Order Lagomorpha Author Wilson, Don E. Author Reeder, DeeAnn text 2005 The Johns Hopkins University Press Baltimore Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1 185 211 book chapter 0-8018-8221-4 10.5281/zenodo.7316519 Ochotona (Pika) hyperborea subsp. hyperborea Pallas 1811 Ochotona (Pika) hyperborea subsp. hyperborea Pallas 1811 , Zoographia Rosso-Asiatica, Vol. 1: 152 . Type Locality: "... e terris Tschuktschicis," [Chukotsk peninsula ( Ognev, 1940:41 ), Chukotsk AO, Russia ]. Synonyms: Ochotona (Pika) hyperborea subsp. kolymensis Allen 1903 ; Ochotona (Pika) hyperborea subsp. litoralis Peters 1882 .