page 5 
Morrison formation. 
6 . Clays tone, locally silty, non calcareous* 
Chiefly brownish gray, dark gray, and red 
brown with scattered carbonaceous flecks* 3 5 f 
5*] Marlst&ne , locally silty, variegated gray 
green and red with thin interbeds fine- 
grained to aphanitic gray limestone and 
zones of limestone nodules. Dinosaur bone 
fragments occur up to 43'* above base# 
Weathers pastel shades of red and green. 75 1 
4* Limestone, massive, weathers gray-white. 1*0 1 
foi&l thickness Morrison 111*0* 
