taken of the probability that a slip of the pen may have given rise to this apparently immense thickness. The Coniferous is 11 feet thick. The upper 4 inches are dark and brecciated. The layer immediately beneath the brecciated layer contains numerous corals. The base of the Black shale's is at 1040. Dinner. The barometer not recorded. 258 Where the road east from Crab Orchard depart crosses Black a branch of Black's creek south of the R.R., the base of the Black shale is seen at 1023. The Coniferous is at least 12½ feet thick. The upper 7 feet do not show many fossils but the lower 5 feet are densely crinoidal and full of un- doubted Derbium crabs, 259 Crab Orchard to Garrard Co. At the school house near the northern part of Crab Orch. a road leads off N.E. to the southern end of Garrard County. Near the town end the base of the Black Shale is seen at 1075. The Con- iferous seems only 7-8 feet thick. 260 A mile and a half north eastward, the bluff beyond Dix River shows the edge of the Black Shale at 1080. The Coniferous is 10½ feet thick. Since the creek bottom does not reach the clinton at 1205 where the tip of the ledger is at 1085 (return trip) the ledger must at least exceed 80 - 90 feet. 261 A little over a mile south eastward a branch of Fall Stick Creek, shows the base of the Black Shale at 1068.