Palaearctic gastropod gains a foothold in the dominion of endemics: range expansion and morphological change of Lymnaea (Radix) auricularia in Lake Baikal. - Stift, Marc; Michel, Ellinor; Ya. Sitnikova, Tatyana; Yu. Mamonova, Ekaterina; Yu. Sherbakov, Dmitry (Hydrobiologia, 2004)