Castor fiber Linnaeus, 1758 . Syst. Nat., 10th ed., 1:58.

REVIEWED BY: O. L. Rossolimo (OLR); S. Wang (SW).

TYPE LOCALITY: Sweden .

DISTRIBUTION: N.W. and N.C. Eurasia, east to Lake Baikal, and south to France and Mongolia.

COMMENT: Lavrov and Orlov, 1973, Zool. Zh., 52:734-742, clarified the distinction between this species and canadensis . Lavrov, 1979, Zool. Zh., 58(l):88-96, considered albicus a distinct species, but also see Corbet and Hill, 1980:142. OLR includes albicus in fiber .

PROTECTED STATUS: U.S. ESA - Endangered as C. f. birulai subspecies only.

ISIS NUMBER: 5301410005001002001.