-177- Section 19 contd. in diameter, may be traced laterally 10 yards into siltstone and sandstones; matrix for these conglomerates mostly quartz sand cobbles and pebbles both chert and limestone but neither particu- larly dominant; coll. 19-34 (15 feet above base), Bryozoa fragments, Smaller Foraminifera, Amphissites? sp. Kegelites adjunctio (Cooper), Knightina? sp., Bairdia spp. . . . . . . . . . . . . 160 33. Calcirudite, medium to dark gray weather- ing, with matrix of fine calcite sand, cobbles and pebbles dominantly lime- stone, up to 5 inches in diameter, a few small chert pebbles . . . . . . . . . . 8 Nealranch Formation 32. Shale, gray, some interbedded orange- brown sandstones and thin conglomeratic bands, largely covered, coll. 19-32B (upper 3 feet), Pseudoschwagerina beedei, Schwagerina emaciata, S. pugunculus, Parafusulina? linearis?, Triticites pinguis; coll. 19-32A (35 feet below top