Page:Field Notes of Junius Henderson, Notebook 3.pdf/103

the gulch, and a well travelled trail continues, passing in places over fallen timber. A mile and a half or two miles up above camp we found an enclosed lakelet about 150 feet long and 100 feet wide. Collected Lymnaea palustris Lymnaea palustris, Valvata sp. Valvata, 2 Planorbis cf. trivolvis Planorbis trivolvis and water bugs water bugs. At Slide Lake Slide Lake, about five miles above camp we found trout trout and water snakes Nerodia sipedon of the species collected down stream. That must be about 8000 feet above sea level. This lake is distinctly morainal. Lower Marvine Lake Lower Marvine Lake is three miles further up and much larger. We did not visit the upper lake. These lakes are situated between cliffs of lava probably 700 or 800 feet high. Felger and Terry fished. I started down stream, collected land snails land snails under aspens Populus. Just below Slide Slide Lake I found a lot of dead Oreohelix cooperi Oreohelix cooperi and one live one. Reached camp at 6 p.m. Felger and Terry