280 BIRDS OF BRITISH GUIANA. 



but the violence of its utterance makes the whole branch vibrate. 

 The male GoldbirJ is uniformly ashy or slate-coloured, slightly 

 darker aliove, very solitaire-like both in colour and size. The 

 female is distinguished by a shade of rufous on the wing-coverts 

 and the tips of the flight-feathers." 



The following note has also been copied from Beebe (Our Search 

 for a Wilderness, p. 3-42) : — " The Goldbirds, although the size 

 of large Thrushes, are absolutely indistinguishable in their garb 

 of didl brown in the shadowy mid-forest, neither descending to 

 the ground nor ascending to the sun-lit tree-to[)S." 



531. Lathria streptophora. 



PiXK-COLLARED PlHA. 



Lathria streptopliora Salvin»&Godman,Ibis, lS84,p. 44S,pl.xiv. (Koraima, 

 oOOO ft.) ; Salvin, Ibis, 18So, p. 303, 1S86, p. 502 (description of 

 female) ; Sclater, Cat. B. Brit. Mus. xiv. p. 3o2, 1888 (Twek-quev 

 :Mt.) ; Brabourne & Chubb, B. S. Amer. i. p. 317, no. 3239, 1912.' 



Adult male. General colour above and below dark slate-grey ; 

 flight-quills black, white on the margins of the inner webs towards 

 the base ; tail black, with orev edginjis to the outer webs of the 

 feathers; under tail-coverts and a collar that completely encircles 

 the neck rose-red ; throat and under surface slate-grey, but ]ialer 

 than on the upj)er {)arts, particularly on the al)douien; axillaries, 

 under wing-coverts, and inner edges of quills below pale ash- 

 grey, remainder of the quills below and lower aspect of tail 

 dark brown. 



Total length 222 mm., exposed cuhnen 21, wings 130, tail 91, 

 tarsus 21. 



The male described was collected at Mount Roraima by 

 Mr. McConnell during his expedition in October 1898. 



Adult female. Dilfers from the adult male in the absence of 

 red on the hind-neck and fore-neck and in having the under tail- 

 coverts chestnut. Wing ]23 mm. 



Breeding-season. Unknown. 



JSest, Unrecorded. 



Eggs. Un described. 



Range confined to British Gitiana. Mount Roraima {McConnell 

 collection) ; Mount Roraima and Twek-quey Mountains ( ir/rZ/t'/y). 



Habits. Unrecorded. 



