DIQLOSSA. 



475 



648. Diglossa major. 



Greater Guit-guit. 



(Plate VIII. fig. 3.) 



Diglossa major Cab. in Schomb. Eeis. Guian. iii. p. 676, 1^48 (Mount 

 lioraima); Gray, Handl. B. i. p. 118, J 869; Sclater & Salvin, 

 Nomencl. Av. Neotrop. p. 15, 1873; Sclater, Ibis, 1875, p. 214; 

 Salvin, Ibis, 1885, p. 206 (Eoraima, 5000-6000 ft.); Sclater, 

 Cat. B. Brit. Mus. xi. p. 7, 1886 (Eoraima) ; Braboume & Cbubb, 

 B. S. Amer. i. p. 393, no. 4035, 1912. 



Adult female. General colour both above and below dark blue 

 with paler blue shaft-streaks to the feathers, many of the feathers 

 on the hiud-neck have the shafts extended into black hair-like 

 tips ; bastard-wing, greater upper wing-coverts, primary-coverts, 

 and Hight-quills black, paler on the edges of the inner webs and 

 blue along the margins of the outer ones of the last ; tail-feathers 

 black fringed with blue on the outer margins ; base of foreliead, 

 lores, feathers below the eye, ear-coverts, and chin black ; a 

 slightly indicated grey moustachial streak; under surface paler 

 than above and inclining to grey on the throat ; under tsiil- 

 coverts, some of the feathers on the outer margin of the wing 

 below, and two or three feathers on the middle of the breast 

 chestnut; axillaries and under wing-coverts silvery-grey, under 

 surface of flight-quills and lower aspect of tail blackish. " Bill 

 plumbeous ; feet horn-colour " (Cat. B. Brit. Mus.). 



Total length 169 mm., exposed culmeii 14, wing 84,, tail 77, 

 tarsus 25. 



The specimen described was collected at Mount Roraima by 

 Mr. McConnell in October 1898. 



Adult male. Similar to the adult female and difEering only in 

 the absence of the sinall chestnut spot on the breast. Wing 

 81 mm. 



Breedimj-neason. Unknown. 



Nest. Unrecorded. 



Eggs. Undescribed. 



Range confined to British Guiana. Mount Roraima {McConnell 

 collection) ; Mount Roraima (fVhiteli/). 



Habits. Schomburgk states (Reis. Guinn. iii. p. 676) that he 

 first met with this bird on the Roraima Mountains at an altitude 

 of 6000 feet, where it wandered through the bushes growing on 



