Unionoida | Unionoidea | Unionidae | Unioninae | Unionini | Unio elongatulus nominal species Unio stephaninii Adami, 1882
Adami, 1882, Boll. Soc. Malac. Ital. 8: 129, pl. 0, figs. 1-2.
= 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 stephaninii Adami, 1883 — Westerlund, 1890
= Unio (Holandriana) stephaninii Adami — Locard, 1889
= Unio stephanini Adami, 1882 — Kobelt, 1886
= Unio stephaninii Adami, 1882 — Bourguignat, 1883
= Unio stephaninii Adami, 1882 — Drouët, 1883
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