Dissertation: Texas 1960
Page 71
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Transcription
-159- Section 11 contd. Thickness (feet) 9. Calcirudite, medium gray weathering, dolo- mistic, coll. 11-9, Schwagerina diversi- formis, S. tersa, Parafusulina linearis . . 10 Lenoxhills Formation 8. Limestone, medium gray to gray-brown weather- ing, organic fragmental calcarenite, crumbly . . 25 7. Covered, probably shale and some interbedded limestone, coll. 11-7X/ Schwagerina hawkensi, S. tersa, S. guembeli? (large form), (Triticites ventricosus, T. beedei reworked) . . . . . . . . . about 100 6. Conglomerate, chert and dark limestone pebbles up to 3 inches in diameter, orange- brown sand matrix, Schwagerina linearis . . . 8 5. Covered, probably silty brown shale . . . . . . 35 4. Shale, light brown weathering, silty; and calcarenite, yellow-orange weathering, 6 inch beds, coll. 11-4 (near base), Schwagerina dispansa, S. laxissima, S. tersa, S. crebrisepta, S. diversiformis, Parafusulina linearis . . . . . . . . . . 16 3. Covered . . . . . . . . . . . . . . . . . 20