Field Notebook: WY, MT 1988
Page 31
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
8/11/8Y 889 KLM W JAYON Ridge Crest NE, NE, sec. 1 T57N, 04/00 W PARK CO NYO ELK BASIN 7 1/2, 30 yds NW q Pumper. - 1st marine tongue, Trace fossil LACKING 5-sided Traces. Tabular SS. & Shales med grey in color 30' thick. capping a ridge FLUVIAL SS on dip slope. 2nd marine looks then or now EXISTANT