Field Notebook: SD, WY 1961
Page 48
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
b. Veniella - spiriola layer, abt Tenzo 15 feet below first & consisting of a layer of red ss cones Containing many fossils, Mostly Veniella at east western end of outcrop pattern- spiriola added toward Ant Hills & finally some Sphenodiscus on west eastown edge of Ant Hills or northward. Layer quite persi ant Throughout Ant Hills to Walters Ranch abt 3/4 of dist to western end of outcrop pattern c. 3rd layer 15' below and. A layer of Grey punkey jacket buff cones. At east western edge of outcrop not yet known if present, Present castward at Walker place but not fossiliferous (except for charactk bored jackets) At Gunn place on western margin of the Ant Hills the bryozoans characteristic of the fossiliferous cones appear with the first few fossils (Inoceramus flow)