iQi8. CATALOGUE OF BIRDS OF THE AMERICAS CORY. 193 



Amazilis atricapilla* (Simon). OAXACA HUMMING BIRD. 



Uranomitra atricapilla SIMON, Rev. Franc. d'Orn. , 191 1 , p. 129 (State of Oaxaca).* 

 Range: State of Oaxaca, Mexico. 



*Amazilis ellioti (Berlepsch). ELLIOT'S HUMMING BIRD. 



Uranomitra ellioti BERLEPSCH, Proc. U. S. Nat. Mus., XI, 1889, p. 262 (Mazat- 



lan). 



Cyanomyia verticalis SALVIN, Cat. Bds. Brit. Mus., XVI, 1892, p. 194. 

 Cyanomya quadricolor GOULD, Mon. Trochil., IX, 1855 (Vol. V, 1861) pi. 284. 

 Amazilis verticalis RIDGWAY, Bull. U. S. Nat. Mus., No. 50, V, 1911, p. 422. 

 Amazilis ellioti HELLMAYR, Nov. Zool., XX, 1913, p. 252. 



Range: Western and central Mexico. 

 4: Mexico (Guernavaca i, "Mexico" 3). 



*Amazilis violiceps (Gould). VIOLET- CROWNED HUMMING BIRD. 



Cyanomya violiceps GOULD, Ann. & Mag. Nat. Hist., IV, 1859, p. 97 (Atlixco, 

 Puebla); Id., Mon. Trochil., V, 1860, p. 285; SALVIN, Cat. Bds. Brit. Mus., 

 XVI, 1892, p. 196. 



Uranomitra violiceps ELLIOT, Syn. Trochil., 1879, p. 196. 



Amazilis violiceps RIDGWAY, Bull. U. S. Nat. Mus., No. 50, V, 1911, p. 424. 



Range: Southern Mexico. 



7: Mexico (Cuenavaca i, Palisco i, Guerrero 4, and Oaxaca i). 



Amazilis derneddei b (Simon). DERNEDDE'S HUMMING BIRD. 



Uranomitra derneddei SIMON, Rev. Franc. d'Orn., 1911, p. 129 (Puebla, 

 Mexico). 



Range: State of Puebla, Mexico. 



* Amazilis cyanocephala cyanocephala (Lesson). RED-BILLED AZURE 

 CROWN. 



Ornismya cyanocephalus LESSON, Hist. Nat. Ois.-Mouches, 1829, p. XLV 

 ("Bresil"). 



Amazilis atricapilla (SIMON): Upper part of body grayish bronze-olive, tinged 

 with green on forward part with the head dull sooty, very lightly tinged with green; 

 under part of body entirely white; sides of abdomen grayish-fawn; sides of throat 

 and breast gray -bronze; under tail feathers white; rectrices beneath pale reddish 

 copper color; upper tail coverts and upper surface of middle rectrices brilliant deep 

 reddish copper color which shades to black at the end. Bill, \g}4 mm. 



b Amazilis derneddei (SIMON): Upper part of body dull grayish-olive, lightly 

 tinted with bronze-olive at the shoulder; head deep blue- violet, duller in front and 

 not passing the vertex (several isolated violet feathers on the neck); upper tail 

 coverts bronze or violet, slightly edged with gray; under parts of body entirely pure 

 white; flanks of abdomen on each side beneath the wings tinged with gray fawn- 

 color, without any tinge of green; throat and breast bordered on each side dull 

 grayish-olive; under tail coverts white; under surface of rectrices pale copper colored, 

 the median ones deep dull bronze-violet, but tinted with reddish copper color. 

 Wing, 60 to 64; bill, 21 to 21 K mm. This species somewhat approaches A. violiceps 

 GOULD. 



