ERIONOTTIS. 19 



Eggs. The eggs of this species in the British Museum are of an 

 extremely narrow oval form, and moderately glossy. They are 

 creamy white, mottled, more densely at the broad end than else- 

 where, -with reddish brown and lilac. Two examples measure 

 respectively: 1-04 by 0*65, 108 by 0-65 {fide Gates, Cat, Birds' 

 Eggs Brit. Mus. iii. p. 167). 



Range in British Guiana. Upper Takutu Mountains, Tturibisi 

 River, Bartica, Kamakabra River, Bonasika River, Abary River, 

 Arwye Creek, Tiger Creek Essequibo River, Great Falls Deme- 

 rara River {McConnell collection) ; Bartica, Kamakusa, Takutu 

 River ( Whitely). 



Extralimital Range. Surinam (PenarcC), Northern Brazil, East 

 Peru. 



Habits. According to Schomburgk (Reis. Guian. iii. p. 687) 

 this bird is common in the woods near the coast, where it enlivens 

 the low bush. 



353. Erionotus insig'nis. 



ROBAIMA BuSH-ShEIKE. 



Thamnophilus insignis Salvin & Grodman, Ibis, 1884, p. 450 (Mt. 

 Eoraima) ; Salvin, Ibis, 1885, p. 424 (Eoraima, 5000 ft.) ; Sclater, 

 Cat. B. Brit. Mus. xv. p. 199, pi. xiii., 1890 (Eoraima) ; Brabourne 

 & Chubb, B. S. Amer. i. p. 190, no. 1891, 1912. 



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

 crown of head including the crest black ; upper back black with 

 subterminal white spots on the feathers, like those on the hind- 

 neck ; wings also black, the feathers tipped or edged with white ; 

 upper tail-coverts and tail black tipped with white, the outer pair 

 of tail-feathers having a white spot on the outer webs ; the quills 

 bordered on the outer web and edged on the inner web with 

 white ; the under wing-coverts grey tipped with white. 



Total length 155 mm., exposed culmen 17, wing 76, tail 66, 

 tarsus 25. 



Adult female. Differs from the adult male in having an occipital 

 crest of maroon-chestnut, the forehead black with grey and white 

 tips to the feathers. Wing 76 mni. 



The birds described were collected by Mr. McConnell on 

 Mount Roraima in October 1898. 



Breeding-season. Unknown in British Guiana. 



Nest. Unrecorded in British Guiana. 



Eggs. Undescribed from British Guiana. 



