dip slop of unit 14, northwest across a stream channel, and over a small ridge into a wider valley. Top of measured sequence, covered above Thickness (feet) Lenoxhills Formation 21. Calcirudite, many shades of limestone cobbles of maximum diameter 8 inches, pebbles of white and black chert . . . . . . . 110 Gaptank Formation 20. Covered . . . . . . . . . . . . . . . . . . . . . 16 19. Calcarenite, pink to brown weathering, uneven bedding, 8 inch to 1 foot beds, coll. 32-19 (from lower part), Triticites beedei . . . . . . . . . . . . . . . . . . . . . . . . 12 18. Covered . . . . . . . . . . . . . . . . . . . . . . 10 17. Calcirudite, cobbles about same color, gray weathering, 3 to 5 foot beds, poorly bedded . . . . . . . . . . . . . . . . . . . 16 16. Limestone, light green-gray, nodular, call 32-16 somewhat porous, 8° . . . . . . . . . . . . . . . 7 15. Covered, probably green-gray shale . . . . . . . 7 14. Limestone, light brown weathering, mas- sive, 2 to 15 foot beds, cliff former . . . . . . 53 13. Covered, probably similar to unit 12 . . . . . . 8