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Eomiodon
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Heterodonta
Order:
Veneroida
Superfamily:
Arcticacea
Family:
Neomiodontidae
Formal Genus Name and Reference:
Eomiodon COX, 1935
Type Species:
E. indicus, OD
Images
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E131,6. *E. indicus, M.Jur., India, 6 a, b, LV and RV hinges, X1 (Cox)
Synonyms
Protocyprina
Geographic Distribution
Eu.-N.Afr.-Asia-N.Am.
Age Range
Beginning Stage in Treatise Usage:
L. Jur.(Lias.)
Beginning International Stage:
Hettangian
Fraction Up In Beginning Stage:
0
Beginning Date:
201.36
Ending Stage in Treatise Usage:
U. Cret.(?Cenoman.)
Ending International Stage:
Cenomanian
Fraction Up In Ending Stage:
100
Ending Date:
93.9
Description
Gibbous-trigonal, cuneiform, or suborbicular, lunule and escutcheon impressed, smooth, lunule limited by furrow, escutcheon by ridge, sculpture concrescent Astarte-like in young, hinge as in Neomiodon except for presence of small 5b and absence of PIII, pallial line truncate posteriorly
References
Cox, L. R., 1935, Jurassic Gastropoda and Lamellibranchia: in The Mesozoic palaeontology of British Somaliland, p. 148-197, pl. 1421.
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Heterodonta
Order:
Veneroida
Superfamily:
Arcticacea
Family:
Neomiodontidae
Formal Genus Name and Reference:
Eomiodon COX, 1935
Type Species:
E. indicus, OD
Images
(Click to enlarge in a new window)
E131,6. *E. indicus, M.Jur., India, 6 a, b, LV and RV hinges, X1 (Cox)
Synonyms
Protocyprina
Geographic Distribution
Eu.-N.Afr.-Asia-N.Am.
Age Range
Beginning Stage in Treatise Usage:
L. Jur.(Lias.)
Beginning International Stage:
Hettangian
Fraction Up In Beginning Stage:
0
Beginning Date:
201.36
Ending Stage in Treatise Usage:
U. Cret.(?Cenoman.)
Ending International Stage:
Cenomanian
Fraction Up In Ending Stage:
100
Ending Date:
93.9
Description
Gibbous-trigonal, cuneiform, or suborbicular, lunule and escutcheon impressed, smooth, lunule limited by furrow, escutcheon by ridge, sculpture concrescent Astarte-like in young, hinge as in Neomiodon except for presence of small 5b and absence of PIII, pallial line truncate posteriorly
References
Cox, L. R., 1935, Jurassic Gastropoda and Lamellibranchia: in The Mesozoic palaeontology of British Somaliland, p. 148-197, pl. 1421.