SPIZELLA.—ZONOTRICHIA, 273 
Spizella pallida (Swatns.). 
Spizella pallida, Baird, Brewer & Ridgw. N. Amer. Birds, ii. p. 11 
(1874) ; Coues, Birds N.- West, p. 148 (1874); Ridgw. Birds North 
§& Middle Amer. i. p. 824 (1901) ; Sharpe, Hand-l. v. p. 807 (1909). 
Spizella pusio, Sharpe, Cat. Birds B. M. xii. p. 666 (1888) ; Nehrk. Kat, 
Frersammil. p. 115 (1899). 
Three eggs of the Clay-coloured Sparrow closely resemble those 
of S. socialis. They measure respectively : -64 by -5; ‘64 by -49; 
"71 by “52. 
1. North America (Smiths. Inst.). Salvin-Godman Coll. 
2. Wisconsin, U.S.A. W. Radcliffe Saunders, Esq. 
pap 
Spizella breweri, Cassin. 
(Plate XII. fig. 14.) 
Spizella pallida, var. breweri, Baird, Brewer § Ridgw. N. Amer. Birds, ii. 
p- 13 (1874); Cowes, Birds N.- West, p. 151 (1874). 
Spizella brewer, Bendire, Proc. Bost. Soc. N. H. xix. p. 119 (1877); 
Salv. §& Godm. Biol. Centr.-Amer., Aves, i. p. 379 (1886); Sharpe, 
Cat. Birds B. M. xii. p. 668 (1888); Nehrk. Kat. Eversamml. 
p- 115 (1899); Ridgw. Birds North § Middle Amer. i. p. 327 
(1901) ; Sharpe, Hand-l. v. p. 308 (1909). 
The eggs of Brewer’s Sparrow do not appear to differ in any 
respect from those of S. socialis, Four examples measure °63 
by °48. 
3. North America (Henshaw Coll.). Salvin-Godman Coll. 
1. Eagle Lake, California, 5th July Salvin-Godman Coll. 
(H. W. Henshaw). 
Genus ZONOTRICHIA, Swains. 
Zonotrichia leucophrys (Forster). 
Frirgilla leucophrys, Thien. Fortpflanz. ges. Vog. p. 395, tab. xxxiv. 
tig. 2, a—c (1845-04), 
Zonotrichia leucophrys, Baird, Brewer § Ridgw. N. Amer. Birds, i. 
p. 566 (1874); Sharpe, Cat. Birds B. M. xii. p. 603 (1888) [part.]; 
Sharpe, Hand-l, v. p. 308 (1909). 
Zonotrichia leucophrys leucophrys, Ridgw. Birds North § Middle 
Amer. i, p. 356 (1901). 
Eggs of the White-crowned Sparrow are of a broad oval shape 
and moderately glossy. ‘They are pale greenish-white, mottled with 
brick-red and some underlying grey spots. The density of the 
markings varies considerably, some eggs having the ground-colour 
almost entirely concealed, whereas in others it is plainly- visible, 
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