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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 | Gonideinae | Rectidentini

genus Elongaria Haas, 1911: synonymy
     2 Recent valid species (2 total species)

Elongaria Haas, 1911
Haas, 1911. Conch. Cab. 9 (pt. 2, h. 43): pl. 17.
Haas, 1913. Conch. Cab. 9 (pt. 2, h. 48): 167.
Haas, 1913. Nachr. Bl. Dtsch. Malak. Ges. 45: 34.
Type species: Unio orientalis Lea, 1840 (orig. desig.) = Elongaria orientalis

Nannonaia Haas, 1913
Haas, 1913. Conch. Cab. 9 (pt. 2, h. 48): 169.
(intro'd as sub-gen. of Elongaria Haas, 1911)
Type species: Unio trompi Drouët & Chaper, 1892 (monotypy) = Elongaria trompi

Taxonomic History (since 1900)

Nodularia (s.s.)Simpson (1900), Simpson (1914)
Unio (sec. Lymnium)Simpson (1900), Simpson (1914)
RectidensFrierson (1911), Simpson (1914), Modell (1942)
Elongaria (s.s.)Haas (1913), Thiele (1934), Haas (1969), Haas (1969)
Elongaria (sec. Nannonaia)Haas (1913), Thiele (1934)
ElongariaHaas (1940), van Benthem Jutting (1953), Graf & Cummings (2007), Bogan (2010), Affandi et al. (2013), Zieritz et al. (2018), Zieritz et al. (2020), Pfeiffer et al. (2021), Graf & Cummings (2021), Sahidin et al. (2021), Zieritz et al. (2024)
Elongaria (Nannonaia)Haas (1969), Haas (1969)

 
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