412 



REVIEW OF AMERICAN BIRDS. 



[part I. 



CojiMON CiiAiiACTERS.— General color bluish-ash. Wings and tail glossy 

 greenish-black. Quills edged internally with white. A broad, large white 

 patch on inner webs of tail feathers. Crissum egg yellow ; Hanks more 

 olivaceous. Tibiie cottony white. 



A. Ftilogoni/s. Tail a little longer than wings ; nearly even. 



Head ashy. Cheeks and nape (concealed partly by 

 incumbent crest) smoky ash ; forehead and chin 

 whitish, the latter passing into ash of throat and 

 breast. Eye-ring white. White tail patches rect- 

 angular cinereus. 



B. Sphenotehis. Tail almost one and a half times wings; 



pointed and very cuneate. 



Head and nape all round olivaceous-yellow ; top of 

 head ashy. Eye-ring yellow. White tail patches 

 lozenge-shaped caudatus. 



Ptilogoiiys cinereus. 



''Ptiloyomjs cinereus, SwAiNSON, Catal. Bullock's Mex. Mus. 1824, app. 

 p. 4."_BoN. Consp. 1850, 335.— Cabanis, Mus. Hein. 1851, 55.— 

 Baird, Birds N. Am. 1858, 319.— Sclatek & Salvin, Ibis, 1859, 13 ; 

 18(50, 31 (Guatemala).— acLATER, P. Z. S. 1856,299 (Cordova); 

 1858, 302 (Uaxaca) ; 1859, 364 (Jalapa), 379 (Oaxaca; eggs) ; 1864, 

 173 (City of Mexico).— Ib. Catal. 1861, 47, no. 2S4.—Ptiliogonys 

 cinereus, Swainson, Phil. Mag. I, May, 1827, 368 ; Zool. 111. Ser. 2, 

 pi. 62, 120. — Ptiliogonatus cinereus, Swainson, Zool. Jour. Ill, July, 

 1827, 164. 



Ilypotliymis chrysorrhoa, Temm. PI. Col. pi. 452. 



Hab. Mountain regions of Mexico, from near northern border: south to 

 Suatemala. 



Ptilogonys cinereus, Swainson. (Mexico.) 



