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Modiolopsis
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Palaeoheterodonta
Order:
Modiomorphoida
Superfamily:
Modiomorphacea
Family:
Modiomorphidae
Formal Genus Name and Reference:
Modiolopsis HALL, 1847, p. 157
Type Species:
Pterinea modiolaris CONRAD, 1838, M
Images
(Click to enlarge in a new window)
Synonyms
Geographic Distribution
M.Ord.-U.Ord., N.Am., Sil.(Llandov.), Scot., ?U.Perm., USSR(Krasnowidowo, Volga R.)
Age Range
Beginning Stage in Treatise Usage:
M.Ord.
Beginning International Stage:
Dapingian
Fraction Up In Beginning Stage:
0
Beginning Date:
471.26
Ending Stage in Treatise Usage:
U.Ord., Sil., ?U.Perm.(Llandov.)
Ending International Stage:
Telychian
Fraction Up In Ending Stage:
100
Ending Date:
432.93
Description
Edentulous, without marked lateral sulcus or ventral
References
Hall, James, 1847, Palaeontology: Geol. Survey of New York, v. 1, xxiii + 338 p., 87 pl. (Albany).
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Palaeoheterodonta
Order:
Modiomorphoida
Superfamily:
Modiomorphacea
Family:
Modiomorphidae
Formal Genus Name and Reference:
Modiolopsis HALL, 1847, p. 157
Type Species:
Pterinea modiolaris CONRAD, 1838, M
Images
(Click to enlarge in a new window)Synonyms
Geographic Distribution
M.Ord.-U.Ord., N.Am., Sil.(Llandov.), Scot., ?U.Perm., USSR(Krasnowidowo, Volga R.)
Age Range
Beginning Stage in Treatise Usage:
M.Ord.
Beginning International Stage:
Dapingian
Fraction Up In Beginning Stage:
0
Beginning Date:
471.26
Ending Stage in Treatise Usage:
U.Ord., Sil., ?U.Perm.(Llandov.)
Ending International Stage:
Telychian
Fraction Up In Ending Stage:
100
Ending Date:
432.93
Description
Edentulous, without marked lateral sulcus or ventral
References
Hall, James, 1847, Palaeontology: Geol. Survey of New York, v. 1, xxiii + 338 p., 87 pl. (Albany).