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

nominal species Unio batavus var. longus de Joannis, 1859

Unio batavus var. longus de Joannis, 1859 = Unio crassus

de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 288, pl. 10, fig. 3.
(intro'd as intra-sp. of Mya batava Maton & Rackett, 1807; homonym of Unio longus Philippi, 1869)

= Unio crassus

Taxonomic Opinions

+ Unio batavus Maton et Rackett — Germain, 1931

= Unio batavus var. longus Nobis — de Joannis, 1859