P^le AND J TIOGA SECTION. Ill 
Feet, 
(7. Gray to reddish thin-bedded sandstone 25 
36. Covered 12 
35. Red highly ferruginous sandstone 2 
34. Dull-reddish to olive shale and sandstone 13 
33. Bed of Sp. disjunctus shells 2 
32. Olive-gray sandstone 5 
31. Covered 5 
30. Dull-reddish shale and thin-bedded sandstone 40 
29. Thin-bedded gray sandstone 20 
28. Olive-gray shale with thin bands of sandstone 30 
Gray to salmon-brown thin-bedded sandstone with concretionary 
structure 25 
26. Dark-gray shale and shaly sandstone 20 
25. Covered 6 
24. Dull-reddish shale and sandstone with fossiliferous band 4 
23. Covered 5 
22. Dull-reddish to gray shale 18 
21. Dark -reddish thin-bedded sandstone 15 
20. Dull salmon-brown to olive shale 10 
L9. Olive-gray shale and thin-bedded sandstone, some of beds with dull- 
reddish tint 30 
L8. Olive-gray and dull-reddish shale 20 
L7. Covered 10 
L6. Olive-gray and dull-reddish thin-bedded sandstone interbedded 18 
L5. Covered 5 
L4. Thin-bedded sandstone 4 
L3. Gray to reddish shale and sandstone 9 
L2. Calcareous bed of fossils 2 
LI. Gray sandstone. . . 3 
L0. Beds of fossil shells in drab calcareous sandstone 3 
9. Dull-brownish red thin-bedded sandstone 3 
8. Sandstone and shale with concretions 4 
7. Gray sandstone 4 
1 6. Gray shale and sandstone 5 
5. Soft gray clay shale 10 
j4. Covered 35 
3. Thin-bedded drab sandstone 14 
2. Covered 15 
1. Brownish-gray thin-bedded sandstone 20 
2,315 
