Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Lampsilini
1 Recent freshwater species (1 total species)
Agassiz, 1852. Arch. Naturg. 18(1): 47.
(homonym of Rondani, 1840 [Dipt.])
Type species: Unio lapillus Say, 1831 (sub. desig. by Herrmannsen, 1852: 83) = Paetulunio fabalis
Watters, 2018. Visaya, Suppl. (10): 13.
Type species: Unio fabalis Lea, 1831 (orig. desig.) = Paetulunio fabalis
The Taxonomic History lists the ways authors have classified the species currently assigned to Paetulunio, since 1900.
Micromya — Simpson (1900), Ortmann (1909), Ortmann (1909), Ortmann (1910), Simpson (1914), Ortmann (1924), Ortmann (1925), Haas (1969)
Unio (s.s.) — Call (1900)
Eurynia (Micromya) — Ortmann (1912), Ortmann (1918)
Unio — de Gregorio (1914)
Lemiox — Frierson (1927), Haas (1969)
Ligumia (Micromya) — Thiele (1934)
Villosa — Burch (1975), R.I. Johnson (1980), Mackie et al. (1980), Turgeon et al. (1988), Cummings & Mayer (1992), ... Jones (2015), Lane et al. (2016), Williams et al. (2017), Klymus et al. (2020), Gasparini et al. (2020)
Paetulunio — Watters (2018), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), FMCS (2025)