C. Koford 1956 Specimen Catalog July 12 Barro Colorado Island, Gatun Lake, Canal Zone 1800 ot Alouatta palliatus 483 tot. length; 413 gms. Died in captivity. Bought in Panama by Hugh Wellman. July 18 1801 snake, Pickup on Donato Steps. Dead, No head. July 19 1802 Bufo Night, in grass, E. end New Lab. 1803 ot Rattus rattus spring net; 417-235-34-21; 133 gms Trapped night inside Old Lab. Nipple 1 wide, 2 high. Impref. vag. ut hom 37 long x 2 wide; dark gray. 1804 ot nonepro. activity. Myotis nigricans 77-32-8-12; 39 gms. Found dead at kitchen. July 10 1805 Bat. Small young. Formalin Found alive by Carl Rettenmeyer near New Lab. In Roth skull July 17 1806 Alouatta? Pickup. In water at Boat Landing. July 19 1807 ot Proechimys semispinosus 458-203-57-24; 490 gms. Brown dorsal, white vent, not. Trapped edge water, evening. Fleas, mites, small ticks on. Large seminal phys penis. 5 flax, 3 tickrs, 100+ mites. Large semm plug. Testes huge, 37 x 19 mm. Epid. with milk (sperm?). Much swollen Seminal vesicles. 1808 ot Proechimys semispinosus lot. 428-187-53-23; 444 gms. Same trap 2 hrs. later (10 pm.). Vag. perf. 8mm. drain. Nipplelet clitoris not segmented. ut. horn. 40 x 4. RH. 2 bulges 15mm. diam. perhaps resolving. 1 yellow corpus 1 mm. diam. LH 4 black stars; L ovary 3 corpora, yellow, 1 mm. diam. 5 stomach worms. 1809 Bat. Small young. In alcohol. Found alive in Chapman House by Carl Rettenmeyer.