E. Kottler 1 Specimen Catalogue 1470 24 June Atu Calacala, Opto, Puno, Peru, 13400' m 11 ♂ t.2 Phylotis darwini 205-105-25-20 32 gms. Base of rock wall over bunch grass, 40yd. above stream. m 12 at scars ♀ (unident.) Phylotis darwini 238-110-25-21, 44gms Same as above 6 June m 25 June 13 ♀ ?ge myips Phylotis darwini 240-120-26-23 50 gms. m 14 it ♂ t.1 Phyllothis darwini 232-125-25-21 from shooting m 15 ♀ no emb. Akodon jelskii 170-71-28-16 Rock wall near lake, cliff face. SK? 16 ♂ t.2 Akodon boliviensis 143-73-21-13 30 gms 26 June 17 ♀ OV. >1 mill. Furnarid On rock wall f in grass on ground m NNE Limbani, 9200 ft. (Aguaflori) m July 18 ♀ No Emb Akodon boliviensis 164-76-25-15 3? 21 gms Brush, 20-50 ft river, wet, moss, ferns, rocks, bushes. m 19. ♂ T.4 Dryzomys 235-139-26-77 23gms same 20 sex? Flycatcher, yellow breast 12 gms Trees above river, (ferns, moss, wet) July 21 ?♀ OV. 51 Tanager 38gms Trees on mesa, not dense brush, moist not wet 22 ♂ t.6 Tanager 39 gms same