of the District of Montreal, iSf 



white, the latter bordered with black on the outer vanes ; specu- 

 lum white, crossed with black; primaries blackish brown. 



Ventral aspect. Chin and upper part of the throat to the white 

 collar, velvet black ; breast chesnul brown, the feathers margined 

 with black ; belly, vent, and tail coverts, white ; sides, flanks, 

 and sides of the rump, white, elegantly waved with zigzag lines 

 of black. 



1st primary longest; length 25^ inches; alar expanse 32 

 inches ; length of bill from the frontal feathers 2 inches 4 lines. 

 The female differs very little from the male. 



M. cucuUatus. Hooded Merganser, 

 Lophodytes cucuUatus. Baird ! 



v.s.p. Bill, legs and feet, blackish red ; irides- red ; eggs 6, 

 white. 



Dorsal aspect. Frontlet, crown of the head, blackish brown ; 

 occipital crest large, white tipped with blackish green, the white 

 coming behind the orbit, and forming a triangular space, the apex 

 of which is the eye ; sides of the neck, nuchal region, and short 

 scapulars, black, with a deep sea green iridescence ; long scapu- 

 lars sea green black, with a stripe of white ; rump and intersca- 

 pulary region brownish black ; tail coverts blackish brown, edged 

 with brown ; tail long, brownish black ; shoulders with two broad 

 bars of black and white; primaries clove brown, paler on the 

 inner webs ; small wing coverts cinereous ; great wing coverts 

 grey ; speculum white, with two black bars, 



Vential aspect. Chin and throat blackish green ; breast, belly, 

 and vent, white ; sides and flanks chesnut brown, waved with 

 black ; sides of rump brown ; tail coverts greyish white, sprinkled 

 with brown. 



2nd primary longest; 1st longer than the 3rd; length 21^ 

 inches ; alar expanse 28 inches ; length of bill from the frontal 

 feathers 1 inch 11 hnes. 



M. Merganser, Gooseander. 

 M. castor of Gmelin, Latham, and Finch ! ! ! 

 Mergus Americanus. Baird ! 

 v.s.p. Bill black on the ridge, vermillion on the sides, and 

 horn colour on the tip ; legs vermillion colour ; irides red ; eggs 

 10 to 14, white. 



Dorsal aspect. Head and upper part of the neck blackish 

 green, with a purplish green on the cheeks and a verditer green 



