RED BEDS BETWEEN WICHITA FALLS AND LAS VEGAS 251 



Staked Plains at Quitaque and then made its way to Clarendon 

 across the Red River, or the Prairie Dog Fork of the Red River, as 

 it is marked on the maps. This region has been described by Gould 

 in Water Supply Papers 154 and igi and needs no further descrip- 

 tion. It appears to me from our section and almost continuous 

 tracing of the beds that there can be no doubt that the horizons 

 called Quartermaster and Greer in the eastern and western portions 



Fig. 4. — Triassic beds in the Bad Lands of Trujillo Creek, east of Tucumcari. 

 The capping sandstone and conglomerate is the same as that which forms the surface 

 of the shelf extending north from the foot of the Staked Plains. 



of the Panhandle by Gould are the same as the Double Mountain 

 beds farther south. 



From Clarendon the party went to Amarillo and then followed 

 the Chicago, Rock Island & Gulf Railroad across the Staked Plains 

 to the western edge. Here the red again appears in irregular beds 

 of sandstone and varicolored clays extremely irregular in thickness 

 and extent but carrying Phytosaur bones wherever seen. In the 

 breaks of the small Arroya Salavito just beyond Endee in Quay 

 County, New Mexico, the beds are even more than ordinarily com- 

 plex, massive white and gray sandstones lie above cross-bedded 

 white and gray sandstones and clays, but here again fragments of 

 Phytosaur bones and teeth were found. The main object of the 



