Bivalvia | Unionida | Unionoidea | Unionidae | Parreysiinae
Henderson, 1935. GSA, Spec. Pap. 3: 69.
Modell, 1942. Arch. Moll. 74(5/6): 186.
Type genus: Parreysia Conrad, 1853 = Parreysia
Vikhrev, Bolotov & Kondakov in Bolotov et al., 2017. Sci. Repts. 7: 2.
Type genus: Leoparreysia Bolotov et al., 2017 = Leoparreysia