Cynomys gunnisoni wani nau'in squirrel ne wanda ya fito daga yammacin Arewacin Amurka. An fi saninsa da karen farar fata na Gunnison. "Cynomys" yana nufin jinsin karen prairie, yayin da "gunnisoni" ke da sunan Gunnison River Basin, wanda ke yammacin Colorado inda aka samo wannan nau'in.
