hkulicka] 



PHYSIOLOGICAL AND MEDICAL OBSERVATIONS 



13 



The Tlahiiiltec, a branch of the Aztec," Hve in villages in the 

 state of Morelos.'' Cuautepec, a lar<^e village east of Cuernavaca, 

 is entirely occupied by them, a large majority of the inhabitants 

 being full-bloods. Tetelcingo, another large settlement, containing 

 1,500 to 2,000 inhabitants, lies 2 leagues north of the city of Coautla. 



The physical relations of the tribes examined, which, however, 

 should not be understood as indicating tribal identity, are, briefly, 

 as follows, the differences between I and II '^ being less than those 

 between either of these and III: 



All these people live under conditions and have habits which 

 differ more or less from those of the whites, and which are capable 

 of influencing their normal physiological functions as well as their 

 health. The following chapters touch upon the chief of these factors. 



V. PERSONAL ENVIRONMENT 

 Clothing 



Clothing is of considerable hygienic importance in the life of the 

 Indian, particularly in southwestern United States, where he must 

 adopt, in place of his simple native garments, the shoes, hat, under- 

 clothing, and outer apparel of the whites. In Mexico the change 

 is far more gradual and less radical. 



The Indians not affected, or affected but little, by the influence 

 of whites usually dress rather scantily at all seasons. Among the 

 more primitive tribes the men wear regularly sandals or moc- 

 casins, breechcloth, and belt, and during the cooler parts of the 



a See Francisco P. Reyes's Manualito de la Geograffa del Estado L. y S. de Morelos, Mexico, 1890. 

 b There are no definite boundaries to the tribe. The people blend on all sides with other Indians and 

 with mixed-bloods. 

 « Particularly with regard to group I and the Maricopa. 



