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

nominal species Unio heldii Küster, 1854

= Unio nanus

Taxonomic Opinions

+ Unio nanus Lamarck, 1819 — Lopes-Lima et al., 2024

+ Unio (Crassiana) crassus Retzius, 1788 — Vinarski & Kantor, 2016

+ Unio crassus cytherea Küster, 1833 — Haas, 1969

+ Unio crassus cytherea Küster, 1833 — Haas, 1940

+ Unio (sec. Lymnium) batavus (Maton & Rackett, 1807) — Simpson, 1914

= Unio heldii Küster — Kobelt & Haas, 1910

+ Unio (sec. Lymnium) batavus (Maton & Rackett, 1807) — Simpson, 1900

= Unio heldii Küster, 1848 — Westerlund, 1890

= Unio heldii Küster — Drouët, 1881

= Unio heldii Küst. — Drouët, 1881

= Unio heldii Küster — Küster, 1854