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

Lea, 1863. Proc. Acad. Nat. Sci. 15: 191.
Lea, 1866. Jour. Acad. Nat. Sci. 6 [O. 11]: 21 [25], pl. 6, fig. 19.
Type(s): HOLOTYPE USNM_85672, Rocky R., Chatham Co., N.C.
+ Elliptio (s.s.) complanata (Lightfoot, 1786) — Burch, 1975: 160.
+ Elliptio (s.s.) complanata (Lightfoot, 1786) — R.I. Johnson, 1970: 317.
+ Elliptio (s.s.) violaceus violaceus (Spengler, 1793) — Haas, 1969: 235.
+ Elliptio (s.s.) complanatus (Dillwyn, 1817) — Frierson, 1927: 30.
+ Unio (sec. Elliptio) tuomeyi Lea, 1852 — Simpson, 1914: 662.
+ Unio (sec. Elliptio) tuomeyi Lea, 1852 — Simpson, 1900: 727.
= Unio chathamensis Lea — B.H. Wright, 1888: [2].
= Margaron (Unio) chathamensis (Lea) — Lea, 1870: 53.
= Unio chathamensis Lea, 1863 — Lea, 1866: 25, pl. 6, fig. 19.