Eothenomys regulus (Thomas, 1907) . Proc. Zool. Soc. Lond., 1906:863.

TYPE LOCALITY: Korea, Mingyong, 110 mi. (177 km) S.E. Seoul .

DISTRIBUTION: Hopei (China); Korea.

COMMENT: Regarded by Allen, 1940, The Mammals of China and Mongolia, Am. Mus. Nat. Hist., 2(2):621-1350, Ellerman and Morrison-Scott, 1951:666, and Gromov and Polyakov, 1977:147, as a synonym of Clethrionomys rufocanus; but see Corbet, 1978:102.