SPIZELIA. 



271 



The eggs of the Chipping Sparrow are of a pointed oval shape and 

 moderately glossy. Tliey are greenish-blue, spotted and blotched, 

 almost entirely at the broad end, with dark purplish-brown or 

 black, and lilac-grey or pinkish-brown. The markings are sparse 

 and small in size and rarely extend to the smaller half of the egg. 

 Specimens measure from -6 to -72 in length, and from -5 to -55 in 

 breadth. 



4. North America. 



4. North America (Smiths. Inst.). 



4. Fort Simpson. 



4. Fort Simpson. 



4. Fort Simpson. 



2. Fovt Resolution, Great Slave 



Lake {B. M. Ross : Smitlis. 

 Inst..). 



5. Bangor, Maine, 20th May {T. 



Bailey). 

 4. New York [D. G. Elliot: 

 Tristram Coll.^. 



6. Masaachusstts (Henshaw Coll.). 

 4. Massachusetts (T. M. Brewer: 



Tristram Coll.). 



3. West Newbury, Massachusetts, 



28th May. 



3. Chester Co., Pennsylvania ( C. J. 



Pennonk). 



4. West Chpster Co., Pennsylvania, 



10th June. 

 2. Good Ground, Long Island (C. B. 

 Lowe). 



Gould Coll. 

 Salviri-Godman Ooll. 

 B. R. Ross, Esq. [P.]. 

 B. R. Ross, Esq. I P.J. 

 B. R. Ross, Esq. [P.]. 

 Salvin-Godraan Coll. 



VV. Radcliffp. Saunders, Esq. 



[P.]. 

 Crowley Bequest. 



Salvin-Godman Coll. 

 Crowley Bequest. 



W. RadelifFe Saunders, Esq. 



[P.]. 

 Princeton University, N. J. 



[E.]. 

 Crowley Bequest. 



Princeton University, N. J. 



[E.]. 



Spizella mexicana. Nelson. 



Spizella socialis mexicana, Ridgw. Birds North ^ Middle Amer. i. p. 313 



(1901), 

 Spizella mexicana, Sliarpe, Hand-l. v. p. 306 (1909). 



Eggs of the Mexican Chipping Sparrow are indistinguishable from 

 those of S. socialis. They measure respectively -69 by -5 and -72 

 by -51. 



1. Mexico. Gould Coll. 



1. Mexico. Salvin-Godman Coll. 



Spizella arizous, 



(Plate XII. fig. 10). 



Spizella socialis, Sharps, Cat. Birds B. M. xii. p. 660 (1888) [part.]. 

 Spizella socialis arizonse, Ridgw. Birds North (y Middle Amer. i. p. 315 



(1901). . 

 Spizella arizonse, Sharpe, Hand-l. v. p. 307 (1909]. 



Eggs of the Western Chipping Sparrow are perfectly similar to 

 those of S. socialis. They measure from -63 to "71 in length, and 

 from '5 to '53 in breadth. 



