Welcome to the Treatise on Invertebrate Paleontology!
Please enter a genera name to retrieve more information.
Otoceras
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ceratitida
Superfamily:
Otocerataceae
Family:
Otoceratidae
Formal Genus Name and Reference:
Otoceras GRIESBACH, 1880
Type Species:
O. woodwardi
Images
(Click to enlarge in a new window)
Fig. 162,10. *O. (O.) woodwardi, Himalaya, 10a,b, *.
Synonyms
Geographic Distribution
Himalaya, E.Greenl., Alaska
Age Range
Beginning Stage in Treatise Usage:
L.Trias.(L. Scyth.)
Beginning International Stage:
Induan
Fraction Up In Beginning Stage:
0
Beginning Date:
251.9
Ending Stage in Treatise Usage:
L.Trias.(L. Scyth.)
Ending International Stage:
Induan
Fraction Up In Ending Stage:
100
Ending Date:
249.88
Description
Involute forms with subtrigonal whorl section; venter tricarinate, umbilical shoulders generally prominent, umbilicus deep. Suture ceratitic. Umbilical rim acutely flared
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ceratitida
Superfamily:
Otocerataceae
Family:
Otoceratidae
Formal Genus Name and Reference:
Otoceras GRIESBACH, 1880
Type Species:
O. woodwardi
Images
(Click to enlarge in a new window)
Fig. 162,10. *O. (O.) woodwardi, Himalaya, 10a,b, *.
Synonyms
Geographic Distribution
Himalaya, E.Greenl., Alaska
Age Range
Beginning Stage in Treatise Usage:
L.Trias.(L. Scyth.)
Beginning International Stage:
Induan
Fraction Up In Beginning Stage:
0
Beginning Date:
251.9
Ending Stage in Treatise Usage:
L.Trias.(L. Scyth.)
Ending International Stage:
Induan
Fraction Up In Ending Stage:
100
Ending Date:
249.88
Description
Involute forms with subtrigonal whorl section; venter tricarinate, umbilical shoulders generally prominent, umbilicus deep. Suture ceratitic. Umbilical rim acutely flared