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Neoschizodus
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Palaeoheterodonta
Order:
Trigonioida
Superfamily:
Trigoniacea
Family:
Myophoriidae
Formal Genus Name and Reference:
Neoschizodus GIEBEL, 1855, p. 35
Type Species:
Lyrodon laevigatum GOLDFUSS, 1837, p. 197
Images
(Click to enlarge in a new window)
Fig. D63,7. *N. laevigatus (Goldfuss), M.Trias.(Muschelkalk), Ger., 7a, b, RV ext., LV int., X2, X2.7 (HohenstE1n, 1913)
Synonyms
Leviconcha, Tropiphora, Okunominetania, Middalaya
Geographic Distribution
cosmop.
Age Range
Beginning Stage in Treatise Usage:
L.Perm.
Beginning International Stage:
Asselian
Fraction Up In Beginning Stage:
0
Beginning Date:
298.89
Ending Stage in Treatise Usage:
U.Trias.
Ending International Stage:
Rhaetian
Fraction Up In Ending Stage:
100
Ending Date:
201.36
Description
Shape, smooth surface, and dentition as in Eoschizodus, except that main teeth may be transversely striated, myophorous buttress well developed
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Palaeoheterodonta
Order:
Trigonioida
Superfamily:
Trigoniacea
Family:
Myophoriidae
Formal Genus Name and Reference:
Neoschizodus GIEBEL, 1855, p. 35
Type Species:
Lyrodon laevigatum GOLDFUSS, 1837, p. 197
Images
(Click to enlarge in a new window)
Fig. D63,7. *N. laevigatus (Goldfuss), M.Trias.(Muschelkalk), Ger., 7a, b, RV ext., LV int., X2, X2.7 (HohenstE1n, 1913)
Synonyms
Leviconcha, Tropiphora, Okunominetania, Middalaya
Geographic Distribution
cosmop.
Age Range
Beginning Stage in Treatise Usage:
L.Perm.
Beginning International Stage:
Asselian
Fraction Up In Beginning Stage:
0
Beginning Date:
298.89
Ending Stage in Treatise Usage:
U.Trias.
Ending International Stage:
Rhaetian
Fraction Up In Ending Stage:
100
Ending Date:
201.36
Description
Shape, smooth surface, and dentition as in Eoschizodus, except that main teeth may be transversely striated, myophorous buttress well developed