388 BIEDS OF BRITISH GUIANA. 



589. Hylocichla fuscescens. 



Wilson's Thrush. 



Turdus fuscescens Stephens in Shaw's Gen. Zool. x. p. 182, 1817 

 (Pennsylvania); Seebohm, Cat. B. Brit. Mus. v. p. 203, 1881; 

 Salvin, Ibis, 1885, p. 196 (Camacusa, April 12th). 



Hylocichla fuscescens Brabourne & Chubb, B. S. Amer. i. p. 347, 

 no. 3550, 1912. 



Adult. G-eneral colour of the upper surface, including the top 

 of the head, back, wings, and tail, pale fulvous ; inner webs of 

 flight-quills dark brown marked with white at the base ; lores 

 greyish white ; sides of face and fore-neck isabelline-buff with 

 dark markings which assume the form of streaks or rounded spots ; 

 throat, abdomen, and under tail-coverts dull white; sides of body 

 olive-grey ; axillaries white becoming grey at thfe tips ; under 

 Aving-coverts white, more or less mixed with brown, the greater 

 series and under surface of flight-quills hair-brown, the latter 

 white at the base ; lower aspect of tail greyish brown. 



Total length 170 mm., exposed culmen 13, wing 98, tail 71, 

 tarsus 41. 



Tlie exact locality in British Guiana, of the bird described, is 

 unknown. 



This species breeds in North America and is only known as a 

 winter visitor in British Guiana. Whitely collected a specimen 

 however at Kamakusa in April. 



Bange in Brituli Guiana. Kamakusa (^Wliitely). 



Extralimital Range. North Brazil and Colombia in South 

 America, Central America, and a portion of the , West India 

 Islands, and north to the United States and Canada. 



Habits. Unrecorded in British Guiana. 



590. HylocicMa alicise. 



Grey-cheeked Thrush. 



Turdus alioicB Bau'd in Baii-d, Cassin, and Lawi-ence, B. N. Amer. 



p. 217, pi. 81, fig. 2, 1858 (West Northfield, Illinois) ; Seebohm, 



Cat. B. Brit. Mus. v. p. 202, 1881; Salvin, Ibis, 1885, p. 197 



(Camacusa, Bartica Grove). 

 HylocicMa alicim Brabourne & Chubb, B. S. Amer. i. p. 347, no. 3551, 



1912 ; Beebe, Tropical Wild Life in British Guiana, p. 135, 1917 



(Bartica). 



Adult male. General colour of the upper surface olive, including 

 the top of the head, back, wings, and tail ; inner webs of flight- 



