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Pseudosageceras
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Subclass:
Ammonoidea
Order:
Prolecanitida
Suborder:
Prolecanitina
Superfamily:
Medlicottiaceae
Family:
Sageceratidae
Formal Genus Name and Reference:
Pseudosageceras DIENER, 1895
Type Species:
P. multilobatum NOETLING, 1905
Images
(Click to enlarge in a new window)
Synonyms
Frechiceras, Metasageceras
Geographic Distribution
W.USA-Greece
Age Range
Beginning Stage in Treatise Usage:
L.Trias.
Beginning International Stage:
Induan
Fraction Up In Beginning Stage:
0
Beginning Date:
251.9
Ending Stage in Treatise Usage:
L.Trias.
Ending International Stage:
Olenekian
Fraction Up In Ending Stage:
100
Ending Date:
246.7
Description
Like Sageceras, Cordillerites Hyatt & Smith, 1905 * C. angulatus. Like Sageceras but umbilicus closed and sutures with lobes not subequal (Hyatt & Smith, 1905). L.Trias., W.USA-Greece.
References
Diener, Carl, 1895, The cephalopods of the Muschelkalk: India Geol. Survey Mem., Palaeont. Indica, ser. 15, v. 2, pt. 2, no. 1, p. 1-118, pl. 1-31. 1895, Triadische Cephalopodenfaunen der ostsibirischen Küstenprovinz: Mém. Com. géol. St. Pétersbourg, tome 14, p. 1-59, pl. 1-5.
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Subclass:
Ammonoidea
Order:
Prolecanitida
Suborder:
Prolecanitina
Superfamily:
Medlicottiaceae
Family:
Sageceratidae
Formal Genus Name and Reference:
Pseudosageceras DIENER, 1895
Type Species:
P. multilobatum NOETLING, 1905
Images
(Click to enlarge in a new window)Synonyms
Frechiceras, Metasageceras
Geographic Distribution
W.USA-Greece
Age Range
Beginning Stage in Treatise Usage:
L.Trias.
Beginning International Stage:
Induan
Fraction Up In Beginning Stage:
0
Beginning Date:
251.9
Ending Stage in Treatise Usage:
L.Trias.
Ending International Stage:
Olenekian
Fraction Up In Ending Stage:
100
Ending Date:
246.7
Description
Like Sageceras, Cordillerites Hyatt & Smith, 1905 * C. angulatus. Like Sageceras but umbilicus closed and sutures with lobes not subequal (Hyatt & Smith, 1905). L.Trias., W.USA-Greece.
References
Diener, Carl, 1895, The cephalopods of the Muschelkalk: India Geol. Survey Mem., Palaeont. Indica, ser. 15, v. 2, pt. 2, no. 1, p. 1-118, pl. 1-31. 1895, Triadische Cephalopodenfaunen der ostsibirischen Küstenprovinz: Mém. Com. géol. St. Pétersbourg, tome 14, p. 1-59, pl. 1-5.