of the District of Montreal, 353 



1st priraary longest, the others graduated. Length lOj inches; 

 alar expanse 20 inches. In the summer plumage the ventral as- 

 pect is black. 



C. vociferiis. Kildeer Plover. 

 Aegialitis (^Oxyechus) vociferiis. Baird! 



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

 eyelids scarlet ; eggs 4, yellowish cream colour, spotted with 

 black. 



Dorsal aspect. Frontlet, round the eye, and spot above 

 the auriculars white; front of crown black; remainder of crown, 

 auriculars and dorsal region, including the wing coverts, olive 

 gi-ey ; nape of neck forming a part of the collar, white ; rump and 

 tail coverts tawny ; primaries blacki>h brown, white on most of 

 of the inner vanes, with a streak of the same colour close to the 

 shafts, on the outer vanes about i their length ; lower row of the 

 greater wing coverts tipped with white ; the lateral feathers wholly 

 white, with 5 rudimentary blackish brown bars which are imper- 

 fectly cariied on to the vanes of the second feather. 



Ventral aspect. Streak from the angle of the mouth to the 

 auriculars blackish brown ; collar including the chin white ; belt 

 on the breast black, intersected by a narrow white streak; all the 

 other parts white including the wing and tail coverts ; tail sub- 

 rotund, the feathers accuminate. 



1st prim.iry longest, the others graduated ; one of the axil- 

 lary feathers as long as the 3rd primary. Leno-th 10 inches* 

 alar expanse 19j inches. A very elegant bird. 



C.semipalmatus. Semipalmated Ring Plover. 



Tringa hiaticula of Wilson. 



Aegialitis semipalmatus. Baird! 

 v.s.p. Bill orange at base, black towards the tips ; leo-s and 

 feet yellow ; irides dark hazel ; eggs 4, dark coloured, spotted 

 with black. 



Dorsal aspect. Fore part of the crown black, with a crescent 

 of white immediately over the frontlet feathers ; a spot below the 

 eye white; streak from nostrils below the eye to the auriculars 

 black; back part of the crown, and the whole dorsal reo-ion, in- 

 cluding the wing coverts, dark-olive grey ; rump and tail coverts 

 paler; the lower row of the great wing coverts tipped with white ; 

 primaries brownish black, broadly edged with white on the inner 

 vanes, and extending itself into a streak along the shafts on the 

 Can. Nat. 23 Vol. VII. 



