266 FRINGILL1D.E. 



The eggs of Cassin's Sparrow are of a regular oval form, 

 moderately glossy, and plain white. They measure from '68 to '79 

 in length, and from '54 to -6 in breadth. 



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



1. North America, 20th Mav. W. Radcliffe Saimders, Esq. 



[P.I. 

 3. Texas, April. W. Radcliffe Saunders, Esq. 



[P.]. 



Genus AMPHISPIZA, Cows. 



Amphispiza bilineata (Cassin). 



Poospiza bilineata, Heermann, Rep. Pacif. R. R. Surv. x. pt. iv. p. 14 



(1859) [part; San Antonio, Texas] ; Baird, Brewer 8f Ridgw. N. 



Amer. Birds, \. p. 590 (1874) [part.]. 

 Amphispiza bilineata, Salv. fy Godm. Biol. Centr.-Amer., Aves, i. p. 367 



(1886); Sharpe, Cat. Birds B. M. xii. p. 628 (1888) [part.]: id. 



Hand-l. v. p. 300 (1909). 

 Amphispiza bilineata bilineata, Ridgw. Birds North fy Middle Amer. i. 



p. 263 (1901). 



Three eggs of the Black-throated Sparrow are of a regular oval 

 shape, very glossy, and plain white. They measure from -65 to -73 

 in length, and from %52 to '55 in breadth. 



1 . Rio Madeira, Texas (A. L. Heer- Crowley Bequest. 



mann : Tristram Coll.] 



3. Rockport, Texas, May. W. Radcliffe Saunders, Esq. 



[P.]. 



Amphispiza deserticola, Ridgw. 



Poospiza bilineata, Henshaw, Rep. Wheeler's Surv. v. p. 274 (1875). 

 Amphispiza bilineata deserticola, Ridgw. Birds North fy Middle Amer. i. 



p. 265 (1901). 

 Amphispiza deserticola, Shai'pe, Hand-l. v. p. 300 (1909). 



Three eggs of the Desert Sparrow are of a rather broad oval 

 form, distinctly glossy, and plain bluish-white. They measure 

 respectively : *7 by -58 ; '71 by -57 ; '71 by -57. 



3. Arizona (H. W. Henshaw). Salvin-Godman Cell. 



Amphispiza belli (Cassin). 

 (Plate XII. fig. 17.) 



Amphispiza belli, Sharpe, Cat. Birds B. M. xii. p. 629 (1888) ; id. 



Hand-l. v. p. 300 (1909). 

 Amphispiza belli belli, Ridgw. Birds North $ Middle Amer. i. p. 267 



(1901). 



Four eggs of Bell's Sparrow are of a regular oval shape and 



