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Dunbarella
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Pteriomorphia
Order:
Pterioida
Suborder:
Pteriina
Superfamily:
Pectinacea (scallops and relatives)
Family:
Pterinopectinidae
Formal Genus Name and Reference:
Dunbarella NEWELL, 1938
Type Species:
Aviculopecten whitei MEEK, 1872, OD
Images
(Click to enlarge in a new window)
Fig. C57,5. *D. whitE1 (Meek), Penn. (Virgil.), Neb., 5a,b, LV ext., RV ext., X2 (663)
Synonyms
Geographic Distribution
Miss.-Penn., N.Am.-Eu.
Age Range
Beginning Stage in Treatise Usage:
Miss.
Beginning International Stage:
Tournaisian
Fraction Up In Beginning Stage:
0
Beginning Date:
359.3
Ending Stage in Treatise Usage:
Penn.
Ending International Stage:
Gzhelian
Fraction Up In Ending Stage:
100
Ending Date:
298.89
Description
Similar to Pterinopecten (Pterinopecten) except that costae of RV increase in number by bifurcation
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Pteriomorphia
Order:
Pterioida
Suborder:
Pteriina
Superfamily:
Pectinacea (scallops and relatives)
Family:
Pterinopectinidae
Formal Genus Name and Reference:
Dunbarella NEWELL, 1938
Type Species:
Aviculopecten whitei MEEK, 1872, OD
Images
(Click to enlarge in a new window)
Fig. C57,5. *D. whitE1 (Meek), Penn. (Virgil.), Neb., 5a,b, LV ext., RV ext., X2 (663)
Synonyms
Geographic Distribution
Miss.-Penn., N.Am.-Eu.
Age Range
Beginning Stage in Treatise Usage:
Miss.
Beginning International Stage:
Tournaisian
Fraction Up In Beginning Stage:
0
Beginning Date:
359.3
Ending Stage in Treatise Usage:
Penn.
Ending International Stage:
Gzhelian
Fraction Up In Ending Stage:
100
Ending Date:
298.89
Description
Similar to Pterinopecten (Pterinopecten) except that costae of RV increase in number by bifurcation