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

nominal species Unio intermedius ‘Rm.’ of Authors

Unio intermedius ‘Rm.’ of Authors = Unio crassus

‘Rm.’ of Authors.

= Unio crassus

Taxonomic Opinions

= Unio ater vr. intermedius Rm. — Paetel, 1890

+ Unio ater Nilss., 1822 — Westerlund, 1890