Bolotov, I., Bespalaya, Y., Aksenova, O., Aksenov, A., Bolotov, N., Gofarov, M., Kondakov, A., Paltser, I. & Vikhrev, I. (2014) A taxonomic revision of two local endemic Radix spp. (Gastropoda: Lymnaeidae) from Khodutka geothermal area, Kamchatka, Russian Far East. Zootaxa, 3869 (5), 585–593.