nominal species Unio haessleini Modell, 1935

Unio haessleini Modell, 1935

Modell, 1935. Arch. Moll. 67: 132, pl. 10, figs. 6-7.
Modell, 1943. Arch. Moll. 75: 114, pl. 1, figs. 6a-b.

= nomen dubium

Taxonomic Opinions

= Unio haessleini Modell, 1935 — Modell, 1943