Bivalvia | ... | Unionidae | Unioninae | Unionini | Unionina | Unio elongatulus
Adami, 1886. Boll. Soc. Malac. Ital. 11: 239, figs. 18-19.
+ Unio elongatulus C. Pfeiffer, 1825 — Marrone et al., 2019: 354.
+ — Haas, 1969.
= Unio piccinellii Adami, 1885 — Westerlund, 1890: 155.