Unionoida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Medionidus simpsonianus nominal species Medionidus simpsonianus Walker, 1905
Walker, 1905, Nautilus 18(12): 136, pl. 9, figs. 4-5.
Type(s): HOLOTYPE UMMZ_98510, Calvary, Grady, Co., Georgia.
= Medionidus simpsonianus Taxonomic Opinions
= Medionidus simpsonianus (Walker, 1905) — Hopper et al., 2023
= Medionidus simpsonianus Walker, 1905 — Graf & Cummings, 2021
= Medionidus simpsonianus Walker, 1905 — FMCS, 2021
= Medionidus simpsonianus Walker, 1905 — Williams et al., 2017
= Medionidus simpsonianus Walker, 1905 — Williams et al., 2014
= Medionidus simpsonianus Walker, 1905 — ITIS, 2012
= Medionidus simpsonianus — Haag, 2012
= Medionidus simpsonianus Walker, 1905 — Williams et al., 2011
= Medionidus simpsonianus Walker, 1905 — Bogan, 2010
= Medionidus simpsonianus — Cummings & Graf, 2010
= Medionidus simpsonianus — Anonymous, 2008
= Medionidus simpsonianus B. Walker, 1905 — Graf & Cummings, 2007
= Medionidus simpsonianus Walker, 1905 — IUCN, 2000
= Medionidus simpsonianus Walker, 1905 — Turgeon et al., 1998
= Medionidus simpsonianus Walker — Williams et al., 1993
= Medionidus simpsonianus Walker, 1905 — Turgeon et al., 1988
= Medionidus simpsonianus Walker, 1905 — R.I. Johnson, 1977
+ Medionidus penicillatus (Lea, 1857) — Burch, 1975
= Medionidus simpsonianus Walker, 1905 — Haas, 1969
+ Medionidus penicillatus (Lea, 1857) — Clench & Turner, 1956
= Medionidus simpsonianus Walker, 1905 — Frierson, 1927
= Medionidus simpsonianus Walker, 1905 — Simpson, 1914
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