of the District of MontreaL 177 



the tip ; tongue cartilaginous and bifid ; 2nd and 3rd piimaries 

 longest ; outer toes connected at the base. Prevailing dorsal tint 

 olivaceous green, whence the familiar appellation " Greenlet." 

 V. Jlavifrons. Yellow-throated Greenlet. 

 V, (^Lanivireo,) flavifrons. Baird ! 



v.s.p. Bill, tarsi, and feet greyish-blue ; irides hazel ; eggs 4, 

 white, mottled with light and dark brown at the larger ends. 



Dorsal aspect. Crown, and nape of neck olive ; scapulars and 

 dorsal region dark ash colour almost slate ; greater and smaller 

 coverts edged and tipped with white on the outer vanes, causing 

 an appearance of two bars of that colour ; primaries and secon- 

 daries clove brown, edged with olive which verges to white on the 

 outer vanes, and tipped with white on the inner vanes of all ex- 

 cept the three last secondaries ; tail of 12 feathers, round, clove 

 brown, with the three outer feathers edged with white on both 

 sides, and the centre feathers invariably edged with brownish- 

 white on their outer vanes. 



Ventral aspect. A yellow streak round the orbits, intersected 

 anteriorly by a streak of dark olive passing from the base of the 

 bill ; chin, throat, and upper part of the breast, bright yellow, al- 

 most king's yellow, changing to olive on the sides of the breast, 

 and below the shoulders, and assuming an ashy tint on the flanks ; 

 belly, vent, wing and tail coverts white. 



2nd and 3rd primaries subequal and longest; 1st and 4th sub- 

 equal. Length 5j inches ; alar breadth 9 inches. 



V. olivaceus. Red-eyed Greenlet. 

 Muscicapa olivacea of Wilson ! 

 M. altiloqua of Viellot ! 



Vireo (vireosylvea) olivaceus. Linn.! Viel.! Baird ! 

 v.s.p. Upper mandibles blackish-brown ; lower one pale ; 

 claAvs pale with a black lateral streak ; middle one with a salient 

 inner ridge, all of them much compressed ; irides red in the adult, 

 hazel in the young birds ; eggs 3 to 4, white, mottled with light 

 and dark brown. 



Dorsal aspect. Crown of head ash colour, with a lateral mar- 

 gin over the eyes of a darker tint, a streak of white above the eye, 

 and a faint streak of grey from the angle of the mouth to the 

 auriculars; neck, back, rump, and scapulars olivaceous green; 

 primaries, secondaries, and tail light brown, with their outer 

 vanes edged with olive green and their inner ones with white. 

 Can. Nat. 12 Vol. VII 



