Bivalvia | ... | Unionidae | Unioninae | Unionini | Unionina | Unio nanus
‘Bourguignat, mss.’ Servain, 1885. Bull. Soc. Malac. France 2: 332.
+ Unio nanus Lamarck, 1819 — Lopes-Lima et al., 2024: suppl. append. 2, p. 18.
+ Unio crassus cytherea Küster, 1833 — Haas, 1969: 47.
+ Unio crassus cytherea Küster, 1833 — Haas, 1940: 130.
+ Unio crassus Philippson — Germain, 1931: 722.
= Unio (Groupe de l’U. feliciani) subrobustus Bourguignat — Locard, 1893: 161.
= Unio subrobustus (Bgt.) Serv. — Westerlund, 1890: 149.
= Unio (Socardiana) subrobustus Bourguignat — Locard, 1889: 135.
= Unio subrobustus Bourguignat, mss. — Servain, 1885: 332.