Bivalvia | ... | Unionidae | Unioninae | Unionini | Unionina | Unio elongatulus
Adami, 1886. Boll. Soc. Malac. Ital. 11: 242, figs. 24-25.
+ Unio elongatulus C. Pfeiffer, 1825 — Marrone et al., 2019: 354.
+ — Haas, 1969.
= Unio christophori [sic] Adami, 1885 — Westerlund, 1890: 168.
= Unio (Villœana) [sic] cristoforii [sic] Adami — Locard, 1889: 153.
= Unio (Villæana) christophori [sic] (Adami) — Servain, 1888: 319.