Bivalvia | Unionida | Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina
2 Recent freshwater species (2 total species)
Ortmann, 1914. Nautilus 28(4): 41.
Ortmann & Walker, 1922. Occ. Pap. Mus. Zool. Univ. Mich. (112): 33.
Ortmann, 1923. Nautilus 36(3): 83.
Ortmann, 1924. Amer. Midl. Nat. 9(1): 22.
(intro'd as sub-gen. of Symphynota Lea, 1829)
Type species: Margaritana holstonia Lea, 1838 (orig. desig.) = Alasminota holstonia
The Taxonomic History lists the ways authors have classified the species currently assigned to Alasminota, since 1900.
Alasmidonta (Pressodonta) — Simpson (1900), Simpson (1914)
Symphynota (Alasminota) — Ortmann (1914)
Alasmidonta — Simpson (1914)
Lasmigona (Sulcularia) — Ortmann (1918), Haas (1969)
Lasmigona (Alasminota) — Ortmann & Walker (1922), Ortmann (1923), Ortmann (1924), Ortmann (1925), Clarke (1985), Graf & Cummings (2007)
Alasmidonta (Sulcularia) — Frierson (1927)
Lasmigona (sec. Sulcularia) — Thiele (1934)
Lasmigona — Morrison (1969), Burch (1975), R.I. Johnson (1980), Turgeon et al. (1988), Williams et al. (1993), ... FMCS (2021), Bieler (2021), Whelan et al. (2023), Hopper et al. (2023), Perkins et al. (2025)
Alasminota — FMCS (2025), Gordon (2025), Campbell & Lydeard (2026)