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Glyptophiceras
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ceratitida
Superfamily:
Otocerataceae
Family:
Ophiceratidae
Formal Genus Name and Reference:
Glyptophiceras SPATH, 1930
Type Species:
Xenodiscus aequicostatus DIENER, 1913
Images
(Click to enlarge in a new window)
Fig. 165,1. *G. aequicostatum (Diener), Himalaya, 1 a, b, X0.7 (110*)
Synonyms
Geographic Distribution
N.Am.-Asia
Age Range
Beginning Stage in Treatise Usage:
L.Scyth.
Beginning International Stage:
Induan
Fraction Up In Beginning Stage:
0
Beginning Date:
251.9
Ending Stage in Treatise Usage:
L.Scyth.
Ending International Stage:
Induan
Fraction Up In Ending Stage:
100
Ending Date:
249.88
Description
Like Ophiceras but with coarse, sigmoidal ribs which tend to degenerate adorally
References
Spath, L. F., 1930, The Eotriassic invertebrate fauna of East Greenland: Meddel. om Grønland, Band 83, p. 1-90, pl. 1-12.
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ceratitida
Superfamily:
Otocerataceae
Family:
Ophiceratidae
Formal Genus Name and Reference:
Glyptophiceras SPATH, 1930
Type Species:
Xenodiscus aequicostatus DIENER, 1913
Images
(Click to enlarge in a new window)
Fig. 165,1. *G. aequicostatum (Diener), Himalaya, 1 a, b, X0.7 (110*)
Synonyms
Geographic Distribution
N.Am.-Asia
Age Range
Beginning Stage in Treatise Usage:
L.Scyth.
Beginning International Stage:
Induan
Fraction Up In Beginning Stage:
0
Beginning Date:
251.9
Ending Stage in Treatise Usage:
L.Scyth.
Ending International Stage:
Induan
Fraction Up In Ending Stage:
100
Ending Date:
249.88
Description
Like Ophiceras but with coarse, sigmoidal ribs which tend to degenerate adorally
References
Spath, L. F., 1930, The Eotriassic invertebrate fauna of East Greenland: Meddel. om Grønland, Band 83, p. 1-90, pl. 1-12.