Unionoida | Unionoidea | Unionidae | Unioninae | Unionini | Unio crassus nominal species Unio batavus var. major Drouët, 1898
Drouët, 1898, Mém. Acad. Sci. Dijon ??: 61.
(intro'd as intra-sp. of Mya batava Maton & Rackett, 1807; homonym of Unio (Anodontes) sirionos var. major d’Orbigny, 1835)
= Unio crassus Taxonomic Opinions
+ Unio batavus var. baraceus de Joannis — Germain, 1931
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