Fig. 3 in Systematics of the Smooth-Toothed Pocket Gopher, Thomomys umbrinus, in the Mexican Transvolcanic Belt

Fig. 3. Bidimensional distribution of subadult females in the principal components (PC) III and I. Thomomys umbrinus pullus (P) is separated from other examined populations along the Mexican Transvolcanic Belt by both its small size and cranial morphology. Letters indicate the centroids of each examined sample as mentioned on table 1. The analysis was made on the individuals.