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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 | Ambleminae | Lampsilini

genus Delphinonaias Crosse & Fischer, 1894: synonymy
     3 Recent valid species (3 total species)

Delphinonaias Fischer & Crosse, 1894
Fischer & Crosse, 1894. Miss. Sci. Mexique, Rech. Zool. 2(15): 555.
(intro'd as sub-gen. of Unio Retzius, 1788)
Type species: Unio delphinulus Morelet, 1849 (monotypy) = Delphinonaias largillierti

Phyllonaias Fischer & Crosse, 1894
Fischer & Crosse, 1894. Miss. Sci. Mexique, Rech. Zool. 2(15): 555.
(intro'd as sub-gen. of Unio Retzius, 1788)
Type species: Unio paludosus Morelet, 1849 (orig. desig.) = Delphinonaias largillierti

Delphinonais Frierson, 1927
‘Crosse & Fischer’
Frierson, 1927. Check List N. Amer. Naiades: 84.
(error for Delphinonaias Fischer & Crosse, 1894)

Taxonomic History (since 1900)

Lampsilis (Proptera)Simpson (1900), Simpson (1914)
Unio (Metaptera)Martens (1900)
Lampsilis (Delphinonaias)Frierson (1927), Haas (1929), Haas (1969), Haas (1969)
Lampsilis (sec. Delphinonaias)Thiele (1934)
Lampsilis (sec. Phyllonaias)Thiele (1934)
LeptodeaGoodrich & van der Schalie (1937)
Lampsilis (Phyllonaias)Haas (1969), Haas (1969)
PotamilusGraf & Cummings (2007)
DelphinonaiasGraf & Cummings (2007), Bogan (2010), Zieritz et al. (2013), Graf & Cummings (2021), Czaja et al. (2023)

 
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