xii ILLUSTRATIONS 



FACINQ PAQE 



The Cauca River at Puerto Valdivia 108 



A naturalists' camp in the forest 116 



A native hunter with a red howling monkey 116 



The porters en route to the Paramillo 124 



Cuiia Indians at-Dabeiba 124 



Our camp on the Paramillo > . , 126 



Dabeiba on the Rio-Sueio .- < < 130 



The village of Maipures 156 



The Jfilo de Oro at the end of the- voyage 156 



A rubber-carap on the Upper Orinoco 170 



Unloading for the portage, Raudal del Muerto 172 



The Cerro Duida 172 



Wismar on the Demerwa River 182 



Tumatumari on 'the' Potaro River 182 



Camp-on-theRioNegro'in the Gran Chaco of the Paraguay . . . 200 



Selling oranges in the market at Asuncion 200 



A street in Buenos Aires . 204 



Porto 'Gallileo on the Rio Pilcomayo 204 



Fort of Coimbra on- the Rio Paraguay ........... 206 



S. S. Nyoac on the Paraguay River 214 



Corumb&-. •.-.•.■ 214 



Colonel Roosevelt in the Brazilian ckapadSo 226 



A camp in the chapadao 226 



The Falls of Salto Bello of the Rio Papagayo 230 



Camp on the Rio da Duvida 242 



A rubber-camp on the Rio Gy-Paran& 254 



A tubber'KiBmp on the Lower Gy-Paran& . * . ' 254 



