204 Genera of Humming Birds. 



293. Amazilia beryllina, Licht. Preiz. Verz. Thier., 1830, 



No. 26. 



Ornismya arsinoe, Lesson, Suppl. Ois. Mou., 1829, pp. 

 I54-I56- 



Polytmns arsinoe, Gray, Gen. Birds, vol. i., p. 109. 

 Amnzilius arsinoe, Bon., Consp. Gen. Av., 1850, vol. i., p. 



77- 



Pyrrhopliacna berylinna, Cab. and Hein, IVIus. Hein, i860, 

 t. iii., p. 36. 



Berylline Amazili, Gould, Mon. Troch., vol. v., p. 312. 



Le Pyrrophene d' Arsinoe , Muls., Hist. Nat. Ois. Mou., 

 1874, t. i., p. 304. 



Habitat. — Mexico. 



Male. — Upperside shining green, golden in certain lights. 

 Rump and uppertail-coverts bronzy-violet. Median rectrices 

 purplish-bronze, laterals chestnut-red with purplish-bronze 

 reflections, outermost chestnut. Throat, breast and flanks 

 metallic green with golden reflections. A patch of white 

 feathers on sides of flanks. Lower part of abdomen fawn in 

 very adult males, in others reddish-gray. Undertail-coverts 

 rufous margined with white. Primaries and secondaries 

 chestnut at base, remainder purplish-brown. Maxilla black. 

 Mandible flesh colour with black tip. 



Total length, 3fin. Wing 2\. Tail, if. Culmen, f. 



Female. — Exactly like the male, but less bright on throat 

 and breast, and more reddish-gray on abdomen and flanks. 



I collected many specimens of this species in Mexico. 



*294. Amazilia, Ocai, Gould, Ann. Mag. Nat. Hist., 1859, voL 



iv., p. 96. 



Pyrrhophena ocai. Cab. and Hein., Mus. Hein., i860 t., iii., 

 p. 36. 



Hemisti/bon ocai, Gould, Int. Troch., 1861, p. 150. 



D'Oca's Amazili, Gould, Mon. Troch., vol. 5, p. 289. 



Le Pyrrophene d' Oca, Muls., Hist. Nat. Ois. Mou., 1874, 

 t. i., p. 302. 



Habitat. Jalapa, Mexico. 



Male. — Crown, sides of the head, throat, and breast glitter- 

 ing grass-green, with a few of the white bases of the 



