ZONOTIlirillA. BRACllYSl'IZA. 275 



Zonotrichia albicollis ( Gmel.). 



Zonotriohia albicollis, Baird, Brewer fy Ridgw. N. Amer. Birds, i. p. 574 

 (1874); Coues, Birds N.-West, p. 161 (1874); Sharpe, Cat. Birds 

 B. M. xii. p. 598 (1888); Nehrk. Kat. Eiersamml. p. 114 (1899); 

 Ridgw. Birds North fy Middle Amer. i. p. 343 (1901); Sharpe, 

 Hand-l. v. p. 309 (1909). 



The eggs of the White-throated Sparrow resemble those of 

 Z. leueophrys. They measure from '75 to '35 in length, and from 

 6 to -63 in breadth. 



4. North America (Smiths. Inst.}. Salvin-Godman Coll. 



2. North America (Henshaw Coll.}. Salvin-Godman Coll. 



1. North America (Tristram Coll.). Crowley Bequest. 



2. North America (J. J. Audubon : Crowley Bequest. 



Tristram Coll.). 



4. Charlottetown, Prince Edward I., Crowley Bequest. 



New Brunswick, 7th June. 



1. North Conway, New Hampshire, W. Radcliffe Saunders, Esq. 



30th May. [P.]. 



4. East Wallingford, Vermont, 3rd W. Radcliffe Saunders, Esq. 



June ( Wyait Kent). [P.]. 



Genus BRACHYSPIZA, llidgw. 

 Brachyspiza pileata (Bodd.). 



Emberiza matutiua, d'Orbigny, Voy. dans VAmer. Merid. iv. pi. 47. 



fig. 3 (1835-44). 

 Fringilla matutina, Thien. Fortpflanz. ges. Voy. p. 397, tab. xxxiv. 



tigs. 10, a, b (1845-54). 

 Zonotrichia pileata, Scl. Sf Salv. Ibis, 1859, p. 18; iid., P. Z. S. 1879, 



p. 507 ; Dalgleish, Proc. R. Phys. Soc. Edinb. vi. p. 246 (1880-1) ; 



Salv. $ Godm. Biol. Centr.-Amer., Aves, i. p. 370 (1886) ; Scl. Sf 



Huds. Argent. Orn. i. p. 58 (1888); Sharpe, Cat. Birds B.M. 



xii. p. 610 (1888) ; James, New List Chilian Birds, p. 2 (1892) ; 



Holland, Ibis, 1892, p. 197; Aplln, Ibis, 1894, p. 169; Lane, Ibis, 



1897, p. 20; Nehrk. Kat. Eiersamml. p. 114 (1899); Gosse, in 



Fitzgerald's Highest Andes, App. C, p. 348 (1899) ; Sharpe, Hand-l. 



v. p. 309 (1909). 

 Zonotrichia capensis, Euler, Rev. Mus. Paulista, iv. p. 27 (1900) ; 



Ihering, Rev. Mus. Paulista, iv. p. 214 (1900). 

 Brachyspiza capensis peruviana, Ridyiv. Birds North 8f Middle Amer. i. 



p. 347 (1901). 



The eggs of the Chingolo Song-Sparrow resemble those laid by 

 the species of the genus Zonotrichia. The ground-colour varies from 

 bluish- or greenish-white to a pale blue. The markings are dull 

 brick-red and vary considerably. Some eggs are only very faintly 

 speckled, while others are thickly covered with spots and blotches 

 which cover more than half the shell, and between these two types 

 there are numerous intermediate forms. Many specimens are fairly 

 evenly marked all over, others have the markings more thickly 

 disposed at the broad end, where they form a zone or cap. Many 



