Unionoida | Unionoidea | Unionidae | Unioninae | Unionini | Unio crassus nominal species Unio batavus var. belgicus Colbeau, 1868
Colbeau, 1868, Ann. Soc. Malac. Belgique 3: 106, pl. 4, fig. 3.
(intro'd as intra-sp. of Mya batava Maton & Rackett, 1807)
= Unio crassus Taxonomic Opinions
= Unio (sec. Hyridella) batavus vr. belgicus Colb. — Paetel, 1890
+ Unio batavus var. incurvatus Colb. — Westerlund, 1890
+ Unio (Groupe de l’U. crassus) incurvatus Colbeau — Locard, 1882
= Unio batavus var. belgicus J. Colb. — Colbeau, 1868
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