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Beudanticeras
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ammonitida
Superfamily:
Desmocerataceae
Family:
Desmoceratidae
Formal Genus Name and Reference:
Beudanticeras HITZEL, 1902, p. 875
Type Species:
Ammonites beudanti Brongniart in Cuvier & BRONGNIART, 1822, p. 95, 99, 394, OD
Images
(Click to enlarge in a new window)
Synonyms
Geographic Distribution
Europe, Egypt (Sinai), Australia (Queensland), Japan, Alaska, British Columbia, Texas, Argentina (Patagonia), Greenland
Age Range
Beginning Stage in Treatise Usage:
Lower Cretaceous (Lower Albian)
Beginning International Stage:
Albian
Fraction Up In Beginning Stage:
0
Beginning Date:
113.2
Ending Stage in Treatise Usage:
Lower Cretaceous (Upper Albian)
Ending International Stage:
Albian
Fraction Up In Ending Stage:
100
Ending Date:
100.5
Description
Rather to very involute and compressed, sides convex to flat, venter more or less narrowly arched but not acute, with or without shallow but distinct, prorsiradiate and sinuous, falcate or biconcave constrictions, smooth or with weak ribs, no tubercles. Suture finely divided.
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ammonitida
Superfamily:
Desmocerataceae
Family:
Desmoceratidae
Formal Genus Name and Reference:
Beudanticeras HITZEL, 1902, p. 875
Type Species:
Ammonites beudanti Brongniart in Cuvier & BRONGNIART, 1822, p. 95, 99, 394, OD
Images
(Click to enlarge in a new window)Synonyms
Geographic Distribution
Europe, Egypt (Sinai), Australia (Queensland), Japan, Alaska, British Columbia, Texas, Argentina (Patagonia), Greenland
Age Range
Beginning Stage in Treatise Usage:
Lower Cretaceous (Lower Albian)
Beginning International Stage:
Albian
Fraction Up In Beginning Stage:
0
Beginning Date:
113.2
Ending Stage in Treatise Usage:
Lower Cretaceous (Upper Albian)
Ending International Stage:
Albian
Fraction Up In Ending Stage:
100
Ending Date:
100.5
Description
Rather to very involute and compressed, sides convex to flat, venter more or less narrowly arched but not acute, with or without shallow but distinct, prorsiradiate and sinuous, falcate or biconcave constrictions, smooth or with weak ribs, no tubercles. Suture finely divided.