Page:Field Notes of Junius Henderson, Notebook 1.djvu/106

N of Boulder Boulder, Colorado, Feby 22, 1907 February 22, 1907

Sievert Rohwer and I went out on horseback to sketch in the map E of W line sec. 7 Tp. 1 N., R. 70 W., E of little house in adjoining sec. Found Hygiene sandstone very steep, but it flattens as it passes over Four Mile Mesa Four Mile Mesa, Colorado to the north, this accounting for widening of outcrop. In SE ¬ sec. 6 we collected Heteroceras sp. Heteroceras, Ancyloceras tricostatus Ancyloceras tricostatus, Lucina occidentalis Lucina occidentalis, Inoceramus barabini Inoceramus barabini, and sagensis Inoceramus sagensis etc. in gulch at station 7 in sec. 6 Tp 1N R 71W.

N of Boulder Boulder, Colorado Feby 23, 1907 February 23, 1907

Sievert Rohwer, Frank Rohwer and I went north today, collected fossils. In sandstone at Station 8, sec 7 Tp 1 N R 70 W found I. vanuxemi Inoceramus venuxemi, I barabini Inoceramus barabini and I. sagensis Inoceramus sagensis in poor condition and 1 B. cf. compressus Baculites cf. compressus just at W line of section and about intersec-