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Page last updated
Thu 17 July 2025

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

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!


Bivalvia | Unionoida | Unionoidea | Unionidae | Parreysiinae | Indochinellini

genus Unionetta Haas, 1955: synonymy
     1 Recent valid species (1 total species)

Unionella Haas, 1913
Haas, 1912. Conch. Cab. 9 (pt. 2, h. 46): pl. 31.
Haas, 1913. Nachr. Bl. Dtsch. Malak. Ges. 45: 37.
Haas, 1914. Conch. Cab. 9 (pt. 2, h. 50): 250.
(homonym of Etheridge, 1888; renamed Unionetta Haas, 1955)
Type species: Unio fabagina Deshayes & Jullien, 1876 (orig. desig.) = Unionetta fabagina

Unionetta Haas, 1955
Haas, 1955. Arch. Moll. 84: 212.
(new name for Unionella Haas, 1913)

Unionea Haas, 1969
‘Haas, 1955’
Haas, 1969. Treatise on Invert. Paleo: N435.
(error for Unionetta Haas, 1955)

Taxonomic History (since 1900)

Parreysia (s.s.)Simpson (1900), Simpson (1914)
UnionellaHaas (1914), Thiele (1934)
UnionettaHaas (1969), Brandt (1974), Graf & Cummings (2007), Bogan (2010), IUCN (2012), ... Bolotov et al. (2022), Bolotov et al. (2022), Konopleva et al. (2023), Bolotov et al. (2024), Zieritz et al. (2024)
Unionea [sic]Haas (1969)

 
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