Bivalvia | ... | Unionidae | Unioninae | Unionini | Unionina | Unio elongatulus
Adami, 1882. Boll. Soc. Malac. Ital. 8: 129, pl. 0, figs. 1-2.
+ Unio elongatulus C. Pfeiffer, 1825 — Marrone et al., 2019: 354.
+ Unio elongatulus glaucinus Porro, 1838 — Haas, 1969: 41.
+ Unio elongatulus glaucinus Porro, 1838 — Haas, 1940: 127.
= Unio stephaninii Adami, 1883 — Westerlund, 1890: 108.
= Unio (Holandriana) stephaninii Adami — Locard, 1889: 167.
= Unio stephanini Adami, 1882 — Kobelt, 1886: 48, pl. 57, fig. 298.
= Unio stephaninii Adami, 1882 — Bourguignat, 1883: 15.
= Unio stephaninii Adami, 1882 — Drouët, 1883: 28.