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Didymites ✝

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	4623363	https://www.gbif.org/species/4623363
PaleoBioDB ID (PBDB)	14092	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=14092

Rank

genus

Taxonomy (GBIF)

Life : Animalia : Mollusca : Cephalopoda : Ammonoidea : Didymitidae : Didymites

Taxonomy (PBDB)

Life : Animalia : Mollusca : Cephalopoda : Ceratitida : Didymitidae : Didymites

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	Ammonoidea
order	Ceratitida	Hyatt 1884
superfamily	Tropitaceae	(Mojsisovics 1875)
family	Didymitidae	Haug 1894
genus	Didymites	Mojsisovics 1875

Scientific Name

Didymites Mojsisovics, 1875

Name Published In

Abh. Geol. Reichsanst. Wien, 6 (1), fasc. 2

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Didymites	genus	belongs to Didymitidae	stated with evidence	Spath, 1951
Didymites	genus	belongs to Ceratitida	second hand	Sepkoski, 2002

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

216 - 212 Ma
Late/Upper Triassic

Last Recorded Appearance

216 - 212 Ma
Late/Upper Triassic

Motility

actively mobile (based on Ceratitida)

Vision

well-developed (based on Cephalopoda)

Diet

carnivore (based on Ceratitida)

Taphonomy

aragonite (based on Ceratitida)

Primary Reference (PBDB)

E. von Mojsisovics. 1875. Das Gebirge um Hallstatt. Eine geologisch-paläontologische Studie aus den Alpen. 1 Teil, Die Mollusken-Faunen der Zlambach- und Hallstätter-Schichten. Abhandlungen der Kaiserlich-Königlichen Geologischen Reichsanstalt 6(1):83-174

Fossil Distribution

Subtaxa

Name	Status	Fossil Occurrences	Oldest	Youngest
Didymites angustilobatus ✝ species	accepted (GBIF) listed (PBDB)	1	216 Ma Late/Upper Triassic	216 Ma Late/Upper Triassic
Didymites globus ✝ species	accepted (GBIF) listed (PBDB)	1	216 Ma Late/Upper Triassic	216 Ma Late/Upper Triassic
Didymites quenstedti ✝ species	accepted (GBIF) listed (PBDB)	8	216 Ma Late/Upper Triassic	216 Ma Late/Upper Triassic
Didymites sphaeroides ✝ species	accepted (GBIF) listed (PBDB)	1	216 Ma Late/Upper Triassic	216 Ma Late/Upper Triassic
Didymites subglobus ✝ species	accepted (GBIF) listed (PBDB)	1	216 Ma Late/Upper Triassic	216 Ma Late/Upper Triassic
Didymites tectus ✝ species	accepted (GBIF) listed (PBDB)	1	216 Ma Late/Upper Triassic	216 Ma Late/Upper Triassic

Synonymy List

Year	Name and Author
1875	Didymites von Mojsisovics p. 151
1951	Didymites Spath p. 116
1981	Didymites Tozer p. 99
1994	Didymites Tozer p. 251
2002	Didymites Sepkoski, Jr.

References

von Mojsisovics E. Das Gebirge um Hallstatt. Eine geologisch-paläontologische Studie aus den Alpen. 1 Teil, Die Mollusken-Faunen der Zlambach- und Hallstätter-Schichten, Abhandlungen der Kaiserlich-Königlichen Geologischen Reichsanstalt 6 1, 83-174

Spath L. F. (1951) , Catalogue of the Fossil Cephalopoda in the British Museum (Natural History), Part V, The Ammonoidea of the Trias (II), 1-228

Tozer E. T. (1981) Triassic Ammonoidea: Classification, evolution and relationship with Permian and Jurassic Forms, The Ammonoidea: The evolution classification, mode of life and geological usefulness of a major fossil group, 66-100

Tozer E. T. (1994) Canadian Triassic Ammonoid Faunas, Geological Survey of Canada Bulletin 467, 1-663

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

Abh. Geol. Reichsanst. Wien, 6 (1), fasc. 2 - via The Interim Register of Marine and Nonmarine Genera

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

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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