Bivalvia | ... | Unionidae | Unioninae | Unionini | Unionina | Unio nanus
Drouët, 1881. J. de Conch. 29: 247.
+ Unio nanus Lamarck, 1819 — Lopes-Lima et al., 2024: suppl. append. 2, p. 17.
+ Unio (Crassiana) crassus Retzius, 1788 — Vinarski & Kantor, 2016: 25.
+ Unio crassus cytherea Küster, 1833 — Haas, 1969: 46.
+ Unio crassus cytherea Küster, 1833 — Haas, 1940: 130.
+ Unio mancus var. macrorhynchus Bourguignat — Germain, 1931: 725.
= Unio (Groupe de l’U. macrorhynchus) necomensis [sic] Drouet — Locard, 1893: 159.
= Unio neocomensis Drouet, 1881 — Westerlund, 1890: 91.
= Unio (Sandriana) necomensis [sic] Drouet — Locard, 1889: 132.
= Unio neocomiensis [sic] Drouët, 1881 — Kobelt, 1886: 34, pl. 50, fig. 276.
= Unio neocomensis Drouët — Drouët, 1881: 247, sp. 38.