From: Alexeeva, N.V., Karasev, V.V., Erbajeva, M.A. 2007. Pleistocene biostratigraphy of the Transbaikalia area (south east Russia). Cour. Forsch.-Inst. Senkenberg. 259, 237-241.

Courtesy of N.V. Alexeeva & M.A. Erbajeva