Arkansia macneili Modell, 1957 † accepted as Arcidens macneili (Modell, 1957) † (additional source)
Costanaia MacNeil, 1935 † (original description)
Costanaia arciformis MacNeil, 1935 † (original description)
Elliptio cornelliana (Maury, 1902) † (basis of record)
Lampsilis bowlingi MacNeil, 1935 † accepted as Ligumia bowlingi (MacNeil, 1935) † (original description)
Lampsilis marshalli MacNeil, 1935 † accepted as Potamilus marshalli (MacNeil, 1935) † (original description)
Megalonoidea MacNeil, 1935 † (original description)
Megalonoidea porcata MacNeil, 1935 † (original description)
Megalonoidea rugicosta MacNeil, 1935 † (original description)