320 NORTH Ail ERIC AX BIRDS. 



lustre ; length 3.25, wing 1.90, tail 1.15, oiilnien .75. Ilab. "Western 

 Mexico (Mazathin). 



I. magica (5IuLS. & Verk.). Magic Hummingbird.' 

 6'. Under tail-coverts in adult male duskj' graj-, glossed with green, and bor- 

 dered with grayish white ; upper tail-coverts dull smoke-gray, like tips 

 of middle tail-feathers. 

 Adult male: Above bronze-green or greenish bronze; chin and throat 

 metallic emerald-green (with a bluish cast onlj- in certain lights); 

 remaining under parts bronzj' green or greenish bronze ; wing 

 2.10, tail 1.40 (forked for .25-.35), culmen .70. Ilab. Trcs ^larias 

 Islands, westei'n Mexico. 



I. lawrencei Berl. Lawrence's Hummingbird.' 

 a'. Under tail-coverts in adult male uniform blue-black. 



Adult male: Above metallic bronze-green, including upper tail-coverts; 

 the hind-neck more grass-green, and the forehead brilliant metallic 

 greenish blue, passing into shining green on crown ; entire chin and 

 throat rich deep metallic blue, with a purplish cast in certain lights; 

 breast and belly deep bluish green, the sides more bronzy ; wing 1.90- 

 2.00, tail 1.30 (forked for .50), culmen .65. Hah. Southern Mexico 

 (Tehuantepec). 



I. doubledayi (Boukc). Doubleday's Hummingbird.' 



I Hi/locharis magica MuLS. A Verr., Ann. Soe. Linn. Lyon, xviii. tS72, 110. Tnthe maijica Elliot, 

 Synop. Troch. 1879, 235. [Possibly the young male of /. lalirostn's.] 

 » lache latcrciicei BERLErscH, MS. 

 s Trochilm duiiblcclat/i Bovnc, P. Z. S. 1874, 46. lache doubledayi Elliot, Synop. Troch. 1S79, 235. 



