Pseudodon Gould, 1844
Gould, 1844, Proc. Boston Soc. Nat. Hist. 1: 161.
(intro'd as sub-gen. of Anodon Oken, 1815; renamed Pseudodus Morgan, 1885)
Type species: Anodon inoscularis Gould, 1844 (orig. desig.) = Pseudodon inoscularis

Monodontina Conrad, 1853
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 269.
Type species: Margaritana vondembuschiana Lea, 1840 (orig. desig.) = Pseudodon vondembuschianus

Pseudodus Morgan, 1885
Morgan, 1885, Bull. Soc. Zool. France 10: 422.
(error for Pseudodon Gould, 1844)

Psudodon Heude, 1885
Heude, 1885, Conch. Fluv. Nanking (9): pl. 72.
(error for Pseudodon Gould, 1844)

Suborbiculus Simpson, 1900
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 835.
Simpson, 1914, Descr. Cat. Naiades: 1081.
(intro'd as sub-gen. of Pseudodon Gould, 1844)
Type species: Monocondylus orbicularis Morelet, 1866 (orig. desig.) = Pseudodon cambodjensis

Diplopseudodon Haas, 1920
Haas, 1920, Conch. Cab. 9 (pt. 2, h. 53): 313.
Haas, 1924, Abh. Senckenb. Naturf. Ges. 38: 129.
(intro'd as sub-gen. of Pseudodon Gould, 1844)
Type species: Pseudodon crassus Drouët & Chaper, 1892 (orig. desig.) = Pseudodon walpolei

Taxonomic History (since 1900)

Dalliella — Simpson (1900)
Pseudodon (sec. Suborbiculus) — Simpson (1900), Simpson (1914)
Pseudodon (sec. Trigonodon) — Simpson (1900), Simpson (1914), Preston (1915)
Pseudodon (s.s.) — Simpson (1900), Preston (1912), Simpson (1914), Preston (1915), ..., Haas (1969), Haas (1969), Subba Rao (1989), Graf & Cummings (2007)
Hyriopsis (s.s.) — Simpson (1900), Simpson (1914)
Pseudodon — Simpson (1900), Martens (1900), Prashad (1922), Modell (1942), ..., Wu et al. (2024), Jeratthitikul et al. (2024), Dai et al. (2024), Wu et al. (2024)
Unio — Martens (1900)
Pseudodon (Trigonodon) — Preston (1912), Haas (1924), Haas (1969)
Simpsonella — Simpson (1914)
Cristaria (Pletholophus) — Simpson (1914), Haas (1969)
Nodularia (s.s.) — Simpson (1914)
Margaritana — de Gregorio (1914)
Monodontina — Prashad (1919), Bolotov et al. (2017), Bolotov et al. (2018), Huang et al. (2019), ..., Jeratthitikul & Sutcharit (2023), Wu et al. (2023), Dai et al. (2024), Bolotov et al. (2024)
Pseudodon (Cosmopseudodon) — Haas (1920), Haas (1969), Graf & Cummings (2007)
Pseudodon (Diplopseudodon) — Haas (1920), Haas (1969), Haas (1969), Graf & Cummings (2007)
Pseudodon (Monodontina) — Haas (1920), Haas (1924), Haas (1969), Haas (1969), Graf & Cummings (2007)
Pseudodon (Bineurus) — Haas (1920), Haas (1924), Haas (1969), Graf & Cummings (2007)
Pseudodon (sec. Diplopseudodon) — Thiele (1934)
— Haas (1969), Subba Rao (1989), Konopleva et al. (2021)
Cristaria — IUCN (2012)
Thaiconcha — Bolotov et al. (2020), Graf & Cummings (2021)