C. Koford 1951 4 Specimen Catalogue Peru April 13, 1951 Hacienda Pairumani, 24 mi. S. Ilave, Depto. Puno, Peru. 13000 ft. vulv. perf. nip. 2 mm. Repro. tr. saved-3emb. 950 ♀ 4emb., 27x15 in R. horn. Phyllotis pictus ? 195-79-25-21-61gms. area. Base of 3' tall grass clumps dry clear running stream, rocky 951 ♂ test. scrotal test. 10x7 Phyllotis pictus ? 193-86-26-21-47gms. testes saved under rocks of rock wall on slope of bunch grass. vulv. nip. nip. 2 mm.; much lat. tissue Repro. tr. saved 952 ♀ no emb. Phyllotis osilae or darwinii 225-120-26-22-40½gms. Top rock slide at foot cliff; 2' from brush. 953 ♂ min. test. 5x3 Phyllotis ‑‑‑osilae Flies, mites saved 185-95-26-20-25gms.,mmm or 2 similar discarded. Near stream, under matting rock near grass 4 under tall bunch grass. pulcherrimus testes saved 954 ♂ test. abd., 7x10. Akodon jelskii 190-85-25-21-35gms. 10' from stream under overhang of rocky bank near clumps tall grass. vulv. nip. pulcherrimus Repro. tract saved 955 ♀ ut. only, no swell. A. jelskii 186-79-25-21-37½gms. 6' from stream under 4' high clumps of grass, near rocks. April 12, 1951 Quellacota, 35 mi. S. Ilave, Depto. Puno, 13000 ft., Peru Colaptes rupicola puna 956 ♀ ov. not cul. Flicker 132 gms. Shot by side of road in flat grassy plains area. Erolia bairdii 957 ♂ test. 2mm. Baird Sandpiper 46 gms. One of about 6 on ground in shot grass plain. 2 emb., L. horn, 80mm. L-R; nip. 5 mm. Canis Galea musteloides 958 ♀ 225-10-40-19-360gms. Shot on flat plain of short grazed grass. April 13, 1951 Hacienda Pairumani; sperm in penis 959 ♂ trst. 13x8mm. Akodon amoenus 163-66-20-14-79gms. Rock wall on bunch grass slope. vulv. perf.; wide test. scrotal; nip. 2 mm.; lat. tissue horn di. 5mm. wide A. amoenus 178-71-20-15 -35gms. Foot of boulder where overhang made dark passage with adjacent bunch grass. test. scrotal; 961 ♂ 10x6 mm. Akodon bolivensis 162-62-19-15-33gms. Base bunch bunch grass, 2' from base bankline on slope.