1948a. Mammals of the eastern Rockies and western plains of Canada. Nat. Mus. Canada Bull. 108: ii-vii, 1-237, 4 pl., 81 fig., 4 maps.

1948b. Mr. W. H. Bryenton’s notes on Manitoba mammals of the Herb Lake-Flin Flon area. Canadian Field-Naturalist 62 (5): 140-150.

Rasmussen, Knud.

1927. Across Arctic America: narrative of the Fifth Thule Expedition. New York-London: 1-388, 66 pl., 4 maps.

Raup, Hugh M.

1933. Range conditions in the Wood Buffalo Park of western Canada with notes on the history of the wood bison. Am. Comm. Internat. Wild Life Protection, Spl. Publ. 1 (2): 1-52, 1 map.

Rausch, Robert.

1951. Notes on the Nunamiut Eskimo and mammals of the Anaktuvuk Pass region, Brooks Range, Alaska. Arctic 4 (3): 147-195, 12 fig., 3 maps.

Richardson, John.

“1825.” Zoological appendix. No. 1. Account of the quadrupeds and birds. In: Appendix to Captain Parry’s journal of a second voyage for the discovery of a north-west passage from the Atlantic to the Pacific, performed in His Majesty’s ships Fury and Hecla, in the years 1821-22-23: 287-379. London. (“Published probably in 1827”—Preble, 1908: 536.)