Bivalvia | ... | Unionidae | Unioninae | Unionini | Unionina | Unio elongatulus

nominal species Unio directus Drouët, 1895

Unio directus Drouët, 1895 = Unio elongatulus

Drouët, 1895. J. de Conch. 43: 30, sp. 106.

= Unio elongatulus

Taxonomic Opinions

+ Unio elongatulus C. Pfeiffer, 1825 — Marrone et al., 2019

+ Unio elongatulus glaucinus Porro, 1838 — Haas, 1969

+ Unio elongatulus glaucinus Porro, 1838 — Haas, 1940

= Unio directus Drouët, 1895 — Kobelt, 1896