A. G.  Porfiriev, Timoshkin, O. A., and Zaytseva, A. P., ?A new species of the genus Archicotylus (Tricladida, Dendrocoelidae) from Lake Baikal?, Zoologicheskii Zhurnal, vol. 88, pp. 515-521, 2009.

A. G.  Porfiriev and Timoshkin, O. A., ?Vermipharyngiella unica gen. et sp. n. (Plathelminthes, Tricladida, Paludicola), a new planarian genus and species from Lake Baikal with peculiar pharyngeal structure?, Zoological Journal, vol. 92, pp. 167-176, 2013.