Ai.LEN. — Dogs «r the Americaa Aborigines. 



PLATE 9. 



Cranium of an Inca Dog, collected by Dr. A. Hrdlidka at Huacho, Peru, 

 U. S. N. M. 176,309. Length, occiput to anterior root of incisors, 178 mm. 



Fig. 1.— Profile. 



Fig. 2. — Ventral view. The first premolar is present on the left side only. 



