■ CHERKIE: ORNITHOLOGY 01^ THE ORINOCO REGION. 345 



Geranospizias caerulescens (Vieillot). 

 Sparvius caerulescens Vieill., Nouv. Diet. X. 1817. p. 318. 

 Geranospizias caerulescens Berlepsch & Hartert, p. 114. 



Twice observed at Altagracia; once at Capuchin (nearly opposite 

 the mouth of the Apure River), and once at Caicara. The colors of 

 an immature female taken at Altagracia, November 15, 1897, were: 

 eye chocolate brown with a light outer ring; bill black; cere black; feet 

 bright cadmium orange, claws black. Adult female, Capuchin, August 21, 

 1898, eye carmine; bill black plumbeous at base of mandible; cere black; 

 feet scarlet vermilion. Colors of the adult male exactly like those in the 

 adult female. 



Spizaetus ornatus (Daudin). 

 Falco ornatus Daud., Traite d'Orn. II. 1800. p. 77. 

 Spizaetus ornatus Berlepsch & Hartert, p. 114. 



Rare. One was seen on the upper river at Nericagua where it 

 was found in the dense forest bordering the river. The specimen 

 was not at all shy and was finally shot from a dead limb not over fifteen 

 feet from the ground. It proved to be an adult male. The colors 

 from the fresh bird were : eye chrome yellow ; bill black, slate grey at 

 base of mandible ; lores bluish grey ; cere canary yellow ; feet bright 

 creamy yellow. 



HerpETOTheres cachinnans fulvescens Chapman. 

 Herpetotheres cachinnans fulvescens Chapman, Bull. Am. Mus. Nat. 



Hist. XXXIV: 1915: (Type ex Alto Bonito Antioquia, Colombia). 

 Herpetotheres cachinnans Stone, Proc. Ac. Nat. Sci. Phil. 1913: p. 195 



(Pedernales) Orinoco delta. 



Chapman records a specimen from the Orinoco delta. 



Elanus leucurus (Vieillot). 



Milvus leucurus Vieillot, N. Diet. d'Hist. Nat. XX: 1818: p. 563 (Para- 

 guay). 



Elanus leucurus Stone, Proc. Ac. Nat. Sci. Phil., 1913 : p. 196 (La 

 Pedrita, Rio Uracoa). 

 Stone records specimens from the delta region. 



Leptodon uncinatus (Temminck). 

 Falco uncinatus Temm., PI. Col., 103-105, 1824 (Rio Janeiro). 



Rare. Not taken on my first expedition to the Orinoco, but in 

 1905 an immature female was taken at Caicara June 15th. In 1907 



