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Ichthyosarcolites
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Heterodonta
Order:
Hippuritoida (rudists and relatives)
Superfamily:
Hippuritacea (rudists)
Family:
Caprinidae
Formal Genus Name and Reference:
Ichthyosarcolites DESMAREST, 1817, p. 51
Type Species:
I. triangularis, M
Images
(Click to enlarge in a new window)
Fig. E258,4. *I. triangularis, Cenoman., 4a, both valves, X0.2,; 4b, transv. sec., X0.3 (695)
Synonyms
Ichthyosarcolithus
Geographic Distribution
Eu.-N.Afr.-?Iran-Canada-Cuba
Age Range
Beginning Stage in Treatise Usage:
L.Cret.(Urgonian facies)
Beginning International Stage:
Aptian
Fraction Up In Beginning Stage:
0
Beginning Date:
121.4
Ending Stage in Treatise Usage:
U.Cret.(Turon.)
Ending International Stage:
Turonian
Fraction Up In Ending Stage:
100
Ending Date:
89.39
Description
Very large, inequivalve, strongly carinate, AV curved or loosely coiled with whorls not in contact, FV curved in same direction as AV, smaller, teeth of FV fused with myophores to form single plate which fits into notches in AV shell cavity wall, radiolitid fashion, no ligament, shell cavity obliquely tabulate with tabulae of AV sloping away from commissure toward convex side and those of FV sloping away from commissure toward concave side
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Heterodonta
Order:
Hippuritoida (rudists and relatives)
Superfamily:
Hippuritacea (rudists)
Family:
Caprinidae
Formal Genus Name and Reference:
Ichthyosarcolites DESMAREST, 1817, p. 51
Type Species:
I. triangularis, M
Images
(Click to enlarge in a new window)
Fig. E258,4. *I. triangularis, Cenoman., 4a, both valves, X0.2,; 4b, transv. sec., X0.3 (695)
Synonyms
Ichthyosarcolithus
Geographic Distribution
Eu.-N.Afr.-?Iran-Canada-Cuba
Age Range
Beginning Stage in Treatise Usage:
L.Cret.(Urgonian facies)
Beginning International Stage:
Aptian
Fraction Up In Beginning Stage:
0
Beginning Date:
121.4
Ending Stage in Treatise Usage:
U.Cret.(Turon.)
Ending International Stage:
Turonian
Fraction Up In Ending Stage:
100
Ending Date:
89.39
Description
Very large, inequivalve, strongly carinate, AV curved or loosely coiled with whorls not in contact, FV curved in same direction as AV, smaller, teeth of FV fused with myophores to form single plate which fits into notches in AV shell cavity wall, radiolitid fashion, no ligament, shell cavity obliquely tabulate with tabulae of AV sloping away from commissure toward convex side and those of FV sloping away from commissure toward concave side