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[[stamped]] 0129 [[/stamped]] B- greenish dark fissile shale breaking down into thin flakes. At very base Encrinurus, Oxoplecia common. C. C[[superscript]] 1 [[/superscript]]- Nodular, yellow weathering ls. with many bryozoa ea 30" [[image - pencil drawing showing three adjacently layered rectangles indicating levels, marked from top C3, C2, Fine cystic C1]] C[[superscript]] 2 [[/superscript]] - crumbly sh with several thin nodular lines as below Fine Campylorthis, numerous Sowerbyella, rare Glyptorthis, Fascifena, Platycystites. We can call this Platycyctites zone. Thickness each 7' C[[superscript]] 3 [[/superscript]] - bryozoan shale upper bed of C2 about 6" yellowish ls. Thickness 15". Top of C[[superscript]] 2 [[/superscript]] and C[[superscript]] 3 [[/superscript]] contain the coarse-ribbed Multicostella seen in green shale at base of section in Criner Hills. I think Division C is the same as the small collapse & cut about a mile S of Sulphur on Okla.18. D - D[[superscript]] 1 [[/superscript]] - 3 1/2 - 4' of cobbly, crumbly ls. with large Opikina but small Strophomena. Like basal Criner. D[[superscript]] 2 [[/superscript]] - 31' alternating thin ls (about 2") and thin shale beds (up to 6") with isotelus (Homotelus?) and Sinuites in bottom, with big Opilsina and Oxoplecia abundant at top, Fascifera