236 FALCONID^. 



The majority of the eggs of the American Harrier, or Marsh-Hawk, 

 are plain bluish white ; a few are marked with small blotches of 

 pale brown. They measure from ! 7 to 1*95 in length, and from 

 1-4 to 1-45 in breadth. 



2. North America (W. Wood: Smiths. Salvin-Godman Coll. 



Inst,). 



1. North America (Smiths. Inst.). Salvin-Godman Coll. 



4. North America (Field Coll.). Crowley Bequest. 



5. Fort Yukon, Alaska ( J. Lockhart : Salvin-Godman Coll. 



Henshaw Coll.). 



1. Fort Simpson, Mackenzie River B. R. Ross, Esq. [P.]. 

 District. 



3. Iowa, U.S.A. Crowley Bequest. 



Circus cinereus, Vieill. 



Circus cinereus, Sharpe, Cat. Birds B. M. i. p. 56 (1874) ; Set. fy Huds. 

 Argent. Orn. ii. p. 57 (1889) ; Holland, Ibis, 1892, p. 203; Sharpe, 

 Hand-l. i. p. 245 (1899) ; von Ihering, Rev. Mus. Paulista, iv. p. 270 

 (1900). 



The eggs of the Cinereous Harrier are pale bluish white. Five 

 examples measure respectively: 1'75 by 1'35; 1/73 by 1*31; 1*72 

 by 1-37; 1-71 by 1'37; 1'75 by 1-4. 



1. Chile. Crowley Bequest. 



4. Argentine Republic, Nov. A. H. Holland, Esq. [C.J. 



Circus spilonotus, Kawp. 



Circus spilonotus, Sharpe, Cat. Birds B. M. i. p. 58 (1874); Tacz. Faune 

 Orn. Siber. Orient, p. 112 (1891) ; Sharpe, Hand-l. i. p. 245 (1899) : 

 Nehrk. Kat. Eiersamml. p. 3 (1899). 



The eggs of Kaup's Harrier are white with a very faint tinge of 

 blue. They measure from 1-8 to 1/95 in length, and from 1-35 to 

 1/5 in breadth. 



5. Amur-land, 7th June (Field Coll.). Crowley Bequest. 

 2. Amur-land. Crowley Bequest. 



1. Amur-land. Crowley Bequest. 



Circus macroscelis, A. Newton. 



Circus macroscelis, Sharpe, Cat. Birds B. M. i. p. 73 (1874) ; id. Hand-l. 



i. p. 245 (1899). 

 Circus maillardi, var. macrosceles, Milne-Edwards fy Grandidier, Hist. 



Nat. Madag., Ois. i. p. 90 (1879). 



The sole egg of the Madagascar Harrier in the Collection is 

 white faintly tinged with blue, and measures 2-01 by 1/48. 



1. Madagascar. Crowley Bequest. 



