Rotundaria

Rotundaria is a genus of freshwater mussels, aquatic bivalve mollusks in the family Unionidae, the river mussels.

Species
Species within this genus include:
 * Rotundaria asperata (I. Lea, 1861)
 * Rotundaria aurea (I. Lea, 1859)
 * Rotundaria couchiana (I. Lea, 1860)
 * Rotundaria houstonensis (I. Lea, 1859)
 * Rotundaria infucata (Conrad, 1834)
 * Rotundaria kieneriana (I. Lea, 1852)
 * Rotundaria kleiniana (I. Lea, 1852)
 * Rotundaria nodulata (Rafinesque, 1820)
 * Rotundaria petrina (Gould, 1855)
 * Rotundaria pustulosa (I. Lea, 1831)
 * Rotundaria refulgens (I. Lea, 1868)
 * Rotundaria succissa (I. Lea, 1852)
 * Rotundaria tuberculata (Rafinesque, 1820)