of the District of Montreal. 293 



Dorsal and ventral aspects. Prussian blue, with purplish steel 

 reflections ; tail furcate, and as well as the wings sooty brown. 



1st primary longest Length 9 inches ; alar breadth 16j inches. 

 The female is greyish on the ventral aspect, and with the young 

 bird of the first moult is altogether not nearly as brilliant in ap- 

 pearance. 



H. rufa. The Bam Swallow. 



H. Americana. Wilson ! 



H. horreorum. Barton ! Baird ! 



v.s.p. Bill black ; legs and feet purplish black ; irides hazel ; 

 eggs 4, white spotted brown. 



Dorsal aspect like the last ; frontlet ferruginous. 



Ventral aspect. Throat ferruginous ; breast covered by a pur- 

 ple band ; belly, vent, wing and tail coverts of a pale ferruginous 

 tint 



Tail deeply furcate ; lateral feathers twice as long as the centre 

 ones, and all spotted with white on their inner webs, presenting a 

 orescentic band which is most conspicuous on the lower surface ; 

 wings and tail feathers brownish black ; 1st primary longest. 

 Length 6j inches; alar breadth 12 J inches. The female has the 

 belly and vent rufous white. 



H. bicolor. White-bellied Swallow. 

 H. viridis. Wilson! 



v.s.p. Bill, legs and feet blackish ; irides hazel ; eggs 4 to 5, 

 white. 



Dorsal aspect. Blue, with purple reflections. 



Ventral aspect. White, inclining to greyish on the flanks. 

 tail subfurcate; wings sooty brown. 



1st primary longest. Length 5 J- inches; alar expanse 11 inches. 

 The female and young resemble the male. 

 H.fulva, CliflF Swallow. 

 H. lunifrons. Say ! Baird ! 



D.c. "Blue black ; beneath brownish white ; throat and rump 

 ferruginous ; front with a paler semilunar band ; tail even ; tail 

 coverts pale yellowish red; wings and tail brownish black. 

 Length 5^ inches ; alar extent 12 inches." — (Nuttall). 

 Genus Caprimulgus. 



Gen. char. Bill slender, short, depressed, and cleft beyond the 

 eyes; upper mandible generally furnished with long bristles; 

 slightly hooked ; nostrils basal, wide, more than half closed by a 



