Ochotona collaris (Nelson, 1893)

James H. Honacki, Kenneth E. Kinman & James W. Koeppl, 1982, Order Lagomorpha, Mammal Species of the World (1 st Edition), Lawrence, Kansas, USA: Alien Press, Inc. & The Association of Systematics Collections, pp. 595-604 : 595

Ochotona collaris (Nelson, 1893) . Proc. Biol. Soc. Wash., 8: 117.

TYPE LOCALITY: U.S.A., Alaska, near head of Tanana River .

DISTRIBUTION: W.C. Mackenzie, S. Yukon, N. W. British Columbia ( Canada); S.E. Alaska ( U.S.A.).

COMMENT: Broadbooks, 1965, Am. Midi. Nat., 73:299-335, and Youngman, 1975, Mammals of the Yukon Terr., Nat. Mus. Nat. Sci. (Ottawa), Publ. Zool. 10, 192 pp, considered collaris and princeps conspecific. Corbet, 1978, following Gureev, 1964, included collaris in alpina . A statistical re-evaluation of craniometric data by Weston, 1981, in Myers, Proc. World Lagomorph Conf., indicated that collaris , princeps , and alpina are separate species. Hall, 1981:286, recognized collaris as a distinct species.

ISIS NUMBER: 5301409001001002001.