"The northern collared lemming (Dicrostonyx groenlandicus), sometimes called the Peary Land collared lemming in Canada, is a small North American lemming. At one time, it was considered to be a subspecies of the Arctic lemming (Dicrostonyx torquatus). Some sources believe several other species of collared lemmings found in North America are actually subspecies of D."@en . "rubricatus (Richardson, 1889)" . . . . . . "iucn3.1" . . . "LC" . . . "Northern collared lemming"@en . "kilangmiutak Anderson & Rand, 1945" .