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

nominal species Unio crassulus Drouët, 1888

image of type lot

Unio crassulus Drouët, 1888 = Unio crassus

(homonym of Unio requienii crassulus Drouët, 1867)
Drouët, 1888. J. de Conch. 36: 106.
Drouët, 1889. Mém. Acad. Sci. Dijon 1: 66, pl. 2, fig. 5.
SYNTYPE MNHN-IM-2000-1666, Saone.

Taxonomic Opinions

+ Unio crassus Philipsson, 1788 — Nagel, 2025: 102.

syntype SMF 3713/1 — “Serain” (coll. H. von Ihering ex H. Drouët)

+ Unio crassus Philipsson in Retzius, 1788 — Lopes-Lima et al., 2024: suppl. append. 2, p. 6.

+ Unio crassus batavus Maton & Rackett — Haas, 1969: 50.

+ Unio crassus batavus (Maton & Rackett, 1807) — Haas, 1940: 131.

+ Unio consentaneus (Ziegler) Rossmässler — Germain, 1931: 732.

- OMITTED — Simpson, 1914.

+ Unio brevierei (Bgt.) Loc., 1882 — Westerlund, 1890: 67.

+ Unio (Ateriana) brevierei Bourguignat in Locard — Locard, 1889: 148.

= Unio crassulus Drouet — Drouët, 1889: 66, sp. 19, pl. 2, fig. 5.