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Data last updated
Mon 1 Dec 2025

Bivalvia | Unionoida | Unionoidea | Unionidae | Ambleminae | Amblemini

genus Amblema Rafinesque, 1820: synonymy

3 Recent freshwater species (12 total species)

Synonymy

Amblema Rafinesque, 1820

Rafinesque, 1819. Jour. Phys. Chim. Hist. Nat. 88: 427.
Rafinesque, 1820. Ann. Gén. Sci. Phys. 5 (13): 314.
Rafinesque, 1864. [in] Binney & Tryon, reprint: 29, 57.
(intro'd as sub-gen. of Unio Retzius, 1788)
Type species: Amblema costata Rafinesque, 1820 (sub. desig. by Rafinesque, 1831: ??) = Amblema plicata

Emblema Deshayes, 1840

Deshayes, 1840. Diction. Class. Hist. Nat. 1: 334.
(error for Amblema Rafinesque, 1820)
Type species: Amblema costata Rafinesque, 1820 = Amblema plicata

Cokeria Marshall, 1916

Marshall, 1916. Nautilus 29: 133.
Type species: Cokeria southalli Marshall, 1916 (original designation) = Amblema plicata

Megalonoidea MacNeil, 1935

MacNeil, 1935. Jour. Paleont. 9: 13.
Type species: Megalonoidea porcata MacNeil, 1935 (orig. desig.) = Amblema porcata

Taxonomic History (since 1900)

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

Quadrula (sec. Crenodonta)Simpson (1900), Simpson (1914)
Unio (s.s.)Call (1900)
QuadrulaOrtmann (1909), Ortmann (1909), Ortmann (1909), Ortmann (1910), Vanatta (1915)
CrenodontaOrtmann (1912), Ortmann (1914), Clench & Turner (1956), Murray & Leonard (1962)
Uniode Gregorio (1914), Henderson (1935)
AmblemaUtterback (1915), Ortmann (1918), Ortmann & Walker (1922), Ortmann (1923), Ortmann (1924), ... Matos et al. (2024), Dai et al. (2025), Freeman et al. (2025), Chen et al. (2025), FMCS (2025)
MegalonaiasOrtmann & Walker (1922), F.C. Baker (1928), Burch (1975), Howells et al. (1996), Williams et al. (2008), Watters et al. (2009)
Quadrula (Fusconia [sic])Frierson (1927)
Amblema (s.s.)Frierson (1927), Haas (1930), Haas (1969)
Amblema (Megalonaias)Frierson (1927)
MargaritiferaHenderson (1935)
MegalonoideaMacNeil (1935), Haas (1969)
CokeriaHaas (1969)
StrophitusVidrine (1993)

 
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