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nominal species Unio triffoiricus var. mayennensis Germain, 1904

Unio triffoiricus var. mayennensis Germain, 1904 = Unio mancus

(intro'd as intra-sp. of Unio triffoiricus Bourguignat in Locard, 1889)
Germain, 1904. Bull. Soc. Sci. Nat. Ouest France 4: 279 [41], pl. 2, fig. 38.

Taxonomic Opinions

= Unio (Hispaniana) triffoiricus mayennensis — Germain, 1904: 279.