TITYRA. 267 



of the exposed culmen. The hind toe and claw are nearly equal in 

 lenoth to the middle toe and claw. Coloration : male and female 

 only sliohtly different. 



524. Tityra cayana. 

 Cayenne Tityra. 



Lanius cayanus Linn. Syst. Nat. i. p. 137, 1766 (Cayenne). 



THyra cayana Cab. in Scliomb. Reis. Guian. iii. p. 697, 1848 ; Salvin, 

 Ibis, 1885, p. 301 (Bartica Grove, Camacusa, Merume Mts., 

 Korairaa 3500 £t.) ; Sclater, Cat. B. Brit. Mus. xiv. p. 328, 188S 

 (Camacusa, Bartica Grove, Roraima) ; Lloyd, Timehri (2) xi. p. 9, 

 1897 (nesting) ; Beebe, Our Search for a Wilderness, pp. 177, 179, 

 1910 (Hoorie River) ; Braboume & Chubb, B, S, Amer, i. p, 318, 

 no. 3200, 1912. 



" Black-tailed Tityra/' "■ Frog-birds" {Beele). 



Adult male. Head, sides of face, chin, npper wing-coverts, 

 flight-quills, and tail black, inner webs of flight-quills inclining 

 to whitish ; back, scapulars, innermost secondaries, upper tail- 

 coverts, breast, abdomen, under tail-covei'ts, and under wing- 

 coverts very pale ash-grey inclining to white on the throat and 

 axillaries ; outer edge of wing speckled with black and white j 

 under surface of tail black. 



Total length 205 mm., exposed culmen 24, wing 122, tail 73, 

 tarsus 24. 



The male described was collected on the Ituribisi River in 1909. 



Adult female. Differs from the' adult male in having the back, 

 scapulars, and upper tail-coverts darker grey with black shaft- 

 streaks to the feathers, the chin as well as the throat pure white ; 

 breast, abdomen, under tail-coverts, and under wing-coverts grey 

 with dark shaft-streaks to the feathers. Wing 115 mm. 



The specimen described was collected at Bartica in 1911. 



Breeding-season. December (C. A. Lloyd). 



Nest. It nests in holes of trees made by Woodpeckers 

 [Scliomhurgh) . Cf. Beebe, infra, p. 268. 



Eggs. Undescribed from British Guiana. 



Range in British Guiana. Mount Boraima, Upper Takutn 

 Mountains, Ituribisi Biver, Sui)enaam River, Mazaruni River, 

 Bartica, Bonasika River, Great Falls Demerara River {McConnell 

 collection) ; Mount Roraima, Merume Mountains, Kaniakusa, 

 Bartica {Wldtely) ; Iloorie River [Beebe). 



