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nominal species Unio lacustris Drouët, 1888

Unio lacustris Drouët, 1888 = Unio mancus

Drouët, 1888. J. de Conch. 36: 106.
Drouët, 1889. Mém. Acad. Sci. Dijon 1: 67, pl. 2, fig. 2.
(renamed Unio limnaeus Westerlund, 1890; homonym of Unio tumidus var. lacustris Rossmässler, 1854)

Taxonomic Opinions

+ Unio limnæus West. — Westerlund, 1890: 136.

= Unio lacustris Drouet — Drouët, 1889: 67, sp. 20, pl. 2, fig. 2.