APPENDIX A: GAZETTEER AND KEY TO LOCALITIES SHOWN IN FIGURE 2

Amazonas BasinAotus nancymai

1. Cochiquinas (Rio), 3º46'S, 71º38'W R. Aquino, March 1983
2. Huaisi, Rio Tahuayo, 4º11'S, 73º12'W

R. Aquino, May 1982 Napo BasinAotus vociferans 3. Puerto Huamán, Quebrada Yanayacu, 2º48'S, 73º12'W

R. Aquino, May 1982 4. Tacsha Curaray (Rio), 2º40'S, 73º45'W

R. Aquino, February 1984 5. Santa Clotilde, Rio Napo, 2º29'S, 74º00'W

R. Aquino, February 1984 6. Santa Isabel, Rio Tambor, 2º10'S, 74º00'W

R. Aquino, April 1982 7. Mucha Vista, Rio Curaray, 2º17'S, 74º23'W

R. Aquino, January 1983 8. Santa Maria, Rio Napo, 1º25'S, 74º37'W

R. Aquino, May 1983 Nanay BasinAotus vociferans 9. Mishana, Rio Nanay, 3º53'S, 73º30'W

R. Aquino, May 1982 10. Atalaya, Rio Chambira, 3º30'S, 73º55'W

R. Aquino, July 1984 Tigre BasinAotus nancymai, Aotus vociferans 11. Nueva Conquista, Quebrada Nahuapa, 4º24'S, 74º03'W

R. Aquino, October 1985 12. Nueva York, left bank Rio Tigre, 4º42'S, 74º43'W

R. Aquino, October 1985 13. Santa Maria de Providencia, Rio Tigre, 3º32'S, 74º43'W

R. Aquino, September 1985 14. Santa Maria de Providencia, Rio Tigre, 3º32'S, 74º43'W

R. Aquino, September 1985 Marañón BasinAotus nancymai 15. Cafetal, Rio Uritoyacu, 4º35'S, 75º40'W

R. Aquino, August 1984 16. Nuevo Junin, Rio Pavayacu, 4º54'S, 75º48'W

R. Aquino, September 1984 17. San Felipe, Rio Marah6n, 5º31'S, 75º48'W

R. Aquino, October 1984 Huallaga BasinAotus nancymai 18. San Miguel, Quebrada Pucate (left bank R. Huallaga), 5º32'S, 75º54'W

R. Aquino, May 1984 Tapichi BasinAotus nancymai 19. Naranjal, Rio Tapiche, 5º17'S, 73º54'W

R. Aquino, April 1986 20. Frontera de Yarina, Río Alto Tapiche, 6º16'S, 74º24'W R. Aquino, March 1986