Bivalvia | Unionida | Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina

genus Pterosyna Rafinesque, 1831: synonymy

2 Recent freshwater species (2 total species)

Synonymy

Pterosyna Rafinesque, 1831

Rafinesque, 1831. Continuation: 5.
Rafinesque, 1864. [in] Binney & Tryon, reprint: 79.
Type species: Alasmodonta complanata Barnes, 1823 (orig. desig.) = Pterosyna complanata

Lymnadia Sowerby, 1839

‘Sw.’ Sowerby, 1839. Conch. Man.: 60.
Swainson, 1840. Treat. Malacol.: 265-266, 268, 273, 285, 289-290; 379 [as ‘Lymnadea’].
(renamed Limnadea Agassiz, 1846)
Type species: Unio gigas Swainson, 1824 (monotypy) = Pterosyna complanata

Megadomus Swainson, 1840

Swainson, 1840. Treat. Malacol.: 265-266, 268-269, 274-275, 290, 378.
Type species: Unio gigas Swainson, 1824 (orig. desig.) = Pterosyna complanata

Complanaria Swainson, 1840

Swainson, 1840. Treat. Malacol.: 288-290, 382.
Type species: Complanaria gigas Swainson, 1840 = Pterosyna complanata

Limnadea Agassiz, 1846

Agassiz, 1846. Nomencl. Zool. Index Univ.: 210.
(new name for Lymnadia Sowerby, 1839)
Type species: Unio gigas Swainson, 1824 = Pterosyna complanata

Pterosygna Simpson, 1900

‘Rafinesque’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 665.
Ortmann, 1909. Ann. Carnegie Mus. 5: 196.
Simpson, 1914. Descr. Cat. Naiades: 490.
Ortmann, 1914. Nautilus 28(4): 43.
Walker, 1918. Occ. Pap. Mus. Zool. Univ. Mich. (49): 2.
F.C. Baker, 1928. Bull. Wisconsin Geol. Nat. Hist. Survey 70(2): 147.
Haas, 1930. Senckenbergiana 12(6): 326.
(error for Pterosyna Rafinesque, 1831)
Type species: Alasmodonta complanata Barnes, 1823 = Pterosyna complanata

Lymnadea Swainson, 1840

Swainson, 1840. Treat. Malacol.: 379.
(error for Lymnadia Sowerby, 1839)
Type species: Unio gigas Swainson, 1824 = Pterosyna complanata

Taxonomic History (since 1900)

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

Symphynota (Pterosygna [sic]) — Simpson (1900), Simpson (1914)
Unio (Margaritana) — Call (1900)
Symphynota — Ortmann (1909), Ortmann (1910), Ortmann (1912), Utterback (1915)
Symphynota (Pterosygna) [sic] — Ortmann (1909)
Lasmigona (Pterosyna) — Ortmann (1924), Ortmann (1925), Frierson (1927), F.C. Baker (1928), Haas (1969), Haas (1969)
Lasmigona (Pterosygna) [sic] — Haas (1930)
Lasmigona (sec. Pterosyna) — Thiele (1934)
Lasmigona — Murray & Leonard (1962), Clarke (1973), Burch (1975), Heard (1975), Gordon et al. (1979), ... Wu et al. (2024), Hou et al. (2024), Perkins et al. (2025), Hou et al. (2025), Wang et al. (2025)
Lasmigona (s.s.) — Clarke (1985), Graf & Cummings (2007)
Pterosyna — FMCS (2025)