Abstract: Thirteen morphological traits of 3 samples including 485 persons of Daur nationality, 322 of Ewenki and 100 of Oroqen were investigated in Hulunbeier Alliance of Inner Mongolia. The results revealed are as follows: (1) For the morphological traits, there was a comparatively remote relation between Ewenki and Daur nationalities. (2) Sexual differences were not shown in the most of the morphological traits but occurred in different extents in a few traits among the 3 nationalities. (3) Most of the 13 traits shown difference between 3 ethnic groups.

Key words: Daur nationality; Ewenki nationality; Oroqen nationality; Morphological traits