSSR [On the systematic position of Triassic orthoceratoids from the southern USSR]. Byulleten' Moskovskogo obshestva ispytatelej prirody. Otdel Geologicheskij, 56, 76 - 82. (in Russian)." type="journal article" year="1981">Schastlivceva, 1981</bibRefCitation>
</taxonomicName>
;
<taxonomicName id="39B14D4EFFA72C2A1226FA18FEFC36EE" authority="Niko &amp; Ehiro, 2020" authorityName="Niko &amp; Ehiro" authorityYear="2020" class="Cephalopoda" family="Orthoceratidae" genus="Trematoceras" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Orthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="species" species="watanabei">
<emphasis id="CCC5EADFFFA72C2A1226FA18FD7036CE" box="[522,671,1457,1481]" italics="true" pageId="21" pageNumber="22">T. watanabei</emphasis>
<bibRefCitation id="9A204B3CFFA72C2A1283FA18FEFC36EE" author="Niko, S. &amp; Ehiro, M." pageId="21" pageNumber="22" pagination="1 - 6" refId="ref25862" refString="Niko, S., &amp; Ehiro, M. (2020). Trematoceras watanabei, a new orthoconic nautiloid species from the Middle Triassic Fukkoshi Formation, Miyagi Prefecture, Northeast Japan. Bulletin of the Tohoku University Museum, 19, 1 - 6." type="journal article" year="2020">Niko &amp; Ehiro, 2020</bibRefCitation>
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection id="B6AB6546FFA72C2A10BBF9BBFD92358D" pageId="21" pageNumber="22" type="diagnosis">
<paragraph id="FE0E36CDFFA72C2A10BBF9BBFD92358D" blockId="21.[151,775,1554,1674]" pageId="21" pageNumber="22">
<emphasis id="CCC5EADFFFA72C2A10BBF9BBFE92352D" bold="true" box="[151,381,1554,1578]" pageId="21" pageNumber="22">Emended diagnosis</emphasis>
: Trematoceratid with moderate to wide septal spacing and relatively wide, tubular, central siphuncles and orthochoanitic to suborthochoanitic septal necks with gradual septal neck transition.
</paragraph>
</subSubSection>
<subSubSection id="B6AB6546FFA72C2A10BBF91AFB1730E4" pageId="21" pageNumber="22" type="discussion">
<paragraph id="FE0E36CDFFA72C2A10BBF91AFAC832A4" blockId="21.[151,775,1715,1931]" lastBlockId="21.[813,1437,235,995]" pageId="21" pageNumber="22">
<emphasis id="CCC5EADFFFA72C2A10BBF91AFF1235CC" bold="true" box="[151,253,1715,1739]" pageId="21" pageNumber="22">Remarks</emphasis>
: Differs from
<taxonomicName id="39B14D4EFFA72C2A11BBF91AFDD535CC" box="[407,570,1715,1739]" class="Cephalopoda" family="Orthoceratidae" genus="Michelinoceras" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Orthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="genus">
<emphasis id="CCC5EADFFFA72C2A11BBF91AFDD535CC" box="[407,570,1715,1739]" italics="true" pageId="21" pageNumber="22">Michelinoceras</emphasis>
</taxonomicName>
by its shorter septal necks, a much larger protoconch with an initial chamber that is shorter than the subsequent chambers and a conical apex with a cicatrix. Additionally, the pronounced lamellar cameral deposits are unique to
<taxonomicName id="39B14D4EFFA72C2A1241F89DFCEE344C" authorityName="Eichwald" authorityYear="1851" box="[621,769,1844,1867]" class="Cephalopoda" family="Orthoceratidae" genus="Trematoceras" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Orthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="genus">
<emphasis id="CCC5EADFFFA72C2A1241F89DFCEE344C" box="[621,769,1844,1867]" italics="true" pageId="21" pageNumber="22">Trematoceras</emphasis>
</taxonomicName>
, producing star- or petal-shaped impressions. However, until the taphonomy, growth and formation of cameral deposits are better understood, the absence of this character should not be treated as diagnostic.
