562 BIRDS OF BRITISH GUIANA. 



■with yellowish white tips to the feathers j lower aspect of tail 

 similar to its upper surface; hind-neck and mantle fawn-colour ; 

 upper back black with whitish or smoke-brown margins to the 

 feathers; scapulars white, tinged with pale ochre and grey like 

 the lower back, rump, and upper tail-coverts ; upper wing-coverts, 

 bastard-wing, primary-coverts, and flight-quills black with pale 

 edgings to the feathers ; tail blackish with pale brown margins, 

 chiefly at the tips of the feathers. 



Total length 169 mm., exposed culmen 15, wing 95, tail 64, 

 tarsus 27, middle toe and claw 28. 



Adult female. Differs from the adult male in being straw- 

 colour on the upper surface, with blackish centres to the feathers 

 on the head, back, wings, upper tail-coverts, and tail ; lores 

 whitish; sides of face pale yellowish buff; throat yellowish 

 white ; remainder of the under surface lemon-yellow, with a 

 tinge of buff on the fore-neck and blackish shaft-streaks on the 

 sides of the body, thighs, and under tail-coverts ; axillaries, 

 under wing-coverts, and inner margins of quills below yellowish 

 white ; outer margin of wing below dotted with pale brown ; 

 remainder of quill-lining greyish brown ; lower aspect of tail 

 similar. Wing 88 mm. 



This species is not represented in the McConnell collection, 

 and the specimens described are in the British Museum. ■ The 

 male was collected at Merida, Venezuela, and the female from 

 Kamakusa, the latter was collected by the late Henry Whitely, 

 Salvin-Godman collection. 



Mr. J. J.,Quelch (Timehri (2) x. p. 263, 1896), writing 

 on the migratory birds in British Gaiana, remarks : — " More 

 special examples of migrants are to be found in the ' Bob-o'iink ' 

 or 'Small Rice-birds,' etc." 



This species breeds in North America — see A. 0. U. Oheck-list 

 North American Birds, p. 231, 1910 — and winters only in South 

 America. 



Mange in British Guiana. Kamakusa (Whitely). 



Eietralimital Range, South America generally to Bolivia and 

 Paraguay. 



Habits. Unrecorded in British Guiana. 



