58 PALEOZOIC PALEONTOLOGY. 
2 A‘. Earthy shale, with bands of crystalline limestone. 
5 in. 37 ft. 4 in. 
2 AS. Red, crystalline limestone, abundantly fossilifer- 
ous. 2 ft. 6 in. 39 ft. 10 in: 
2 A®. Fissile, earthy shale, with some irregular lime- 
stone bands. 9 in. 40 ft. 7 in. 
2 A™. Blue, crystalline limestone, with an abundance of 
fossils. Some beds are Jargely composed of 
broken crinoid stems. 7 ft. 4 in. 47 ft. 11 in. 
2 A™. Rather thick-bedded, caleareous shale, with thin 
bands of limestone. 7 ft. 3 in. D5. ditipe tune 
2 A™. Thin and often irregularly bedded, coralline lime- 
stone, with an abundance of fossils. 6 ft. 61 feces 
2 A™. Blue, crystalline limestone, in beds from six to ten 
inches thick, separated by shaley seams. Fossils 
common, many ostracodes. 4 ft. 65 ft. 2 in- 
Rondout Formation. 
2 A™. Earthy shale, with hmestone bands. 3ft.9in. 68 ft. 11 in. 
2 A™. Fine-grained, dark limestone. 6 ft. 4 in. 75. fame 
2 A™. Thin-bedded, calcareous shale. 1 ft. 6 in 76 {t.9 ame 
2 A™. Hard, fine-grained, blue or gray, brittle lime- 
stone. 2 ft. 3. in. 19. ft. 
2 A'S. Thin-bedded, calcareous shale. 5 ft. 3 in. 84 ft. 3 in. 
2 A™. Karthy limestone, weathering to a buff color. The 
“Pethstone” of Professor Cook’s report. 5 ft. 89 ft. 3 in. 
2 A**, Thin-bedded, crumpled shale, with some bands of 
denser limestone. 15 ft. 104 ft. 3 in. 
Manhus Limestone. 
2 A*. Hard, bluish-black limestone, with some fossils: 
2 it. 106 ft. 3 in. 
A*?. Hard, bluish-black, stromatoporoid limestone. 4 
ft 6 mk 110: ft. Same 
oO 
