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nominal species Unio limosus var. arcensis Gredler, 1894

Unio limosus var. arcensis Gredler, 1894 = Unio elongatulus

(intro'd as intra-sp. of Unio limosus Nilsson, 1822)
Gredler, 1894. Slebstvelag der Lehranstalt 8: ??.

Taxonomic Opinions

+ Unio elongatulus C. Pfeiffer, 1825 — Marrone et al., 2019: 354.