248 



SINGING BIKUS — OSCINES. 



This species is very abundant in Southern Arizona, where its habits are 

 much like those of P. Ahcrtii. The eggs resemble those of P. fusca. 



Pipilo albigula, Baird. 

 THE WHITE-THROATED TOWHEE. 



ripito alhignh, Baikd, Pr. Ac. N. Sc. Pliil. 1859, 305. — Elliot, 111. B. N. A. ; (jl. iv. 



Sp. Char. Similar to P. mcsohncus, with more white on the middle ot'lielly ; the eliin 

 and npjicr part of the throat with a border of dusky spots, which do not extend as far 

 down as in mesoleucus, and are much better defined below. Tlie space enclosed by this 



border of spots is yellowish-brown on the chin as in mesoleucus, but below on the throat 

 and in front of the spots it becomes nearly, sometimes quite white, in decided contrast to 

 the color of tlie chin. Size that of mesoleucus. 



This species is very closely related to P. mesoleucus, Init proV)ably distinct. 

 It was discovered by Mr. Xantus, at Cape St. Lucas, wlio, however, has 

 puljlished no account of its liabits. 



Pipilo chlorura, Townsend. 



THE GEEEN FINCH. 



Friiigilla chlorura, ADDunON, Orn. Biojx. V. IS.'JO, 3.36 (young). — Zonotrichia clihriirii, 

 Gamuel, Jour. A. N. Sc. Phil. 2d Scries, I. 1847, 51 ; pi. ix. f. 1. — Enihernagra ctilorvni, 

 Bonaparte, Conspectus, 1850, 483. — Heehmann, P. R. Rep. X. vi. 46. — Pijillo 

 rhloninis, Baikd, P. R. Rep. IX. Birds, 519. — Heermann, X. v. 15. — Coues, Pr. A. 

 N. Sc. 1866, 90. 



Frim/illa DIaiidinfiiann, Gambel, Pr. A. N. Sc. Phil. April, 1843, 260. — Embernnrjra Blandin- 

 ijiann, Cassin, Illust. I. iii. 1853, 70 ; pi. xii. 



Sp. C'liAR. Above, dull grayish olive-green. Crown uniform chestnut. Forehead with 

 superciliary stripe, and sides of the head and neck, the upper part of the breast and sides 



