28 BIRDS OF BRITISH GUIANA. 



the breast and sides of the body ; under wing-coverts and inner 

 edges of the quills white. 



Total length 90 mm., exposed culmen 15, wing 58, tail 25, 

 tarsus 16. 



Adult female. Differs from the adult male in having the crown 

 of the head and hind-neck bright rufous, streaked with black on 

 the occiput and hind-neck, becoming paler on the sides of the face, 

 much paler and inclining to white on the throat; remainder of 

 the under surface almost uniform dull white. Exposed culmen 

 14 mm., wing 49. 



The male and female described were collected on the Supenaam 

 River. 



Breeding-season. Unknown in British Guiana. 



Nest. Unrecorded in British Guiana. 



Eggs. Undescribed from British Guiana. 



Range in British Guiana. Ituribisi River, Supenaam River, 

 Kamakabra River, BonasiUa River, Makauria River, Great Falls 

 Demerara River, Arawai River, Anarica River {McConnell collec- 

 tion) ; Kamakusa, Kamarang River, Takutu River ( Whitely). 



Extralimital Range. Surinam {Gmelin, Penard), Cayenne 

 {British Museum)^ Venezuela. 



Habits. Schomburgk states (Reis. Guian. iii. p. 688) that this 

 bird lives in the low brush on the outskirts of the woods, in the 

 fields cultivated by the natives, and in the neighbourhood of 

 rivers. 



Genus RHOPIAS Cab. & Hein. 



Rhopias Cabanis & Heine, Mas. Ht-in. ii. p. 13, IS.jQ. Type Ji.guhiris 

 (Splx). 



Fig. 14. — Shop/as f/ularis. 

 The members of this genus are distinguished at sight in having 



