MUSSELpdb | valid gen. Utterbackia synonymy

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Thu 17 July 2025

The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

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genus Utterbackia F.C. Baker, 1927: synonymy
3 Recent valid species (3 total species)

Utterbachia F.C. Baker, 1927
F.C. Baker, 1927. Amer. Midl. Nat. 10(7): 221.
(incorrect original spelling of Utterbackia F.C. Baker, 1927)

Utterbackia F.C. Baker, 1927
F.C. Baker, 1927. Amer. Midl. Nat. 10(7): 221.
F.C. Baker, 1928. Bull. Wisconsin Geol. Nat. Hist. Survey 70(2): 170.
(correct name for Utterbachia F.C. Baker, 1927)
Type species: Anodonta imbecillis Say, 1829 (orig. desig.) = Utterbackia imbecillis

Taxonomic History (since 1900)

Anodonta — Simpson (1900), Ortmann (1909), Ortmann (1909), Ortmann (1910), Ortmann (1912), ... Howells et al. (1996), Rosenberg et al. (1997), Adamkewicz et al. (1997), Contreras-Arquieta (2000), ITIS (2012)
Unio (Anodonta) — Call (1900)
Anodonta (s.s.) — Martens (1900)
Lastena — Utterback (1915)
Anodonta (Lastena) — Frierson (1927), Haas (1930), Haas (1969)
Utterbackia — F.C. Baker (1927), F.C. Baker (1928), Hoeh (1990), Cummings & Mayer (1992), Williams et al. (1993), ... Wu et al. (2024), Wu et al. (2024), Hou et al. (2024), Dai et al. (2024), Dai et al. (2025)
Anodonta (Utterbackia) — R.I. Johnson (1970), R.I. Johnson (1972), Heard (1975), Kat (1983), R.I. Johnson (1999)
U. — Marshall et al. (2018)

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