-
-
Eumetazoa (metazoans)
-
Bilateria (bilaterally symmetrical animals)
-
Protostomia (protostomes)
-
-
-
Mollusca (clams, snails, squids, and relatives)
-
Class Bivalvia
-
Order Unionoida
-
Family Unionidae
-
Genus Obovaria
-
Species Obovaria retusa
-
Infraspecies Obovaria retusa lens
-
Infraspecies Obovaria retusa retusa
-
-
-
-
-
-
-
-
-
-
-
-