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

nominal species Unio caumonti Bourguignat in Locard, 1889

Unio caumonti Bourguignat in Locard, 1889 = Unio crassus

Bourguignat in Locard, 1889. Contr. Faune Malacol. Franc. 13: 145 [39], 207 [101].
Bourguignat in Locard, 1893. Coqu. Eau Douce Saumâtre France: 171.

Taxonomic Opinions

+ Unio crassus Philipsson in Retzius, 1788 — Lopes-Lima et al., 2024: suppl. append. 2, p. 8.

+ Unio crassus batavus (Maton & Rackett, 1807) — Haas, 1969: 50.

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

+ Unio batavus Maton et Rackett — Germain, 1931: 728.

+ — Simpson, 1914.

= Unio (Groupe de l’U. batavus) caumonti Bourguignat — Locard, 1893: 171.

= Unio caumonti (Bgt.) Locard, 1889 — Westerlund, 1890: 79.

= Unio (Batavusiana) caumonti Bourguignat, Nov. sp. — Locard, 1889: 145.