Morphometric variation in Tamiops mcclellandii. A First and second principal components from an analysis of 17 craniodental variables. B Second and third principal components of the same analysis. Samples are colored according to the two major lineages: Sundaland and Indochina (in blue and green), and Himalayas and Arakan Range (in orange). The former of which is further subdivided in two lineages shown here for the sake of comparison: NE Indochina (in green) and remaining Indochina and Sundaland (in blue). Different subspecies are labeled with different symbols.