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Plesiodiceras
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Heterodonta
Order:
Hippuritoida (rudists and relatives)
Superfamily:
Hippuritacea (rudists)
Family:
Diceratidae
Subfamily:
Plesiodiceratinae
Formal Genus Name and Reference:
Plesiodiceras MUNIER-CHALMAS, 1882, p. 478
Type Species:
Diceras valfinense ВӦНМ, 1881, p. 160, OD
Images
(Click to enlarge in a new window)
Fig. E245,2a. P. sp., diagram showing features of FV hinge (246), Fig. E245,2b,c. P. muensteri (Goldfuss), Kimmeridg., France, 2b,c, AV, FV, X1 (246)
Synonyms
Geographic Distribution
Eu.
Age Range
Beginning Stage in Treatise Usage:
U.Jur.(Up. Oxford.)
Beginning International Stage:
Oxfordian
Fraction Up In Beginning Stage:
50
Beginning Date:
158.16
Ending Stage in Treatise Usage:
U.Jur.(Kimmeridg.)
Ending International Stage:
Kimmeridgian
Fraction Up In Ending Stage:
100
Ending Date:
149.24
Description
FV with large cardinal and smaller but prominent anterior tooth, posterior muscle insertion on cardinal platform, extending behind posterior tooth
References
Munier-Chalmas, E. C. P. A., 1882, Études critiques sur les rudistes: Soc. Géol. France, Bull., sér. 3, v. 10, p. $472-$ 492, 1 text fig., pl. 10-11.
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Heterodonta
Order:
Hippuritoida (rudists and relatives)
Superfamily:
Hippuritacea (rudists)
Family:
Diceratidae
Subfamily:
Plesiodiceratinae
Formal Genus Name and Reference:
Plesiodiceras MUNIER-CHALMAS, 1882, p. 478
Type Species:
Diceras valfinense ВӦНМ, 1881, p. 160, OD
Images
(Click to enlarge in a new window)
Fig. E245,2a. P. sp., diagram showing features of FV hinge (246), Fig. E245,2b,c. P. muensteri (Goldfuss), Kimmeridg., France, 2b,c, AV, FV, X1 (246)
Synonyms
Geographic Distribution
Eu.
Age Range
Beginning Stage in Treatise Usage:
U.Jur.(Up. Oxford.)
Beginning International Stage:
Oxfordian
Fraction Up In Beginning Stage:
50
Beginning Date:
158.16
Ending Stage in Treatise Usage:
U.Jur.(Kimmeridg.)
Ending International Stage:
Kimmeridgian
Fraction Up In Ending Stage:
100
Ending Date:
149.24
Description
FV with large cardinal and smaller but prominent anterior tooth, posterior muscle insertion on cardinal platform, extending behind posterior tooth
References
Munier-Chalmas, E. C. P. A., 1882, Études critiques sur les rudistes: Soc. Géol. France, Bull., sér. 3, v. 10, p. $472-$ 492, 1 text fig., pl. 10-11.