Field Notebook: SD, WY, ND 1957
Page 83
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
Trail City Locality #1 Flat on large red brown cones with large Sphenos. Above to s, are two small hills from which smaller foss. Cones are floating. type B - in float from Hills type A ~~from cones of spheno layer~~ ~~in place.~~ type B(b) - from spheno layer but not positively in place - possible concentrate. 40