Unionoida | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Elliptio crassidens nominal species Unio (Elliptio) nigra Rafinesque, 1820
Rafinesque, 1818, Amer. Mon. Mag. 3: 355 [as ‘Potamilus niger’]. [nomen nudum]
Rafinesque, 1820, Ann. Gén. Sci. Phys. 5 (13): 291, pl. 80, figs. 1-4.
Rafinesque, 1864, [in] Binney & Tryon, reprint: 22, 37.
Type(s): LECTOTYPE ANSP_20243, River Ohio.
= Elliptio crassidens Taxonomic Opinions
+ Elliptio crassidens (Lamarck, 1819) — MolluscaBase, 2024
+ Elliptio crassidens (Lamarck, 1819) — Graf & Cummings, 2021
+ Elliptio crassidens (Lamarck, 1819) — Williams et al., 2014
+ Elliptio crassidens (Lamarck, 1819) — Campbell & Lydeard, 2012
+ Elliptio crassidens (Lamarck, 1819) — Watters et al., 2009
+ Elliptio crassidens (Lamarck, 1819) — Williams et al., 2008
+ Elliptio crassidens (Lamarck, 1819) — Graf & Cummings, 2007
+ Elliptio crassidens (Lamarck, 1819) — Brim Box & Williams, 2000
+ Elliptio crassidens Lamarck, 1819 — Parmalee & Bogan, 1998
+ Elliptio crassidens (Lamarck, 1819) — Vidrine, 1993
+ Elliptio crassidens crassidens (Lamarck, 1819) — Oesch, 1984
+ Elliptio crassidens crassidens (Lamarck, 1819) — R.I. Johnson, 1980
+ Elliptio (s.s.) crassidens (Lamarck, 1819) — Burch, 1975
+ Elliptio (s.s.) crassidens crassidens (Lamarck, 1819) — R.I. Johnson, 1970
+ Elliptio (s.s.) crassidens crassidens (Lamarck, 1819) — Haas, 1969
= Elliptio niger (Rafinesque, 1820) — Modell, 1942
= Elliptio (s.s.) niger (Raf.) — Haas, 1930
+ Elliptio crassidens (Lamarck, 1819) — F.C. Baker, 1928
= Elliptio (s.s.) niger (Rafinesque, 1820) — Frierson, 1927
+ Elliptio crassidens (Lamarck, 1819) — Ortmann & Walker, 1922
= Elliptio niger (Rafinesque, 1820) — Ortmann, 1918
= Elliptio nigra Rafinesque — Utterback, 1915
+ Unio crassidens Lam. — Vanatta, 1915
+ Unio (sec. Elliptio) crassidens Lamarck, 1819 — Simpson, 1914
+ Unio (sec. Elliptio) crassidens Lamarck, 1819 — Simpson, 1900
+ Margaron (Unio) crassidens (Lam.) — Lea, 1870
= Unio niger Conrad (as of Raf.) — Sowerby, 1868
= Unio niger Raf. — Conrad, 1853
= Unio (Elliptio) niger Raf. — Mörch, 1853
= Unio niger Raf. — Agassiz, 1852
+ Margaron (Unio) crassidens (Lam.) — Lea, 1852
= Unio niger Rafinesque — Küster, 1848
+ Margarita (Unio) crassidens Lam. — Lea, 1838
= Unio niger Rafinesque, 1820 — Conrad, 1836
+ Margarita (Unio) crassidens (Lamarck, 1819) — Lea, 1836
= Unio niger Raf., Say — Ferussac, 1835
+ Unio cuneatus Barnes, 1823 — Ravenel, 1834
= Unio (Elliptio) nigra — Rafinesque, 1820
= Potamilus niger (Rafinesque, 1820) — Rafinesque, 1818
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