Order Carnivora 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 1 532 628 book chapter 0-8018-8221-4 10.5281/zenodo.7316519 Mustela erminea subsp. richardsonii Bonaparte 1838 Synonyms: Mustela erminea subsp. imperii Barrett-Hamilton 1904 ; Mustela erminea subsp. microtis J. A. Allen 1903 ; Mustela erminea subsp. mortigena Bangs 1913 .