Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Elliptio complanata

Lea, 1872. Proc. Acad. Nat. Sci. 24: 158.
Lea, 1874. Jour. Acad. Nat. Sci. 8 [O. 13]: 46 [50], pl. 16, fig. 44.
FIGURED SYNTYPE USNM_85418, near Charlotte, Mecklenburg, Co., N.C.
+ Elliptio (s.s.) complanata (Lightfoot, 1786) — Burch, 1975: 174.
+ Elliptio (s.s.) complanata (Lightfoot, 1786) — R.I. Johnson, 1970: 318.
holotype USNM_85418 — Irwins Creek [Mecklenburg Co.], and Fox River [not located]; both North Carolina.
+ Elliptio (s.s.) violaceus violaceus (Spengler) — Haas, 1969: 235.
+ Elliptio (s.s.) complanatus (Dillwyn, 1817) — Frierson, 1927: 31.
+ Unio (sec. Elliptio) (Group of U. complanatus) complanatus “Solander” (Dillwyn) — Simpson, 1914: 656.
+ Unio (sec. Elliptio) complanatus (Solander) Dillwyn — Simpson, 1900: 724.
= Unio subparallelus Lea — B.H. Wright, 1888: [5].