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The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)
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Bivalvia | Unionida | Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina genus Pterosyna Rafinesque, 1831: synonymy
2 Recent valid species (2 total species) 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) 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) Lymnadea Swainson, 1840
Swainson, 1840. Treat. Malacol.: 379.
(error for Lymnadia Sowerby, 1839) Taxonomic History (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), Campbell & Lydeard (2026)
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)
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