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nominal species Elliptio cylindraceus Frierson, 1927

Elliptio cylindraceus Frierson, 1927 = Elliptio icterina

Frierson, 1927. Check List N. Amer. Naiades: 29, sp. 87.
(new name for Unio lugubris Lea, 1838)

Taxonomic Opinions

+ Elliptio icterina (Conrad, 1834) — Graf & Cummings, 2021: 19.

= Elliptio cylindracea Frierson, 1927 — IUCN, 2011: [web].

= Elliptio cylindracea Frierson, 1927 — Bogan, 2010: [12].

= Elliptio cylindracea — Cummings & Graf, 2010: 375.

= Elliptio cylindracea Frierson, 1927 — Graf & Cummings, 2007: 307.

+ Elliptio (s.s.) icterina (Conrad, 1834) — Burch, 1975: 166.

+ Elliptio (s.s.) icterina (Conrad, 1834) — R.I. Johnson, 1972: 207.

+ Elliptio (s.s.) icterina (Conrad, 1834) — R.I. Johnson, 1970: 327.

+ Elliptio (s.s.) lugubris (Lea, 1838) — Haas, 1969: 227.

= Elliptio (s.s.) cylindraceus Frierson, 1927 — Frierson, 1927: 29, sp. 87.