Myrial Henry 1969 Journal 4/4 July 22 (dent.) 5 mi. E Yauyos, 9000 ft., Dept. Leima, Peru In the morning we got a Patagonus gigas (giant hummingbird) in the net hung across the river, near the banks. At 4:30pm we injected 4:30pm. We are on our way back to Papa Leon Tree and are now injecting the 2 bats of the Phyllostus magister and Marmosa I caught this morning. We have discovered that we were not on the road to Yauyos like we thought we were. The road had branched off to the left, but we had kept right, along the river about 1 1/2 hours from the junction at the Canete River. We will get new locality and altitude data. Location for last night's trap-site: 8 mi. NE Yauyos, 9500 ft. July 23 Papa Leon Tree, 150 +/- ft., Dept. Leima, Peru We spent the morning skinning mice + taking chromosomes of 3 of them from the Canete Valley trip. Our results haven't been too good. Perhaps the colchicine is no good. The spreads we do get are pretty highly contracted, and they are few and far between. We are using double concn. of colchicine & generous in the amount. 2:30. Carl, Mrs Pleasner + I went to the north part of the beach to set traps to get Oryzomy live. I was setting large Sherman's in a ditch next to a sand hummock perpendicular to the water line. In the The