190 Field Museum of Natural History — Zo5logy, Vol. XIII. 



Amazilis lucida'' (Elliot). Elliot's Humming Bird. 



Amazilia lucida Elliot, Ann. & Mag. Nat. Hist., (4), XX, 1892, p. 404 (Bogota) ; 



Brabourne and Chubb, Bds. S. Am., I, 1912, p. 116. 

 Amazilis lucida Oberholser, Proc. Acad. Nat. Sci. Phila., 1899, p. 208. 



Range : Colombia. 

 Amazilis castaneiventris {Gould). Chestnut- vented Humming Bird. 



Amazilia castaneiventris QoviA), Proc. Zool. Soc. Lond., 1856, p. 150 (Colombia); 

 Id., Mon. Trochil., V, 1 861, pi. 310; Salvin, Cat. Bds. Brit. Mus., XIV, 

 1892, p. 212. 



Range : Colombia. 



* Amazilis yucatanensis yucatanensis (Cabot). Yucatan Humming 



Bird. 



Trochilus yucatanensis Cabot, Proc. Boston Soc. N. H., II, 1845, p. 74 (Yucatan). 

 Amazilia yucatanensis Gould, Mon. Trochil., V, 1861, pi. 308; Elliot, Syn. 



Trochil., 1879, p. 219, part; Salvin, Cat. Bds. Brit. Mus., XVI, 1892, p. 214. 



part. 

 Amazilis yucatanensis yucatanensis Ridgway, Bull. U. S. Nat. Mus., No. 50, V, 



1911, p. 412. 



Range: Extreme southeastern Mexico (States of Tabasco, Cam- 

 peche and Yucatan) ; British Honduras and eastern Guatemala. 

 2: Yucatan (lolam). 



Amazilis yucatanensis cerviniventris (Gould). Fawn-breasted Hum- 

 ming Bird. 



Amazilius cerviniventris Gould, Proc. Zool. Soc. Lond., 1856, p. 150 (Cordova, 



Vera Cruz). 

 Amazilia cerviniventris Salvin, Cat. Bds. Brit. Mus., XVI, 1892, p. 214, part; 



Salvin and Godman, Biol. Centr. Am. Aves, II, 1892, p. 300, part. 

 Amazilis yucatanensis cerviniventris Ridgway, Bull. U. S. Nat. Mus. No. 50, V, 



I9ii,p. 414. 



Range: Southeastern Mexico (except extreme southeastern por- 

 tion). 



*Amazilis yucatanensis chalconota (Oberholser). Buff-bellied Hum- 

 ming Bird. 



Amazilis cerviniventris chalconota Oberholser, Auk, 1898, p. 32 (Beeville — 

 Brownsville, Texas); Id., p. 188 (correction of type locality). 



^Amazilis lucida (Elliot): Somewhat resembles A. devillei (BouRC. & MuLS.) 

 from Central America, but diflFers from that and all others of this Genus by its 

 reddish-bronze tail and bronzy-brown upper tail coverts edged with white; upper 

 parts metallic grass-green, darkest on the head; upper tail coverts golden bronze; 

 throat, breast, abdomen and flanks, metallic grass-green; lower abdomen with 

 mouse-colored spot; thighs white and feathers fluffy; under tail coverts dark bronzy- 

 brown edged with white; wings dark purple; tail reddish bronze with tips of lateral 

 rectrices bluish black and their edges reddish bronze (condensed descr.). 



