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Page last updated
Thu 3 September 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!

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Bivalvia | Unionoida | Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina

genus Pseudodontoideus Frierson, 1927: synonymy
     2 Recent valid species (2 total species)

Pseudodontoideus Frierson, 1927
Frierson, 1927. Check List N. Amer. Naiades: 23.
(intro'd as sub-gen. of Strophitus Rafinesque, 1820)
Type species: Margaritana alabamensis Lea, 1861 (orig. desig.) = Pseudodontoideus connasaugaensis

Pseudodontoides Modell, 1964
‘Frierson’ of Authors.
Modell, 1964. Arch. Moll. 93: 91.
Pfeiffer et al., 2019. MPE 137: 124.
(error for Pseudodontoideus Frierson, 1927)

Pseudodontideus Thiele, 1934
‘Frierson’ Thiele, 1934. Handb. Syst. Weichtierk. 3: 832 [1267].
(error for Pseudodontoideus Frierson, 1927)

Taxonomic History (since 1900)

Lampsilis (s.s.)Simpson (1900)
AnodontaSimpson (1900), Simpson (1914), Clench & Turner (1956), Burch (1975)
AlasmidontaSimpson (1900)
StrophitusSimpson (1900), Ortmann (1923), Thiele (1934), R.I. Johnson (1967), Burch (1975), ... Haag (2012), Inoue et al. (2014), Williams et al. (2017), Inoue et al. (2018), Hauck et al. (2023)
Strophitus (s.s.)Simpson (1914), Frierson (1927), Haas (1969)
Anodonta (Pyganodon)Frierson (1927), Haas (1969), R.I. Johnson (1970), Heard (1975)
Strophitus (Pseudodontoideus)Frierson (1927), Haas (1969)
PyganodonBrim Box & Williams (2000)
PseudodontoideusSmith et al. (2018), Graf & Cummings (2021), Bieler (2021), FMCS (2021), Whelan et al. (2023), Hopper et al. (2023), Perkins et al. (2025), FMCS (2025)

 
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