nominal species Unio ryckholtii var. cuneatus Malzine, 1867
Malzine, 1867, Essai faun. malac. Belg.: 33, pl. 3, figs. 14-15.
(homonym of Unio cuneatus Barnes, 1823; intro'd as intra-sp. of Unio ryckholtii Malzine, 1867)
Taxonomic Opinions
= Unio ryckholtii var. cuneatus Nobis — Malzine, 1867
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