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Berthoud Oct 16, 1907
Started with team at 7:30 a.m. West of Stever Reservoir found Tepee Buttes with Baculites compressus , Ostrea inornata and Lucina occidentalis in quantities but in poor condition. There were many fossil fragments. Did not stop to collect any. Found also Inoceramus barabini , fragments of a large Heteroceras and probably a medium sized Ptychoceras . 150 yards W of the buttes The Hygiene sandstone is found dipping east about 15˚, not at all calcareous. To the west the basal Pierre shales and Niobrara dip E 42˚, the Benton shales are somewhat crushed and the boulder mesa cap over the Benton is well consolidated. Just within the canyon the Dakota is badly tangled. A section of the medial shales is thus: