Bivalvia | Unionida | Unionoidea | Margaritiferidae | Margaritiferinae

genus Pseudunio Haas, 1910: synonymy

3 Recent freshwater species (8 total species)

Synonymy

Potodoma Herrmannsen, 1846

(renamed Pseudunio Haas, 1910; homonym of Meigen, 1800)
Herrmannsen, 1846. Ind. Gener. Malacol. 1: ??.
Type species: Unio sinuata Lamarck, 1819 (orig. desig.) = Pseudunio auricularius

Baryana Locard, 1889

(intro'd as sub-gen. of Unio Retzius, 1788)
Bourguignat in Locard, 1889. Contr. Faune Malacol. Franc. 13: 124.
Type species: Unio sinuata Lamarck, 1819 (monotypy) = Pseudunio auricularius

Pseudunio Haas, 1910

(new name for Potodoma Herrmannsen, 1846)
Haas, 1910. Nachr. Bl. Dtsch. Malak. Ges. 42: 181.
Type species: Unio sinuata Lamarck, 1819 (orig. desig.) = Pseudunio auricularius

Plicatibaphia Starobogatov, 1970

Starobogatov, 1970. Fauna Moll. Continent.: 61, 283.
Type species: Unio flabellatus Goldfuss, 1837 (orig. desig.) = Pseudunio flabellatus

Pseudounio Sakai et al., 2022

(error for Pseudunio Haas, 1910)
‘Haas’ Sakai et al., 2022. Venus 80(3-4): 47.
Type species: Unio sinuata Lamarck, 1819 = Pseudunio auricularius

Taxonomic History (since 1900)

The Taxonomic History lists the ways authors have classified the species currently assigned to Pseudunio, since 1900.

Margaritana — Simpson (1900), Ortmann (1912), Preston (1912), Ortmann (1913), Haas (1924), Germain (1931), Pallary (1939)
Unio (sec. Lymnium) — Simpson (1900)
Unio — Rochebrune (1903), Kobelt (1903)
Unio (Baryana) — Germain (1904)
Unio (Groupe Baryana) — Caziot (1907)
Pseudunio — Haas (1910), Falkner (1994), D.G. Smith (2001), Falkner et al. (2001), Falkner et al. (2002), ... Dai et al. (2025), Chen et al. (2025), Chen et al. (2025), Klymus et al. (2025), Campbell & Lydeard (2026)
Leguminaia (Rhombunio) — Germain (1911)
Margaritana (Group of M. margaritifera) — Simpson (1914)
Unio (sec. Lymnium) (Group U. littoralis) — Simpson (1914)
Margaritifera — Modell (1931), Haas (1940), Mandahl-Barth (1988), Ziuganov et al. (1994), Daget (1998), ... Huang et al. (2019), Múrria et al. (2020), Fukata & Iigo (2020), Sano et al. (2020), Bashê (2022)
Margaritana (Potomida) — Thiele (1934)
Psilunio — Haas (1940)
Margaritifera (Pseudunio) — Haas (1969), Haas (1969), Van Damme (1984), Schneider & Prieto (2011), Bolotov et al. (2016)
Potomida — Haas (1969), Schütt (1983)
Plicatibaphia — Starobogatov (1970), Gozhik (2006)