CONCLUSION. 183 



north and thr south, in nuui}- ivs})('cts their ciiUure is 

 luiiciue. The location of the prehistoric houses under 

 clifTs, the terracing of the upper stories of the coni- 

 ninnity houses, the details of dress, the designs found 

 in pottery, baskets, and blankets, the relationship of 

 clans to priesthoods, and perhaps the greater part of 

 their ceremonial hfe appear to be the main elements of 

 a special culture confined to the Southwest and probably 

 developed there. 



