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Russian Journal of Theriology

Diagnostics of pikas (Lagomorpha, Ochotonidae, Ochotona) from the Putorana Plateau, Eastern Siberia // Russian J. Theriol. Vol.1. No.1: 37-42 [in English].

Body and skull measurements, frontopariteal suture, palatal opening, pelage coloration, and alarm calls in two sympatric races of the pikas from the Putorana Plateau were investigated. These data confirms that characters distinguishing these two races are of the species level. A key characters to distinguished these races are discussed. K ey words : Ochotona, taxonomy, morphology, acoustic signals, Putorana Plateau.