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Dimorphoplites
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ammonitida
Superfamily:
Hoplitaceae
Family:
Hoplitidae
Formal Genus Name and Reference:
Dimorphoplites SPATH, 1925a, p. 81
Type Species:
Ammonites biplicatus MANTELL, 1822, p. 91, OD
Images
(Click to enlarge in a new window)
Fig. 90, 1a, b. *D. biplicatus (Mantell), Middle Albian, England, * 1 (Spath, 1923-1943)
Synonyms
Geographic Distribution
Europe, Transcaspia, Greenland
Age Range
Beginning Stage in Treatise Usage:
Lower Cretaceous (Middle Albian)
Beginning International Stage:
Albian
Fraction Up In Beginning Stage:
25
Beginning Date:
110.03
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 compressed, with venter flat to slightly sulcate, ribs strong, usually looped, persisting to end of body chamber, ventrolateral clavi more or less parallel to siphuncle
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ammonitida
Superfamily:
Hoplitaceae
Family:
Hoplitidae
Formal Genus Name and Reference:
Dimorphoplites SPATH, 1925a, p. 81
Type Species:
Ammonites biplicatus MANTELL, 1822, p. 91, OD
Images
(Click to enlarge in a new window)
Fig. 90, 1a, b. *D. biplicatus (Mantell), Middle Albian, England, * 1 (Spath, 1923-1943)
Synonyms
Geographic Distribution
Europe, Transcaspia, Greenland
Age Range
Beginning Stage in Treatise Usage:
Lower Cretaceous (Middle Albian)
Beginning International Stage:
Albian
Fraction Up In Beginning Stage:
25
Beginning Date:
110.03
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 compressed, with venter flat to slightly sulcate, ribs strong, usually looped, persisting to end of body chamber, ventrolateral clavi more or less parallel to siphuncle