150 TUROS OF BRITISH GUIAXA. 



head, sides of face, back, upper tail-coverts, and lesser upper wing- 

 coverts, dark green with a slate-colour tinge on the head ; median 

 and greater upper wing-coverts fringed with greenish-yellow on 

 the outer webs ; bastard-wing and priinary-covcrts blackish ; 

 primarv and secondary quills blackish fringed with green on the 

 outer webs and whitish on the inner ones ; tail also blackish 

 fringed with green on the outer webs of the feathers ; the under 

 surface for the most part ash-grey with a greeni'^h tinge and more 

 or less yellow on the abdomen; under wing-coverts whitish, quill- 

 lining dark brown with pale inner edges ; lower aspect of tail dark 

 brown with white shafts to the featheis. 



Total length 125 mm., exposed culmen 14, wing 07, tail 54, 

 tarsus 18. 



The male described was collected at Bartica in 1012. 



Adult female. Similar to the adult male. AVino; 05 mm. 



Breedina-season . Unknown . 



Sest. Unrecorded. 



Eggs. Undescribed. 



Range confined to British Guiana. Tturibisi River, Supenaam 

 River, Bartica, Anarica River, Arawai River, (Ireat Falls Demerara 

 River, Arwye Creek {McConnell collection) ; Mount lioraima, 

 Merume Mountains, I Kamarang River, Kamakusa, Bartica 

 ( Whifelf/). 



Habits. Unrecorded. 



447. Rhynchocyclus poliocephalus inquisitor. 

 Sclater's Flat-bill. 



lihyncliocychin poliocephalus sclafe)'/'- Hellmavr, Yerh. Ges. Wlen, liii. 



p. 207 (part), 1903 (Barra do Rio Negro'); Brabourne & Chubb, 



B. S. Auier. i. p. 272, no. 27G7, 1912. 

 Bliijncliocyclus megacephalus (nee Swains.) Sclater, Cat. B. Brit. ]\[us. 



xiv. p. 170 (part), 1888 (Merume Mts., -Kamarang River). 

 Rhynchocyclus poliocephcihis inquisitor Chubb, Bull. Brit. Oni. Club, 



xL p. 108, March 1920 (Bartica). 



Adnlt male. General colour above dark olive-green including 

 the head, back, tail, and lesser upper wing-coverts ; median and 

 greater upj)er wing-coverts dark brown with yellowish tips to the 

 former and outer margins of the latter ; bastard-wing and primary- 

 coverts dark brown ; primary and secondary quills also dark 

 brown, the outer webs narrowlv edg-ed with olive-green and mar- 

 gined ivith -grey on the inner we'is ; tail-feathers dark brown 



