Unionoida | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Elliptio crassidens nominal species Unio (Elliptio) nigra var. maculata Rafinesque, 1820
Rafinesque, 1820, Ann. Gén. Sci. Phys. 5 (13): 293.
Rafinesque, 1864, [in] Binney & Tryon, reprint: 39.
(intro'd as intra-sp. of Unio (Elliptio) nigra Rafinesque, 1820)
= Elliptio crassidens Taxonomic Opinions
+ Elliptio crassidens (Lamarck, 1819) — Watters et al., 2009
+ Elliptio crassidens (Lamarck, 1819) — Williams et al., 2008
+ Elliptio crassidens Lamarck, 1819 — Parmalee & Bogan, 1998
+ Fusconaia subrotunda (Lea, 1831) — R.I. Johnson, 1980
+ Elliptio (s.s.) niger (Rafinesque, 1820) — Frierson, 1927
- NO OPINION — Vanatta, 1915
= Unio (Elliptio) nigra var. maculata — Rafinesque, 1820
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