_Osteocephalus verrucigerus_ COLOMBIA: _Huila_: Acevedo, Rio Suaza, FMNH 69709-10. ECUADOR: No specific locality, ZMB 16589. _Napo_: Avila, UMMZ 90413; south slope Cordillera del Due, KU 123176-88, 123189 (skeleton), 124208 (eggs), 124209-11 (tadpoles); L'Alegria, USNM 167472-3; Rio Pacayacu, tributary of Rio Cotapino, CAS-SU 13150; southeast slope Volcan Sumaco, CAS-SU 11442. _Pastaza_: Abitagua, CAS-SU 5067, FMNH 25791, 27619, UMMZ 90414, 92092; Alpayaca, Rio Pastaza, BMNH 1912.11.1.64; Mera, UMMZ 90412(4). _Tungurahua_: Banos, NHRM 1960. PERU: _Ayacucho_: La Mar, Sivia, Rio Apurimac, FMNH 39853. _Huanuco_: Rio Pachitea, midway between Puerto Victoria and Puerto Inca, CAS-SU 17745. _Junin_: Satipo, MJP 38. LITERATURE CITED ANDERSSON, L. G. 1945. Batrachians from east Ecuador collected 1937, 1938 by Win. Clarke-MacIntyre and Rolf Blomberg. Arkiv Zool., 37A(2):1-88. BOKERMANN, W. C. A. 1964. Field observations on the hylid frog _Osteocephalus taurinus_ Fitz. Herpetologica, 20:252-255. 1966. Lista anotada das localidades tipo de anfibios Brasileiros. Sao Paulo, 183 pp. BOULENGER, G. A. 1882. Catalogue of the Batrachia Salientia s. Ecaudata in the collection of the British Museum, ed. 2, London, xvi+503 pp. COCHRAN, D. M. and C. J. GOIN 1970. Frogs of Colombia. Bull. U.S. Natl. Mus., 288:xii+655 pp. COPE, E. D. 1867. On the families of the raniform Anura. Jour. Acad. Nat. Sci. Philadelphia, 2:189-206. 1874. On some Batrachia and Nematognathi brought from the upper Amazon by Prof. Orton. Proc. Acad. Nat. Sci. Philadelphia, 25:120-137. DUELLMAN, W. E. 1970a. Identity of the South American hylid frog _Garbeana garbei_. Copeia, (3):534-538. 1970b. The hylid frogs of Middle America. Monog. Mus. Nat. Hist., Univ. Kansas, 1:xi+753 pp. DUMERIL, A. M. C. and G. BIBRON 1841. Erpetologie generale ou histoire naturelle complete des reptiles, vol. 8. Paris, 792 pp. FITZINGER, L. 1843. Systema reptilium. Vienna, ix+106 pp. FUNKHOUSER, J. 1956. New frogs from Ecuador and southwestern Colombia. Zoologica, 91:73-80. GAIGE, H. T. 1929. Three new tree-frogs from Panama and Bolivia. Occas. Papers Mus. Zool. Univ. Michigan, 207:1-6. GOIN, C. J. 1961. Synopsis of the genera of hylid frogs. Ann. Carnegie Mus., 36:5-18. MELIN, D. 1941. Contribution to the knowledge of Amphibia of South America. Goeteborgs Kungl. Vetensk.-och Vitterh.-Sam. Handl., Ser. B, 1(4):1-71. PERACCA, M. G. 1904. Viaggio del Dr. Enrico Festa nell' Ecuador e regioni vicine. Reptile ed amfibii. Boll. Mus. Zool. Anat. Comp., Univ. Torino, 19:1-41. STEINDACHNER, F.