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

Lea, 1860. Proc. Acad. Nat. Sci. 12: 90.
Lea, 1863. Jour. Acad. Nat. Sci. 5 [O. 10]: 387, pl. 45, fig. 296.
Type(s): HOLOTYPE USNM_85164, Uruguay R., S. America.
Diplodon (s.s.) piger — Simpson (1900), Simpson (1914)
Diplodon delodontus wymanii — Haas (1930)
Diplodon (Rhipidodonta) charruanus — Bonetto (1964), Bonetto (1965), Figueiras (1965), Bonetto & Mansur (1970)
Diplodon uruguayensis — Parodiz (1968), Mansur (1970)
Diplodon (s.s.) delodontus wymanii — Haas (1969)
Diplodon wymanii — Simone (2006)

Lea, 1860. Proc. Acad. Nat. Sci. 12: 90.
Lea, 1863. Jour. Acad. Nat. Sci. 5 [O. 10]: 389, pl. 45, fig. 298.
Type(s): HOLOTYPE USNM_85166, Uruguay R., S. America.
Diplodon (s.s.) uruguayensis — Simpson (1900), Simpson (1914), Ortmann (1921)
Diplodon delodontus wymanii — Haas (1930)
Diplodon (s.s.) delodontus wymanii — Bonetto (1965), Figueiras (1965), Haas (1969)
Diplodon uruguayensis — Parodiz (1968), Mansur (1970), Pereira et al. (2014), Mansur et al. (2020), Graf & Cummings (2021)
Diplodon (s.s.) delodontus wimanii [sic] — Bonetto & Mansur (1970)
Diplodon wymanii — Simone (2006)

Lea, 1866. Proc. Acad. Nat. Sci. 18: 34.
Lea, 1868. Jour. Acad. Nat. Sci. 6 [O. 12]: 269, pl. 35, fig. 83.
Type(s): HOLOTYPE USNM_85614, S. America.
Diplodon (s.s.) ampullaceus — Simpson (1900), Simpson (1914)
Diplodon delodontus delodontus — Haas (1930)
Diplodon uruguayensis — Parodiz (1968), Mansur (1970)
Diplodon (s.s.) delodontus delodontus — Haas (1969)
Diplodon wymanii — Simone (2006)

Lea, 1866. Proc. Acad. Nat. Sci. 18: 34.
Lea, 1868. Jour. Acad. Nat. Sci. 6 [O. 12]: 263, pl. 33, fig. 78.
Type(s): HOLOTYPE USNM_85167, S. America.
Diplodon (s.s.) apprimus — Simpson (1900)
Diplodon (s.s.) wymanii — Simpson (1914)
Diplodon (s.s.) uruguayensis — Ortmann (1921)
Diplodon delodontus wymanii — Haas (1930)
Diplodon (s.s.) delodontus wymanii — Bonetto (1965), Figueiras (1965), Haas (1969)
Diplodon uruguayensis — Parodiz (1968), Mansur (1970)
Diplodon (s.s.) delodontus wimanii [sic] — Bonetto & Mansur (1970)
Diplodon wymanii — Simone (2006)

Marshall, 1923. Proc. U.S. Nat. Mus. 63(2485): 3, pl. 1, figs. 1-2, 5; pl. 2, figs. 67.
Type(s): HOLOTYPE (ORIG. DESIG.) USNM_346770, Colon, Entre Rios Prov., Argentina.
Diplodon delodontus delodontus — Haas (1930)
Diplodon (Rhipidodonta) charruanus — Bonetto (1964), Bonetto (1965), Figueiras (1965), Bonetto & Mansur (1970)
Diplodon uruguayensis — Parodiz (1968), Mansur (1970)
Diplodon (s.s.) delodontus delodontus — Haas (1969)
Rhipidodonta charruana — Simone (2006)
Diplodon (s.s.) piger — Simpson (1900), Simpson (1914)
Diplodon (s.s.) uruguayensis — Simpson (1900), Simpson (1914), Ortmann (1921)
Diplodon (s.s.) ampullaceus — Simpson (1900), Simpson (1914)
Diplodon (s.s.) apprimus — Simpson (1900)
Diplodon (s.s.) wymanii — Simpson (1914)
Diplodon delodontus wymanii — Haas (1930)
Diplodon delodontus delodontus — Haas (1930)
Diplodon (Rhipidodonta) charruanus — Bonetto (1964), Bonetto (1965), Figueiras (1965), Bonetto & Mansur (1970)
Diplodon (s.s.) delodontus wymanii — Bonetto (1965), Figueiras (1965), Haas (1969)
Diplodon uruguayensis — Parodiz (1968), Mansur (1970), Pereira et al. (2014), Mansur et al. (2020), Graf & Cummings (2021)
Diplodon (s.s.) delodontus delodontus — Haas (1969)
Diplodon (s.s.) delodontus wimanii [sic] — Bonetto & Mansur (1970)
Diplodon wymanii — Simone (2006)
Rhipidodonta charruana — Simone (2006)