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

Ihering, 1893. Arch. Naturg. 59(1): 93, pl. 4, fig. 7.
Type(s): LECTOTYPE SMF_3872, Piracicaba, Geb. d Rio Tiete, St. Sao Paulo, Bras.
Diplodon (s.s.) paulista — Simpson (1900), Simpson (1914), Ortmann (1921), Morretes (1949), Pereira et al. (2014)
Diplodon delodontus expansus — Haas (1930)
Diplodon paulista — Bonetto (1959), Parodiz (1968), Mansur et al. (2020), Graf & Cummings (2021)
Diplodon (s.s.) delodontus expansus — Bonetto (1964), Bonetto (1965), Haas (1969)
Diplodon expansus — Simone (2006)

‘Fer.’ Lea, 1836. Synopsis Fam. Naiades: 32 [as ‘Margarita (Unio) modestus’]. [nomen nudum]
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 876, footnote.
Simpson, 1914. Descr. Cat. Naiades: 1241.
Type(s): SYNTYPE USNM_85725, Brazil.
Diplodon (s.s.) leai — Simpson (1900), Simpson (1914)
Diplodon delodontus expansus — Haas (1930)
Diplodon (s.s.) delodontus expansus — Bonetto (1965), Haas (1969)
Diplodon paulista — Parodiz (1968)
Diplodon expansus — Simone (2006)

Simpson, 1914. Descr. Cat. Naiades: 1252.
Type(s): SYNTYPE USNM_128790, Rio Tiete, near Ponte Grande, Sao Paulo, Brazil.
Diplodon (s.s.) semigranosus — Simpson (1914), Morretes (1949)
Diplodon semigranosus — Marshall (1917)
Diplodon (s.s.) granosus multistriatus — Haas (1931), Haas (1969)
Diplodon (s.s.) delodontus expansus — Bonetto (1964), Bonetto (1965)
Diplodon paulista — Parodiz (1968)
Diplodon expansus — Simone (2006)
Diplodon multistriatus — Miyahira et al. (2019)
‘Fer.’ Lea, 1836. Synopsis Fam. Naiades: 32. [nomen nudum]
‘Fer.’ Lea, 1838. Synopsis Fam. Naiades: 22. [nomen nudum]
‘Fer.’ Lea, 1852. Synopsis Fam. Naiades: 33. [nomen nudum]
‘Fer.’ Lea, 1870. Synopsis Fam. Naiades: 54. [nomen nudum]
Diplodon (s.s.) leai — Simpson (1900), Simpson (1914)
Diplodon paulista — Parodiz (1968)
Diplodon expansus — Simone (2006)
Diplodon (s.s.) paulista — Simpson (1900), Simpson (1914), Ortmann (1921), Morretes (1949), Pereira et al. (2014)
Diplodon (s.s.) leai — Simpson (1900), Simpson (1914)
Diplodon (s.s.) semigranosus — Simpson (1914), Morretes (1949)
Diplodon semigranosus — Marshall (1917)
Diplodon delodontus expansus — Haas (1930)
Diplodon (s.s.) granosus multistriatus — Haas (1931), Haas (1969)
Diplodon paulista — Bonetto (1959), Parodiz (1968), Mansur et al. (2020), Graf & Cummings (2021)
Diplodon (s.s.) delodontus expansus — Bonetto (1964), Bonetto (1965), Haas (1969)
Diplodon expansus — Simone (2006)
Diplodon multistriatus — Miyahira et al. (2019)