Bivalvia | Unionida | Hyrioidea | Hyriidae | Hyriinae | Rhipidodontini | Diplodon

Lea, 1860. Proc. Acad. Nat. Sci. 12: 91 [as ‘æthiops’].
Lea, 1863. Jour. Acad. Nat. Sci. 5 [O. 10]: 377, pl. 41, fig. 285 [as ‘æthiops’].
Type(s): HOLOTYPE USNM_85617, Uruguay R., S. America.
Diplodon (s.s.) aethiops — Simpson (1900), Simpson (1914), Mansur & Pereira (2006), Pereira et al. (2014)
Diplodon (s.s.) charruanus — Ortmann (1921), Haas (1969)
Diplodon charruanus — Haas (1930)
Diplodon (s.s.) rhuacoicus — Bonetto (1964), Bonetto (1965), Figueiras (1965)
Diplodon parallelipipedon [sic] aethiops — Parodiz (1968), Mansur (1970)
Rhipidodonta charruana — Simone (2006)
Diplodon aethiops — Mansur et al. (2020), Graf & Cummings (2021)
Ihering, 1893. Arch. Naturg. 59(1): 102.
(intro'd as intra-sp. of Unio aethiops Lea, 1860)
Diplodon (s.s.) aethiops var. piricicabana [sic] — Simpson (1900)
Diplodon (s.s.) aethiops var. piracicabanus — Simpson (1914)
Diplodon delodontus expansus — Haas (1930)
Diplodon (s.s.) delodontus expansus — Bonetto (1964), Bonetto (1965), Haas (1969)
Diplodon expansus — Parodiz (1968), Mansur (1970), Quintana (1982), Simone (2006)
Diplodon (s.s.) aethiops — Mansur & Pereira (2006)
‘Lea’ Clessin, 1888. Malak. Blatt. 10: 172.
(misidentified reference to Unio dunkerianus Lea, 1856)
Diplodon (s.s.) aethiops — Mansur & Pereira (2006)

‘von Ihering’ Simpson, 1900. Proc. U.S. Nat. Mus. 22: 877.
(error for Unio aethiops var. piracicabana Ihering, 1893)
Type(s): NOMEN NUDUM SMF_4031, Piracicaba, Geb. d Rio Tiete, St. Sao Paulo, Bras.
Diplodon expansus — Mansur (1970)
Diplodon (s.s.) aethiops — Simpson (1900), Simpson (1914), Mansur & Pereira (2006), Pereira et al. (2014)
Diplodon (s.s.) aethiops var. piricicabana [sic] — Simpson (1900)
Diplodon (s.s.) aethiops var. piracicabanus — Simpson (1914)
Diplodon (s.s.) charruanus — Ortmann (1921), Haas (1969)
Diplodon charruanus — Haas (1930)
Diplodon delodontus expansus — Haas (1930)
Diplodon (s.s.) rhuacoicus — Bonetto (1964), Bonetto (1965), Figueiras (1965)
Diplodon (s.s.) delodontus expansus — Bonetto (1964), Bonetto (1965), Haas (1969)
Diplodon parallelipipedon [sic] aethiops — Parodiz (1968), Mansur (1970)
Diplodon expansus — Parodiz (1968), Mansur (1970), Quintana (1982), Simone (2006)
Rhipidodonta charruana — Simone (2006)
Diplodon aethiops — Mansur et al. (2020), Graf & Cummings (2021)