Page:Field Notes of Junius Henderson, Notebook 2.pdf/44

slope of the Dakota escarpment except just inside cache La Poudre Canyon Cache la Poudre Canyon, where it occupies the valley or a portion of it. Heard meadowlarks Sturnella singing all along the road. Saw one good sized flock of bluebirds Sialia and many sparrow hawks Accipiter. Along the “Lykins” valley from the La Porte fold to Owl Canyon Owl Canyon, Colorado there are two light colored low ridge making sandstones at the Owl Canyon Owl Canyon, Colorado end of the area and one at the southern end. Made coffee and ate lunch at Owl canyon Owl Canyon, Colorado at noon. At 12:45 it cleared off rapidly. Hitched up and drove out to the mouth of the canyon at 1 p.m. In the sandy shales between the two sandstone ridges of the Dakota we found a 4- inch stratum literally filled with Ostreidae Ostreidae, but in very poor condition. Collected a lot, hoping that some of them might prove determinable. Reached Livermore Livermore, Colorado at 5 p.m., stopped at