MUSSELp
 
MUSSELpdb
 
 
Taxonomy
 
 
Geography
 
 
 

Page last updated
Wed 04 Dec 2024

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!

For each valid genus, the nominal generic synonyms are listed. The taxonomic history (since 1900) at the bottom of the page lists the genera to which all of the currently included species have been classified.

Search the database pages:

Unionoida | Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina

genus Simpsonaias Frierson, 1914: nominal genera
     1 valid species

Hemilastena Simpson, 1900
‘Agassiz’ Simpson, 1900, Proc. U.S. Nat. Mus. 22: 673.
‘Agassiz’ Simpson, 1914, Descr. Cat. Naiades: 323.
(reference to Hemilastena Agassiz, 1852)
Type species: Alasmodonta ambigua Say, 1825 (orig. desig.) = Simpsonaias ambigua

Simpsonaias Frierson, 1914
Frierson, 1914, Nautilus 28: 7.
(renamed Simpsoniconcha Frierson, 1914)
Type species: Alasmodonta ambigua Say, 1825 (orig. desig.) = Simpsonaias ambigua

Simpsoniconcha Frierson, 1914
Frierson, 1914, Nautilus 28: 40.
(new name for Simpsonaias Frierson, 1914)

Simpsonais Whelan et al., 2023
Whelan et al., 2023, Zool. J. Linn. Soc. 198(2): Table S1.
(error for Simpsonaias Frierson, 1914)

Taxonomic History (since 1900)

HemilastenaSimpson (1900), Simpson (1914)
Unio (Margaritana)Call (1900)
SimpsoniconchaWalker (1918), Frierson (1927), F.C. Baker (1928), Thiele (1934), ..., Mathiak (1979), Gordon et al. (1979), R.I. Johnson (1980), Mackie et al. (1980)
SimpsonaiasHaas (1969), Haas (1969), Oesch (1984), Clarke (1985), ..., FMCS (2021), Graf & Cummings (2021), Jeratthitikul et al. (2022), Hopper et al. (2023)
Simpsonais [sic]Whelan et al. (2023)

Page updated: 14:57:23 Wed 04 Dec 2024

 
NSF icon MUSSEL icon
"Making the world a better place, one mollusk at a time."