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Anodontoides
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Palaeoheterodonta
Order:
Unionoida (Freshwater mussels and relatives)
Superfamily:
Unionacea (freshwater mussels)
Family:
Unionidae
Subfamily:
Anodontinae
Formal Genus Name and Reference:
Anodontoides SIMPSON, 1898 [pro Anodontopsis SIMPSON, 1898 (non M'Coy, 1851)]
Type Species:
Anodonta ferussaciana LEA, 1834; O D
Images
(Click to enlarge in a new window)
Fig. D39,1. *A . ferussacianus (LEA), Rec.; 1a,b, LV ext., hinges, X0.75 (497)
Synonyms
Geographic Distribution
N.Am.
Age Range
Beginning Stage in Treatise Usage:
Pleist.
Beginning International Stage:
Gelasian
Fraction Up In Beginning Stage:
0
Beginning Date:
2.58
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Elliptical, inflated, thin, some constricted a t center of base; beaks rather full, with few coarse, subparallel, concentric ridges, curved up abruptly toward rear, superimposed on fine radiating ridges; periostracum smooth, shining, commonly rayed; hinge line slightly curved in front of beaks, edentulous or with rudimentary claustra.
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Palaeoheterodonta
Order:
Unionoida (Freshwater mussels and relatives)
Superfamily:
Unionacea (freshwater mussels)
Family:
Unionidae
Subfamily:
Anodontinae
Formal Genus Name and Reference:
Anodontoides SIMPSON, 1898 [pro Anodontopsis SIMPSON, 1898 (non M'Coy, 1851)]
Type Species:
Anodonta ferussaciana LEA, 1834; O D
Images
(Click to enlarge in a new window)
Fig. D39,1. *A . ferussacianus (LEA), Rec.; 1a,b, LV ext., hinges, X0.75 (497)
Synonyms
Geographic Distribution
N.Am.
Age Range
Beginning Stage in Treatise Usage:
Pleist.
Beginning International Stage:
Gelasian
Fraction Up In Beginning Stage:
0
Beginning Date:
2.58
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Elliptical, inflated, thin, some constricted a t center of base; beaks rather full, with few coarse, subparallel, concentric ridges, curved up abruptly toward rear, superimposed on fine radiating ridges; periostracum smooth, shining, commonly rayed; hinge line slightly curved in front of beaks, edentulous or with rudimentary claustra.