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Mysidioptera
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Pteriomorphia
Order:
Pterioida
Suborder:
Pteriina
Superfamily:
Limacea
Family:
Limidae
Formal Genus Name and Reference:
Mysidioptera SALOMON, 1895, p. 117
Type Species:
M. ornata
Images
(Click to enlarge in a new window)
Fig. C107,7. M. (M.) incurvostriata (Gümbel), U.Trias., S.Tyrol, 7 a, b, RV ext. and cardinal area, X1 (58).
Synonyms
Geographic Distribution
cosmop.
Age Range
Beginning Stage in Treatise Usage:
L.Trias.
Beginning International Stage:
Induan
Fraction Up In Beginning Stage:
0
Beginning Date:
251.9
Ending Stage in Treatise Usage:
U.Trias.
Ending International Stage:
Rhaetian
Fraction Up In Ending Stage:
100
Ending Date:
201.36
Description
Ovate to suborbicular, posterodorsal margin rather elongated, posterior wing not clearly demarcated from body, anterior auricle absent or small, no anterior umbonal ridge, cardinal area inequilateral, ligament pit directed posteriorly from beak, small byssal gape present in some if not in all species
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Pteriomorphia
Order:
Pterioida
Suborder:
Pteriina
Superfamily:
Limacea
Family:
Limidae
Formal Genus Name and Reference:
Mysidioptera SALOMON, 1895, p. 117
Type Species:
M. ornata
Images
(Click to enlarge in a new window)
Fig. C107,7. M. (M.) incurvostriata (Gümbel), U.Trias., S.Tyrol, 7 a, b, RV ext. and cardinal area, X1 (58).
Synonyms
Geographic Distribution
cosmop.
Age Range
Beginning Stage in Treatise Usage:
L.Trias.
Beginning International Stage:
Induan
Fraction Up In Beginning Stage:
0
Beginning Date:
251.9
Ending Stage in Treatise Usage:
U.Trias.
Ending International Stage:
Rhaetian
Fraction Up In Ending Stage:
100
Ending Date:
201.36
Description
Ovate to suborbicular, posterodorsal margin rather elongated, posterior wing not clearly demarcated from body, anterior auricle absent or small, no anterior umbonal ridge, cardinal area inequilateral, ligament pit directed posteriorly from beak, small byssal gape present in some if not in all species