LIST OF ILLUSTRATIONS. xix 



FIG. PAGE 



156. (E) Female Hoatzin taking flight, with wings fully spread; a 



second pair of birds leaving their nest in the back-ground . . 375 



157. Flock of Eleven Hoatzins 377 



158. Crocodiles on a South American River Bank 380 



159. Lagoon between Abary Island and River 382 



160. Young Spur-winged Jacana 384 



