Likewise the Olympic marmot, which also did not make the AHD cut.

While all sorts of marmots are found in all sorts of places, the Olympic marmot (Marmota olympus) is found only in and around the Olympic National Park in Washington State. Closely related to the hoary marmot, they are distinguished zoologically.

See generally Richard Van Gelder. Mammals of the National Parks. Johns Hopkins University Press, Baltimore, 1982; William Burt. A Field Guide to the Mammals. Houghton Mifflin Company, Boston, 1976.