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Trematoceras ✝

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Description

Trematoceras is an orthoconic nautiloid cephalopod from the Upper Triassic of Europe and Asia named by Eichwald in 1851.

From Wikipedia article at https://en.wikipedia.org/wiki/Trematoceras, which is released under the Creative Commons Attribution-Share-Alike License 3.0.

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	3246148	https://www.gbif.org/species/3246148
PaleoBioDB ID (PBDB)	12618	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=12618

Rank

genus

Taxonomy (GBIF)

Life : Animalia : Mollusca : Cephalopoda : Orthoceratidae : Trematoceras

Taxonomy (PBDB)

Life : Animalia : Mollusca : Cephalopoda : Orthocerida : Orthoceratidae : Trematoceras

Taxonomic Status (GBIF)

accepted

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Bilateria
-	Eubilateria	Ax 1987
-	Protostomia	Grobben 1908
-	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca	Linnaeus 1758
class	Cephalopoda	Cuvier 1797
subclass	Orthoceratoidea	Zhuravleva 1994
order	Orthocerida	Kuhn 1940
family	Orthoceratidae	McCoy 1844
genus	Trematoceras	Eichwald 1851

Scientific Name

Trematoceras Eichwald, 1851

Name Published In

Naturh. Bemerk.

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Trematoceras	genus	belongs to Michelinoceratinae	stated with evidence	Teichert et al., 1964
Trematoceras	genus	belongs to Orthocerida	second hand	Sepkoski, 2002
Trematoceras	genus	belongs to Orthoceratidae	stated with evidence	Shigeta and Zakharov, 2009

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

251 - 247 Ma
Early/Lower Triassic

Last Recorded Appearance

212 - 206 Ma
Late/Upper Triassic

Environment

marine (based on Orthocerida)

Motility

actively mobile (based on Orthocerida)

Vision

well-developed (based on Cephalopoda)

Diet

carnivore (based on Orthocerida)

Taphonomy

aragonite (based on Orthocerida)

Primary Reference (PBDB)

J. J. Sepkoski, Jr. 2002. A compendium of fossil marine animal genera. Bulletins of American Paleontology 363:1-560

Wikipedia

https://en.wikipedia.org/wiki/Trematoceras

Fossil Distribution

Subtaxa

Name	Status	Common Name(s)	Fossil Occurrences	Oldest	Youngest
Orthocera politum species	accepted (GBIF)	No associated record in PBDB
Orthoceras austriacum species	accepted (GBIF)	No associated record in PBDB
Orthoceras celticum species	accepted (GBIF)	No associated record in PBDB
Orthoceras dubium species	accepted (GBIF)	No associated record in PBDB
Orthoceras lateseptatum species	accepted (GBIF)	No associated record in PBDB
Orthoceras pulchellum species	accepted (GBIF)	No associated record in PBDB
Orthoceras salinarium species	accepted (GBIF)	No associated record in PBDB
Orthoceras sandlingense species	accepted (GBIF)	No associated record in PBDB
Orthoceras styriacum species	accepted (GBIF)	No associated record in PBDB
Orthoceras subcampanile species	accepted (GBIF)	No associated record in PBDB
Orthoceras triadicum species	accepted (GBIF)	No associated record in PBDB
Trematoceras austriacum ✝ species	listed (PBDB)		1	216 Ma Late/Upper Triassic	216 Ma Late/Upper Triassic
Trematoceras celticum ✝ species	listed (PBDB)		1	235 Ma Late/Upper Triassic	235 Ma Late/Upper Triassic
Trematoceras dubium ✝ species	listed (PBDB)		13	251 Ma Early/Lower Triassic	216 Ma Late/Upper Triassic
Trematoceras lateseptatum ✝ species	listed (PBDB)		6	247 Ma Early/Lower Triassic	216 Ma Late/Upper Triassic
Trematoceras politum ✝ species	listed (PBDB)		2	247 Ma Early/Lower Triassic	235 Ma Late/Upper Triassic
Trematoceras pulchellum ✝ species	listed (PBDB)		3	235 Ma Late/Upper Triassic	235 Ma Late/Upper Triassic
Trematoceras salinarium ✝ species	listed (PBDB)		3	212 Ma Late/Upper Triassic	212 Ma Late/Upper Triassic
Trematoceras sandlingense ✝ species	listed (PBDB)		2	237 Ma Middle Triassic	232 Ma Late/Upper Triassic
Trematoceras styriacum ✝ species	listed (PBDB)		2	235 Ma Late/Upper Triassic	235 Ma Late/Upper Triassic
Trematoceras subcampanile ✝ species	listed (PBDB)		2	251 Ma Early/Lower Triassic	251 Ma Early/Lower Triassic
Trematoceras triadicum ✝ species	listed (PBDB)		6	247 Ma Early/Lower Triassic	235 Ma Late/Upper Triassic

Synonymy List

Year	Name and Author
1851	Trematoceras Eichwald
1964	Trematoceras Teichert et al. p. 229
2002	Trematoceras Sepkoski, Jr.
2009	Trematoceras Shigeta and Zakharov p. 44
2014	Trematoceras Shigeta and Nguyen p. 66
2019	Trematoceras Brayard et al. p. 27

References

Sepkoski, Jr. J. J. (2002) A compendium of fossil marine animal genera, Bulletins of American Paleontology 363, 1-560

Teichert C., Kummel B., et al (1964) Cephalopoda - general features - Endoceratoidea - Actinoceratoidea - Nautiloidea - Bactritoidea, Treatise on Invertebrate Paleontology K 3, 1-519

Shigeta Y., Zakharov Y. D. (2009) Systematic Paleontology: Cephalopods, The Lower Triassic System in the Abrek Bay area, south Primorye, Russia 38, 44-140

Shigeta Y., Nguyen H. D. (2014) Cephalopods, Olenekian (Early Triassic) stratigraphy and fossil assemblages in northeastern Vietnam. National Museum of Nature and Science Monographs 45, 65-167

Brayard A., Jenks J. F., et al (2019) Ammonoids and nautiloids from the earliest Spathian Paris Biota and other early Spathian localities in southeastern Idaho, USA, Geobios 54, 13-36

Museum Victoria KEmu database (Oct 2006) - via The Interim Register of Marine and Nonmarine Genera

Nomenclator Zoologicus. A list of the names of genera and subgenera in zoology from the tenth edition of Linnaeus, 1758 to the end of 2004. Digitised by uBio from vols. 1-9 of Neave (ed.), 1939-1996 plus supplementary digital-only volume. http://ubio.org/NomenclatorZoologicus (as at 2006). - via The Interim Register of Marine and Nonmarine Genera

Sepkoski, J. J., Jr. (2002). A compendium of fossil marine animal genera. Bulletins of American Paleontology. 363, 1-560. - via The Interim Register of Marine and Nonmarine Genera

Naturh. Bemerk. - via The Interim Register of Marine and Nonmarine Genera

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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