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

nominal species Unio biformis Monterosato, 1896

Unio biformis Monterosato, 1896 = Unio mancus

Monterosato, 1896. Naturalista Siciliano 15: 13, text fig.
‘Monterosato mss.’ Kobelt, 1912. Icon. Land- und Süssw.-Moll. 18: 38, pl. 499, figs. 2643-2644.
SYNTYPES SMF 3688, Salaparuta sul Belice, Italy.

Taxonomic Opinions

+ Unio mancus Lamarck, 1819 — Nagel, 2025: 94, fig. 16.

syntypes SMF 3688/2 — Italy, “Salaparuta sul Belice” [37°45’N 013°01’E] (coll. H. von Ihering ex H. Rolle 1900 ex T. Monterosato, leg. A. Palumbo)

syntype SMF 10731/1 (coll. W. Kobelt ex T. Monterosato, leg. A. Palumbo)

syntype SMF 345498/1 (ex SMF 10731)

+ Unio elongatulus gargottae Philippi — Haas, 1969: 39.

+ Unio elongatulus gargottae Philippi, 1836 — Haas, 1940: 127.