<taxonomicName id="39B14D4EFFA72C2A1533FEA5FC963244" authorityName="Schastlivceva" authorityYear="1981" class="Cephalopoda" family="Orthoceratidae" genus="Paratrematoceras" higherTaxonomySource="GBIF" kingdom="Animalia" order="Orthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="genus">
<emphasis id="CCC5EADFFFA72C2A1533FEA5FC963244" italics="true" pageId="21" pageNumber="22">Paratrematoceras</emphasis>
</taxonomicName>
differs mainly in having a narrower siphuncle with more sharply bent septal necks, while
<taxonomicName id="39B14D4EFFA72C2A1531FEE2FC7C3284" authorityName="Schastlivceva" authorityYear="1986" class="Cephalopoda" genus="Pseudotemperoceras" higherTaxonomySource="GBIF" kingdom="Animalia" order="Orthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="genus">
<emphasis id="CCC5EADFFFA72C2A1531FEE2FC7C3284" italics="true" pageId="21" pageNumber="22">Pseudotemperoceras</emphasis>
</taxonomicName>
possesses expanded siphuncular segments and a tendency towards narrower cameral spacing.
</paragraph>
<paragraph id="FE0E36CDFFA72C2A136EFE05FB1730E4" blockId="21.[813,1437,235,995]" pageId="21" pageNumber="22">
Note that the above list of species includes only those with known internal structures. Many of the about 50 described species of Triassic orthoceratoids are only known from external characters and cannot be assigned to any genus with confidence and are considered nomina dubia. We also made only a minimal attempt to synonymise some of the previously described species, although we consider them more prevalent. “
<taxonomicName id="39B14D4EFFA72C2A1536FD22FB8331C4" authority="Gemmellaro, 1904" authorityName="Gemmellaro" authorityYear="1904" class="Cephalopoda" family="Orthoceratidae" genus="Orthoceras" kingdom="Animalia" order="Orthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="species" species="lytosiphon">
<emphasis id="CCC5EADFFFA72C2A1536FD22FA7D31A4" box="[1306,1426,651,675]" italics="true" pageId="21" pageNumber="22">Orthoceras</emphasis>
<emphasis id="CCC5EADFFFA72C2A1301FD02FC7331C4" box="[813,924,683,707]" italics="true" pageId="21" pageNumber="22">lytosiphon</emphasis>
Gemmellaro, 1904
</taxonomicName>
from the Norian of
<collectingRegion id="3C75F82FFFA72C2A1566FD02FA6B31C4" box="[1354,1412,683,707]" country="Italy" name="Sicilia" pageId="21" pageNumber="22">Sicily</collectingRegion>
is here reassigned to
<taxonomicName id="39B14D4EFFA72C2A1428FD65FB7731E4" authorityName="Eichwald" authorityYear="1851" box="[1028,1176,716,739]" class="Cephalopoda" family="Orthoceratidae" genus="Trematoceras" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Orthocerida" pageId="21" pageNumber="22" phylum="Mollusca" rank="genus">
<emphasis id="CCC5EADFFFA72C2A1428FD65FB7731E4" box="[1028,1176,716,739]" italics="true" pageId="21" pageNumber="22">Trematoceras</emphasis>
</taxonomicName>
, as its internal characters appear to be virtually identical with the
<typeStatus id="210A886FFFA72C2A153EFD45FAAE3003" box="[1298,1345,748,772]" pageId="21" pageNumber="22">type</typeStatus>
species. We do not synonymise it with the latter species because we follow previously established or at least suspected synonymies. To further clarify the taxonomic status of the various
<taxonomicName id="39B14D4EFFA72C2A13FAFCC5FB2C3084" box="[982,1219,875,899]" pageId="21" pageNumber="22">
<emphasis id="CCC5EADFFFA72C2A13FAFCC5FB853084" box="[982,1130,876,899]" italics="true" pageId="21" pageNumber="22">Trematoceras</emphasis>
species
</taxonomicName>
and other Triassic orthoceratoids, the original
<typeStatus id="210A886FFFA72C2A145DFC25FB4F30A3" box="[1137,1184,908,932]" pageId="21" pageNumber="22">type</typeStatus>
specimens should be reinvestigated together with new material and analysed with quantitative morphometric methods.
</paragraph>
</subSubSection>
<subSubSection id="B6AB6546FFA72C2A1301FBA5FBB53742" pageId="21" pageNumber="22" type="distribution">
<paragraph id="FE0E36CDFFA72C2A1301FBA5FBB53742" blockId="21.[813,1436,1036,1093]" pageId="21" pageNumber="22">
<emphasis id="CCC5EADFFFA72C2A1301FBA5FC543723" bold="true" box="[813,955,1036,1060]" pageId="21" pageNumber="22">Occurrence:</emphasis>
Worldwide; EarlyLate Triassic (OlenekianNorian, Rhaetian?).
</paragraph>
</subSubSection>
</treatment>
</document>