THE LIFE OF THE ABARY SAVANNAS. 365 



Rufous Tree-duck (Dendrocygna fulva). 



Gray -necked Tree-duck (Dendrocygna discolor}. 



Guiana Cormorant (Phalacrocorax I'igua). 



Snakebird (PI of us anhinga). 



Black Vulture (Catharista urubu). 



Yellow-headed Vulture (Cathortes urubitinga). 



Caracara (Polyborus cheriway). 



South American Blue Hawk (Geranospizias cacrulescens). 



* South American Black Hawk (Urubitinga urubitinga). 



* Rufous Kingfisher (Ccrylc tor quota). 

 Parauque (Nyctidromus albicoUis). 

 Goatsucker (sp?). 



Green Hummingbird (sp?). 



Little Rufous Cuckoo (Piaya rutila). 



Smooth-billed Ani (Crotophaga ani). 



* Cinnamon Spine-tail (Synallaxis cinnamomea)- 



* Pied (/round Flycatcher (Fluvicold pica}. 



* White-headed Flycatcher (Arundicola leucocephala). 



* Cinereus Tody-flycatcher (Ttnlirostrum cnirrcnm). 



* (luiana Kiskada- Tyrant (Pitungus sul/>hnratns). 



* Lesser Kiskadiv Tyrant (I'itangus lie/or). 



* Large-billed Ki-kailee Tyrant ( Megarhynchus pitangua). 



* White-throated Kingbird (Tyrannus tnelancholicus), 

 Tree Swallow (Tachydneta bicolor). 



Variegated Swallow (Tachycineta albiv.entris) . 

 Barn Swallow (Hirundo erythrogaster). 



* Gray-brc-asted Martin (PfOgne chnlybca). 

 Rt'd-bivasted Swallow (Stclgidoptcryx ruficottis). 



* Guiana House \Vren {Troglodytes in use id us darns). 



* Black-capped Niocking-thrush (Donacobius atricapillus). 



* Pygmy Seed eater (SporopJiila minutd). 



Little Yi'llow-hea<K'd lilackbird (.\gfldinx ictcrocepkalus). 

 Red -breasted Blackbird ( />/.\7/-.v milittiris). 

 Meadow Lark (Stiirnclla magna nirridionalis) . 



* Yellow Oriole (Icterus xanthornus). 



Little Boat-tailed (Guiana) Crackle (Quiscalus lugubris). 



The most interesting of all were the Hoatzins, 11 whose 

 raucous squawks brought vividly to our min<N the mangrove 

 swamps of Venezuela where we had studied them last year. 



