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

Locard, 1889. Contr. Faune Malacol. Franc. 13: 128 [22], 186 [80].
Locard, 1893. Coqu. Eau Douce Saumâtre France: 155.
Type(s): LECTOTYPE MNHN_22602 (by Graf, 2011: 511), Bois-Vieux (Jura).
+ Unio nanus Lamarck, 1819 — Lopes-Lima et al., 2024: suppl. append. 2, p. 20.
+ Unio mancus mancus Lamarck, 1819 — Prie, 2012: 430.
+ Unio crassus batavus (Maton & Rackett, 1807) — Haas, 1969: 50.
+ Unio crassus batavus (Maton & Rackett, 1807) — Haas, 1940: 131.
+ Unio mancus de Lamarck — Germain, 1931: 724.
= Unio zoasthenus Loc., 1889 — Rochebrune, 1903: 389.
= Unio (Groupe de l’U. melas) zoasthenus Locard — Locard, 1893: 155.
= Unio zoasthenus Loc., 1889 — Westerlund, 1890: 168.
= Unio (Melasiana) zoasthenus Locard, Nov. sp. — Locard, 1889: 128.