Page:Field Notes of Junius Henderson, Notebook 3.pdf/55

Oreohelix haydeni gobbiana Oreohelix haydeni gobbiana sprinkling the slopes wherever we went, following up to the top of the mesa we found them alive under mountain mahogany Cercocarpus, but not elsewhere. The strata dip approximately S and the angle is 35¡ or 40¡. At top of mesa is a conglomerate composed of boulders up to 18 inches diameter of red sandstone well cemented. Then we followed along the limestone and calcareous shales resembling the Niobrara of Owl Canyon Owl Canyon, Colorado region, and found Inoceramus deformis Inoceramus deformis and Ostrea congesta Ostrea congesta. Proceeding up to the pond on Elk Creek Elk Creek, Colorado above the U. S. G. S. camp and collected Crustacea Crustacea, beetles Coleoptera, etc. and then found Oreohelix cooperi Oreohelix cooperi ? under Populus Populus logs and Pyramidula cockerelli Pyramidula cockerelli. Then visited camp and met Beekley. He said the sandstone forming S face of hill N of town and NE face of hill W of town is base of Mesa Verde formation.