(3) Candona mazepovae nom. nov.

Candona procera Straub, 1952, a fossil species described from Germany (Straub 1952, Tertiary) and Italy (Devoto 1965, Pleistocene) has nomenclatural priority over Candona procera Mazepova, 1982, an extant species described from Lake Baikal. The latter species is renamed here as Candona mazepovae nom. nov.