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Prosphingites
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ceratitida
Superfamily:
Noritaceae
Family:
Paranannitidae
Formal Genus Name and Reference:
Prosphingites MOJSISOVICS, 1886
Type Species:
P. czekanowski
Images
(Click to enlarge in a new window)
Fig. 172,6. *P. czekanowski, Sib., * (294*).
Synonyms
Geographic Distribution
Calif.-Nev.-Al-bania-Spitz.-Sib.
Age Range
Beginning Stage in Treatise Usage:
U.Scyth.
Beginning International Stage:
Olenekian
Fraction Up In Beginning Stage:
0
Beginning Date:
249.88
Ending Stage in Treatise Usage:
U.Scyth.
Ending International Stage:
Olenekian
Fraction Up In Ending Stage:
100
Ending Date:
246.7
Description
With globose inner whorls and almost keeled, galeate or compressed outer whorls in some, surface smooth or with faint striae, ridges, constrictions. Suture ceratitic.
References
Mojsisovics, E. V., 1886, Arktische Triasfaunen: Mem. Acad. Imp. Sci. Nat. St. Petersbourg, ser. 7, tome 33, p. 1-159, pl. 1-20.
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ceratitida
Superfamily:
Noritaceae
Family:
Paranannitidae
Formal Genus Name and Reference:
Prosphingites MOJSISOVICS, 1886
Type Species:
P. czekanowski
Images
(Click to enlarge in a new window)
Fig. 172,6. *P. czekanowski, Sib., * (294*).
Synonyms
Geographic Distribution
Calif.-Nev.-Al-bania-Spitz.-Sib.
Age Range
Beginning Stage in Treatise Usage:
U.Scyth.
Beginning International Stage:
Olenekian
Fraction Up In Beginning Stage:
0
Beginning Date:
249.88
Ending Stage in Treatise Usage:
U.Scyth.
Ending International Stage:
Olenekian
Fraction Up In Ending Stage:
100
Ending Date:
246.7
Description
With globose inner whorls and almost keeled, galeate or compressed outer whorls in some, surface smooth or with faint striae, ridges, constrictions. Suture ceratitic.
References
Mojsisovics, E. V., 1886, Arktische Triasfaunen: Mem. Acad. Imp. Sci. Nat. St. Petersbourg, ser. 7, tome 33, p. 1-159, pl. 1-20.