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

Bourguignat in Locard, 1889. Contr. Faune Malacol. Franc. 13: 146 [40], 212 [106].
‘Bourguignat’ Locard, 1893. Coqu. Eau Douce Saumâtre France: 176.
Type(s): SYNTYPE MNHN_22254, La Loire, à Basse-Indre.
+ 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.
= Unio (Lemotheuxiana) hattemanni [sic] Bourguignat in Locard, 1889 — Germain, 1904: 265.
= Unio (Groupe de l’U. adonus) hattemani Bourguignat — Locard, 1893: 176.
= Unio hattemani (Bgt.) Loc. — Westerlund, 1890: 148.
= Unio (Pisaniana) hattemani Bourguignat, Nov. sp. — Locard, 1889: 146.