R.B. Hamilton 1967 Journal 16 km N, 25 km E of Omos, Dept. Lambayeque, Peru elevation 4300 ft. sleep out, but it started to sprinkle so I re- treated to tent and spent the night there. August 16 The nets caught only a couple of bats, and Fred and Carl caught nothing in the traps.during the night. After breakfast Fred went hunting and brought back a dark flycatcher and a sparrow. Then I went hunting after moving my net to what I hoped would be a more favorable location. I shot a Sparkling Violetear (Colibri coruscans), an Atlapetes sp., a small-Hepatic Tanager, (Piranga flava), and an immature Empidonax sp. When I returned to camp, I found a Dendrocalpatd in net. Ray went hunting next and collected a Piranga and a sparrow. After supper I moved my nets again. Ray, Fred, and I again went frog hunting and caught several Hyla and then slept by the nets. August 17 We awakened at 06:00. During the night Carl got 2 bats in his net and I got 3 in mine. In the morning I put up my bats. This was the first time I had put up bats. After breakfast I went night hunting and shot a White-winger Brush-finch (ATlapetes leucopterus). I shot it from a bush about 6 ft. high at edge of low brushy area. About 13:00 we broke camp and continued up the mountain. About 13:30 we saw a finch perched