-240- Section 40 contd. grained calcarenite for most part, silicified brachiopods coll. 40-15 14. Covered ••••••••••• 22 13. Sandstone, orange-brown weathering, fine quartz sand ••••••••• 1/2 12. Covered ••••••••••• 13 11. Limestone, orange-brown weathering, fresh surface is brown to dark gray, organic fragmental, 6 inch to 1 foot beds, coll. 40-11 ••••••••••• 4 10. Covered ••••••••••• 10 9. Calcarenite and quartz sandstone, light gray weathering, dark gray on fresh sur- face, 2 to 6 inch beds, coll. 40-9 ••••••••• 3 1/2 8. Covered ••••••••••• 13 7. Limestone, dark gray, large amounts of orange-brown quartz sandstone between irregular limestone masses coll. 40-7 ••••••••• 8 6. Covered ••••••••••• 66 5. Limestone, dark gray weathering, organic fragmental, 3 inch to 2 foot beds coll. 40-5 ••••••••• 61 4. Covered for most part, two or three beds of brown-orange sandstone, 6 inches thick, coll. 40-4 (from ant hill), Triticites chioensis ••••••••••• 34 Thickness (feet)