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The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)
FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!
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Bivalvia | Unionoida | Unionoidea | Unionidae | Ambleminae | Pleurobemini genus Hemistena Rafinesque, 1820: synonymy 1 Recent valid species (1 total species) Hemistena Rafinesque, 1820 Rafinesque, 1820. Ann. Gén. Sci. Phys. 5 (13): 317. Rafinesque, 1864. [in] Binney & Tryon, reprint: 60. (intro'd as sub-gen. of Anodonta Lamarck, 1799) Type species: Anodonta (Lastena) lata Rafinesque, 1820 (monotypy) = Hemistena lata Odatelia Rafinesque, 1832 Rafinesque, 1832. Atl. Jour. 1(4): 154. Rafinesque, 1864. [in] Binney & Tryon, reprint: 92. Type species: Odatelia radiata Rafinesque, 1832 (monotypy) = Hemistena lata Sayunio de Gregorio, 1914 de Gregorio, 1914. Il Nat. Siciliano 2: 62. (intro'd as sub-gen. of Unio Retzius, 1788) Type species: Unio dehiscens Say, 1829 (herein) = Hemistena lata Hemilastena Agassiz, 1852 ‘Rafinesque’ Agassiz, 1852. Arch. Naturg. 18(1): 50. (error for Hemistena Rafinesque, 1820) Hemilastina Frierson, 1914 Frierson, 1914. Nautilus 28: 40. (error for Hemistena Rafinesque, 1820) Taxonomic History (since 1900)Lastena — Simpson (1900), Ortmann (1912), Simpson (1914), Vanatta (1915), Walker (1918), Ortmann (1918), Ortmann & Walker (1922), Ortmann (1924), Ortmann (1925), Haas (1969), Stansbery (1970) Unio (Anodonta) — Call (1900) Unio (Sayunio) — de Gregorio (1914) Hemistena — Frierson (1927), Thiele (1934), Haas (1969), Burch (1975), R.I. Johnson (1980), ... Klymus et al. (2020), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), FMCS (2025)
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