Field Notebook: SD, WY 1961
Page 35
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
8. s'm. N. wall 3 mi S Creighton FH in f04 near road in stream cut. 1) banded bed lithology near base with flattened reddish cones. Grading upward and interbedded with, edges of buff sand slabby in places x bedded. within banded beds. one ammonite frag. & several pelecypods (protocardia?) found. Much plant fros (2) Upward towards to buff sand edges slabby & massive containing half meters from 1' to 2' in thickness. Interbedded with maroon silty clay.