of the District of Montreal, ^IjS 



iridescence, and irregularly barred with white ; space before the 

 orbits, remainder of the cheek and sides of neck, white, barred 

 with'dull black ; on the cheeks the white is tinged with yellow ; 

 interscapulary region and scapulars elegantly waved with fine 

 lines of black, reddish brown, and white, the last colour only met 

 with on the outermost of the short scapulars ; long scapulars half 

 velvet black, with a green reflection and half clove brown, bor- 

 dered on the outer vane with white, with shafts of the same co- 

 lour ; rump clove brown with cinereous margins, finely waved with 

 white ; tail coverts black, margined on the inner vanes with white ; 

 tail cuneiform ; the two long central feathers hair brown, the la- 

 teral ones cinereous, margined and tipped with white ; primaries 

 clove brown, pale in tint on the inner webs ; small wing coverts 

 crimson ; speculum velvet black, inferiorly green above, bordered 

 superiorly with black and internally with crimson white. 



Ventral aspect. Chin blackish brown spotted with white ; 

 upper part of throat cream colour, minutely spotted with black, 

 remainder of throat white, spotted black ; breast and sides red- 

 dish brown, with a shining grey gloss to the feathers ; belly, vent 

 and sides of the rump white ; femorals greyish white finely waved 

 with brown ; under tail coverts jet black , the centre ones brown 

 tipped with white. 



1st primary longest, the others graduated ; the longest scapu- 

 lar subequal to the 6th primary ; length 21^ inches ; alar expanse 

 32 inches ; length of bill from the frontal feathers 1 inch 8 lines. 

 In the female, the dorsal aspect is liver brown, edged and barred 

 with pale brown and white ; the bronzy green iridescence on the 

 head is wanting, and the tail is more rounded. 

 A, acuta. Pintail duck. 

 A, caudacula of Richardson ! 

 Dajlla acuta. Baird ! 



v.s.p. Bill livid with a black ridge ; legs and feet grey ; irides 

 reddish hazel ; eggs, 8 to 9, greenish blue. 



Dorsal aspect. Crown and front, with the occiput, umber brown, 

 with pure brown edging:^ ; cheeks and sides of the neck hair brown 

 with a lavender purple iridescence on the side of the neck below 

 the occiput; nuchal region blackish brown, divided from the hair 

 brown side of the neck by a white stripe, which runs up from the 

 lower half of the throat to near the occiput ; anterior part of tlie 

 back, interscapulary region, short scapulars and rump white, beau- 

 tifully waved with transverse lines of black ; long scapulars black- 



