Bivalvia | ... | Unionidae | Unioninae | Unionini | Unionina | Unio crassus
‘Ray’ Locard, 1882. Prodr. Malac. Franç. 1: 290. [nomen nudum]
+ Unio crassus Philipsson in Retzius, 1788 — Lopes-Lima et al., 2024: suppl. append. 2, p. 5.
+ Unio crassus batavus (Maton & Rackett, 1807) — Haas, 1969: 49.
+ Unio mancus var. amnicus Ziegler — Germain, 1931: 726.
+ Unio (Amnicusiana) minutulus Ray — Locard, 1889: 137.
+ Unio (Amniciana) minutulus Ray — Servain, 1888: 316.
= Unio (Groupe de l’U. fusculus) minutus Ray — Locard, 1882: 290.