552 BIRD-i OF BRITISH HUIANA. 



698. Ostinops viridis. 

 Great Green Cacique. 



Oriolvs viridis P. L. S. Miiller, Syst, Nat. Suppl. p. S7, 177G 

 (Cayenne). 



Ciissicus viridis Cab. in Schoinb. Reis. Guian. iii. p. 680, 1848. 



(Jstinops viridis Salvin, Ibis, ISSo, p. 217 (Bartica Grove, jNlerume 

 Mountains, Camacusa, Roraima, 3000 ft.) ; Selater, Cat.'B. Mus. xi. 

 p. 31G, 1886 (Roraima, Camacnsa, Bartica Grove) ; Quelcli, 

 Timehri (2) iv. p. 33-4, 1890 (Berbice River) ; Beebe, Our Search 

 for a Wilderness, p. 201, 1910 (Hoorie) ; Brabourne & Chubb, 

 B. S. Amer. i. p. -432, no. 4446, 1912 ; Beebe, Tropical Wild Life 

 in British Guiana, p. 137, 1907 (Bartica). 



"Green Bunyas" (Q^/^/c/i). 



Adult male. General colour of both tlie upper and under parts 

 yello^vish green, including the head and neck all round, back, 

 upper wing-coverts, breast, abdomen, and under ^ying-coyerts; 

 bastard-^ying, primary-coverts, and flight-quills black ^vith 

 bronze-green outer margins to the secondaries ; lower back, 

 rump, short upper tail-coverts, flanks, thigbs. and under tail- 

 coverts dark chestnut, the upper wing-coverts are irregularly 

 marked with the same colour, but somewhat paler ; long upper 

 tail-coverts bronze-green like the middle tail-feathers, the latter 

 blackish along the shafts ; remainder of tail bright yellow both 

 above and below. 



Total length 450 mm., culmeu 08, \ying 2G0, tail 173, 

 tarsus 47, middle toe and claw 47. 



The specimen from which the description is taken was collected 

 on the Ituribisi River in October 1908. 



Adult female. Similar in colour of plut)iage to the adult male, 

 but smaller in measurements. 



Total length 390 mm., culmen 59, wing 195, tail 145, tarsus 44, 

 middle toe and claw 44. 



The female described was collected on the Demerura Kiver. 



Breediny-season. Unknown in Biitish Guiana. 



jS^est. See Beebe, infra, p. 55.3. 



J'-^ygs. Undescribed from British Guiana. 



Range in British Guiana. Upper Takutu Mountains, Ituribisi 

 Piver, Demerara Kiver {McC'onnell collection) : Mount Koraima, 

 Kamarang Uiver, Bartica {W'liitelij) ; Upper Berbice Hiver 

 {^quelch). 



