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Ochotona (Pika) alpina subsp. cinereofusca
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Wilson, Don E. & Reeder, DeeAnn, 2005, Order Lagomorpha, Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1, Baltimore: The Johns Hopkins University Press, pp. 185-211
: 185
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185 |
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Ochotona hyperborea subsp. cinereofusca
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Lissovsky, Andrey A., Obolenskaya, Ekaterina V., Dokuchaev, Nikolai E. & Okhlopkov, Innokentiy M., 2021, Intraspecific variation and taxonomy of northern pika Ochotona hyperborea (Mammalia, Lagomorpha), Journal of Mammalogy 102 (1), pp. 28-53
: 38
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38 |
