94 CONTRIBUTIONS TO DEVONIAN PALEONTOLOGY. [bull.2;4. 
Ft. in. 
67. Black ferruginous sandstone 5 
66. Olive-gray sandy shale and shaly sandstone 9 
65. Dark greenish-purple limestone 4 
64. Greenish-gray shaly sandstone and shale 15 
63. Cross-bedded purple limestone 5 
62. Reddish-brown sandy beds with calcareous band near middle 4 
61. Olive-gray thin-bedded sandstone, rough-bedded, with occasional dull- 
brownish beds ( top of fall ) 27 
60. Dark-purple sandstone 2 
59. Gray sandstone 2 
58. Gray limestone with shell fragments abundant 1 
57. Grayish-drab shaly sandstone 9 
56. Dark-purple sandstone 2 
55. Greenish sandstone 2 
54. Reddish-brown sandstone with crinoid stems 1 
53. Shaly olive-gray sandstone 9 
52. Red highly ferruginous bed with crinoid stems and shell fragments 3 
51. Dark brownish-purple sandstone with shell fragments and crinoid stems. . 8 
50. Tough thin-bedded olive-gray sandstone 13 
49. Tough thin-bedded olive-gray sandstone 10 
48. Shaly sandstone and shale with occasional beds of hard sandstone 55 
47. Tough thin-bedded sandstone and hard sandy shale 5 
46. Dark -gray to olive-green sandy shale and shaly sandstone 100 
45. Bluish drab sandy shale with two bands of shaly sandstone 10 inches 
thick, containing lowest Spirifer disjunctus 10 
44. Grayish-drab sandy shale and shaly sandstone with large concretions 
near base 65 
43. Hard sandy drab-colored shale 5 
42. Shaly grayish-drab sandstone 70 
4 1 . Hard greenish thin-bedded, ripple-marked sandstone _ . 35 
40. Grayish-drab shaly sandstone 75 
39. (Upper part) Drab thin-bedded sandstone and shale 15 
38. Gray limestone composed of shell fragments 2 
37. Bluish-drab sandstone and shale 50 
36. Bluish-gray shale with hard sandstone layers at intervals 15 
35. Olive-gray shale 6 
34. Dark sandy shale and shaly sandstone 25 
33. (Near middle) Dark-gray to bluish shaly sandstone and shale 60 
32. Dark shale 4 
31. Tough olive-colored sandstone 2 
30. Thin-bedded gray sandstone 7 33 
29. Dark bluish-gray shale 15 
28. Bluish shaly sandstone with crinoid stems 4 
27. Dark bluish-gray sandy shale with bands of sandstone 14 
26. Grayish-brown fine-grained sandstone 1 
25. Dark-grayish sandy shale 6 
24. Bluish-gray limestone 
23. Dark sandy shale and shaly sandstone 8 
22. Bluish-gray shale and shaly sandstone 9 
21. Bluish-gray sandy shale 12 
20. Bluish-gray flags 10 
19. Covered (to mouth of gorge) .,.,,«,,.. ,? 10 
