Goniobasis aequa (I. Lea, 1861) accepted as Elimia alabamensis (I. Lea, 1861) (basis of record)
Goniobasis aequalis (Haldeman, 1842) accepted as Lithasia verrucosa (Rafinesque, 1820) (basis of record)
Goniobasis alabamensis (I. Lea, 1861) accepted as Elimia alabamensis (I. Lea, 1861) (basis of record)
Goniobasis alexandrensis (I. Lea, 1845) accepted as Pleurocera acuta Rafinesque, 1824 (basis of record)
Goniobasis ambusta (J. G. Anthony, 1854) accepted as Elimia ampla (J. G. Anthony, 1854) (basis of record)
Goniobasis ampla (J. G. Anthony, 1854) accepted as Elimia ampla (J. G. Anthony, 1854) (basis of record)
Pleurocera affine (I. Lea, 1864) accepted as Pleurocera canaliculata (Say, 1821) (basis of record)
Pleurocera alabamense (I. Lea, 1862) accepted as Pleurocera canaliculata (Say, 1821) (basis of record)
Pleurocera altipetum (J. G. Anthony, 1854) accepted as Pleurocera canaliculata (Say, 1821) (basis of record)
Pleurocera alveare (Conrad, 1834) (new combination reference)

 Type locality

 for Melania aequalis Haldeman, 1842

Nolachucky [sic!, Nolichucky] River, Tennessee. [details]

 Type locality

 for Trypanostoma affine I. Lea, 1864

Smith’s Shoals, Cumberland River, E. Tennessee. [details]