B. Hamilton 1967 Catalogue Hualpamp, 2Km S, 16 Km W. of Sr Felipa, Dept. Piura, Peru. Elcv. 4000' 30 Aug. 150 o t=2mm 76-9-11-15 9.5gms. Taken from not placed between mesquite tree in sandy canyon. 7 Km N, 21 Km E. of Olmos, Dept. Lambayeque, Peru. Elcv. 2500' 31 Aug. 151 o f<1mm Perus pitzayumi Coll. Carl Koford. Mod Fat. SK unossified 6gms. 8Lt from 20' high mesquite in river wash. 3 Km. SE of Morrope, Dept. Lambayeque, Peru. Elcv. 1000' 2 Sept. 152 SVU=530mm Taken dead from road in area of high sand dunes. 3 Sept. 153 o t=6x3mm. Oreophylus ruifollis SK ossified Fat 110gms. Shot from squash field near sand dunes. 4 Sept Discard ( caught in sand dune near copper boiler with crop traps) Phyllotis gerbilis o t=8x5mm. 14gms. o t=7x2mm 6gms. 11 Km S. of Chichaya, Pan Am Highway, Puerta Eten Rd junction. Dept. Lambayeque, Peru. Elcv. 100' hexip 154 Phyllostyleus T.L.=96mm (SVL=56mm) Found walking in gravel under grass 4"-6" high (flushed by car). Cayalti, 35 Km. SE of Chichaya, Dept. Lambayeque, Peru. Elcv. 700' 5 Sept. 155 o t=2.5mm. Synallaxis SK ossified Little Fat 11gms. Shot near small stream about 15' up in mesquite tree. Discard Pyrocephalus rubinus o t=8x4mm SK ossified Mod Fat 14.5gms. Shot near small stream 10' up in mesquite tree. 156 q f<1mm Steganoopus tricolor SK ossified Fat 54gms Shot flying near small lake with emergent trees & bushes. Discard Notiocheirus cyanoleucus o t=1mm. SK unossified Little Fat 9.5gms. Shot flying near small lake with emergent tree and bushes. 8 Sept.- 157 Iguana Lizard Tropidurus occipitalis T.L.=139(SV.=59mm) Caught under rocks near beach. Shot near Acariz shot near small stream.