W. Riemer 1950 Journal 27 Apr. Mexico; Guerrero: 3 mi., W. O. miltime, 8200 ft. Set out line of 10 traps (speciales) and one Schugler on dry ridge in pine-oak open forest near camp. Much slash waste about. 28 Apr. At base of large pine caught a Peromyscus in trap line. Caught a Barissa? lizard in camp tent. Put up a couple of birds from Koford's catch. Guard and cook today. In afternoon went to canyon with small stream with Koford to set line of 25 snap traps, 4 Schugler's and two steel. On way took a second Barissa(?), a Gerrhonotus and in the trap line area two species of amaran. On return found 3 small Batrachoseps-like salamanders in a rotten log. 29 Apr. Very good catch in trap line. Eight animals - 7 large mice and 1 shrew. All put up by Koford. On return to camp in morning from trap line shot several birds, as noted in catalogue, along road. Pitelka took a Gerrhonotus near camp. 30 Apr. Went 5-ward around hill on which camped into a dry open pine forest area. Took a Cuniculus under bank of stump and several Echolopous on dogs when reentering the denser mixed forest area. Put up one of rats from trap line. Catch today of two shrews and three rats. I put