SSS • BIRDS OF BRITISH GUIANA. 



589. Hylocichla fuscescens. 

 Wilson's Thrush. 



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

 (Pennsj'lvania) ; Seebohm, Cat. B. Brit. Mus. v. p. 203, 1881; 

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



HylocicJila fuscescens Brabourne & Chubb, B. S. Amer. i. p. 3-17, 

 no. 3550, 1912. 



Adult. General colour o£ the upper surface, includino- the top 

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

 flight-quills dark brown marked with M'hite at tlie base ; lores 

 greyish white; sides of face and fore-neck isabelline-l)uff witli 

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

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

 olive-giey ; axillaries white becoming grey at the ti[)s; under 

 wing-coverts white, more or less mixed witli brown, the greater 

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

 white at the base ; lower as[)ect of tail greyish brown. 



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

 tarsus 41; 



The 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. AVhitely collected a si)ecimen 

 however at Kamakusa in A])ril. 



J^ange in Britisli (tu'uuui. Kamakusa {Jlliitel//). 



Extralimital Bange. North Brazil and. Colombia in South 

 America, Central America, and a portion of the A\'est India 

 Islands, and north to the United (States and Canada. 



Habits. Unrecorded in British Guiana, 



51)0. Hylocichla alicise. 

 Grey-cheeked Thrush. 



Tiirdus aliciw Baird in Baird, Cassin, and Lawrence, B. N. Amer. 

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

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

 (Camacusa, Bartica Grove). 



Hylocichla olicice 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, includino- 

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



