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

Locard, 1889. Contr. Faune Malacol. Franc. 13: 129 [23], 188 [82].
Locard, 1893. Coqu. Eau Douce Saumâtre France: 157.
Type(s): HOLOTYPE (MONOTYPY) MNHN_22118, Bahus (Landes).
+ Unio crassus batavus (Maton & Rackett, 1807) — Haas, 1969: 50.
+ Unio crassus batavus (Maton & Rackett, 1807) — Haas, 1940: 131.
+ Unio mancus var. amnicus form riparius Pfeiffer — Germain, 1931: 726.
= Unio (Groupe de l’U. mancus) aturicus Locard — Locard, 1893: 157.
= Unio aturicus Locard, 1889 — Westerlund, 1890: 86.
= Unio (Mancusiana) aturicus Locard, Nov. sp. — Locard, 1889: 129.