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 | 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 | Hyrioidea | Hyriidae | Hyriinae | Rhipidodontini | Diplodon species Diplodon peraeformis (Lea, 1860): synonymy9 specimens
 | Unio peraeformis Lea, 1860
  Lea, 1860. Proc. Acad. Nat. Sci. 12: 90 [as ‘peræformis’]. Lea, 1863. Jour. Acad. Nat. Sci. 5 [O. 10]: 384 [20], pl. 43, fig. 292 [as ‘peræformis’].
 Type(s): HOLOTYPE USNM_85774, Uruguay R., S. Amercia.
 
 Diplodon (Cyclomya s.s.) peraeformis — Simpson (1900), Simpson (1914)
 Unio peræformis — Corsi (1900)
 Diplodon (Cyclomya) paranensis funebralis — Haas (1931)
 Diplodon (Rhipidodonta) charruanus — Bonetto (1964), Bonetto (1965), Bonetto & Mansur (1970)
 Diplodon (Rhipidodonta) funebralis — Figueiras (1965)
 Diplodon peraeformis — Parodiz (1968), Mansur (1970), Graf & Cummings (2021)
 Diplodon (Rhipidodonta) paranensis funebralis — Haas (1969)
 Rhipidodonta charruana — Simone (2006)
 Diplodon (Rhipidodonta) peraeformis — Pereira et al. (2014), Torres et al. (2018)
 Rhipidodonta peraeformis — Mansur et al. (2020)
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 | Unio prunoides Lea, 1868
  Lea, 1868. Proc. Acad. Nat. Sci. 20: 150. Lea, 1868. Jour. Acad. Nat. Sci. 6 [O. 12]: 323, pl. 53, fig. 136.
 Type(s): HOLOTYPE (MONOTYPY) ANSP_41791, So. America.
 
 Diplodon (s.s.) prunoides — Simpson (1900), Simpson (1914)
 Diplodon (Cyclomya) paranensis funebralis — Haas (1931)
 Diplodon (Rhipidodonta) charruanus — Bonetto (1964), Bonetto (1965), Figueiras (1965), Bonetto & Mansur (1970)
 Diplodon peraeformis — Parodiz (1968), Mansur (1970)
 Diplodon (Rhipidodonta) paranensis funebralis — Haas (1969)
 Rhipidodonta funebralis — Simone (2006)
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 | Unio paraeformis Figueiras, 1965‘Lea’  of Authors.
 Figueiras, 1965. Comm. Soc. Malac. Uruguay 1(8): 239.
 Simone, 2006. Land. Freshw. Moll. Brazil.: 267.
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 | Rhipidodonta pruinoides Simone, 2006‘Lea’ Simone, 2006. Land. Freshw. Moll. Brazil.: 267.
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 Taxonomic History (since 1900)Diplodon (Cyclomya s.s.) peraeformis — Simpson (1900), Simpson (1914)Unio peræformis — Corsi (1900)
 Diplodon (s.s.) prunoides — Simpson (1900), Simpson (1914)
 Diplodon (Cyclomya) paranensis funebralis — Haas (1931)
 Diplodon (Rhipidodonta) charruanus — Bonetto (1964), Bonetto (1965), Figueiras (1965), Bonetto & Mansur (1970)
 Diplodon (Rhipidodonta) funebralis — Figueiras (1965)
 Diplodon peraeformis — Parodiz (1968), Mansur (1970), Graf & Cummings (2021)
 Diplodon (Rhipidodonta) paranensis funebralis — Haas (1969)
 Rhipidodonta charruana — Simone (2006)
 Rhipidodonta funebralis — Simone (2006)
 Diplodon (Rhipidodonta) peraeformis — Pereira et al. (2014), Torres et al. (2018)
 Rhipidodonta peraeformis — Mansur et al. (2020)
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