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Caprinula
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Heterodonta
Order:
Hippuritoida (rudists and relatives)
Superfamily:
Hippuritacea (rudists)
Family:
Caprinidae
Formal Genus Name and Reference:
Caprinula D'ORBIGNY, 1847, p. 269 (genus without nominal species); 1850, p. 187
Type Species:
Caprina boissyi D'ORBIGNY, 1839, p. 169; SM
Images
(Click to enlarge in a new window)
Fig. E257,4. *C. boissyi (D'ORBIGNY), Turon., France; 4a,b, FV secs. near commissure and nearer apex, X1; 4c, AV sec. near commissure, X1 (after 267c); 4d, both valves, X0.5 (695)
Synonyms
Geographic Distribution
Eu..-Syria-N.Am.
Age Range
Beginning Stage in Treatise Usage:
L.Cret.(Alb.)
Beginning International Stage:
Albian
Fraction Up In Beginning Stage:
0
Beginning Date:
113.2
Ending Stage in Treatise Usage:
U.Cret.(Cenoman.-Turon.)
Ending International Stage:
Turonian
Fraction Up In Ending Stage:
100
Ending Date:
89.39
Description
A V conical, straight; F V conical, loosely coiled; muscle in- sertions as in Caprina; anterior and posterior accessory cavities in both valves and divided by thin radial vertical plates; vertical plate divides cavity joined to socket from shell cavity as in Caprina; pallial canals include inner polygonal series and outer pyriform series, polygonal series decreases in diameter from interior of valves outward.
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:
Caprinula D'ORBIGNY, 1847, p. 269 (genus without nominal species); 1850, p. 187
Type Species:
Caprina boissyi D'ORBIGNY, 1839, p. 169; SM
Images
(Click to enlarge in a new window)
Fig. E257,4. *C. boissyi (D'ORBIGNY), Turon., France; 4a,b, FV secs. near commissure and nearer apex, X1; 4c, AV sec. near commissure, X1 (after 267c); 4d, both valves, X0.5 (695)
Synonyms
Geographic Distribution
Eu..-Syria-N.Am.
Age Range
Beginning Stage in Treatise Usage:
L.Cret.(Alb.)
Beginning International Stage:
Albian
Fraction Up In Beginning Stage:
0
Beginning Date:
113.2
Ending Stage in Treatise Usage:
U.Cret.(Cenoman.-Turon.)
Ending International Stage:
Turonian
Fraction Up In Ending Stage:
100
Ending Date:
89.39
Description
A V conical, straight; F V conical, loosely coiled; muscle in- sertions as in Caprina; anterior and posterior accessory cavities in both valves and divided by thin radial vertical plates; vertical plate divides cavity joined to socket from shell cavity as in Caprina; pallial canals include inner polygonal series and outer pyriform series, polygonal series decreases in diameter from interior of valves outward.