ORDER MICROPODIIFORMES. 183 



Genus AMAZILIA Lesson. 



Amazilia Lesson, L'Echo du Monde Savant, ser. 2, VIII, No. 32, Oct. 

 22, 1843, col. 757. Type, by subs, desig., Ornismya dnnamomea 

 Lesson (Stone, 1918). 



• Amazilia tzacatl tzacatl (De la Llave). Riefifer's Hummingbird. [438.] 



Trochilus Tzacatl De la Llave, Registro Trimestre, II, No. 5, 1833, 48. 

 (Mexico.) 



Range. — ^Eastern Tamaulipas south through eastern Mexico and Central 

 America to Colombia and Venezuela. Casual in central southern Texas 

 (Ft. Brown, June 1876). ^ [An additional race occurs in Ecuador.] 



Amazilia yucatanensis chalconota Oberholser. Buff-bellied Hummingbird. 

 [439.] 

 Amazilia cerviniventris chalconota Oberholser, Auk, XV, No. 1, Jan., 

 1898, 32. (Beeville, Texas = Brownsville [collector's label reads 

 "Bville" which was his abbreviation for Brownsville].) 



Range. — Lower Rio Grande Valley in Texas south to southern Tamaulipas 

 and Nuevo Leon. Winters south to southern Vera Cruz. [Allied races in 

 southern Mexico and Yucatan.] 



• Amazilia salvini (Brewster). Salvia's Hummingbird. [439.1.] 



Cyanomijia salvini Brew^ster, Auk, X, No. 3, July, 1S93, 214. (Nacosari, 

 Sonora, Mexico.) 



Range. — Huachuca Moimtains, Arizona (Palmerlee, Cochise County, July 4, 

 1905),^ and eastern Sonora (Nacosari, March 31, 1887) ^ (only two specimens 

 known). 



Genus HYLOCHARIS Boie. 



Hijlocharis Boie, Isis von Oken, [XXIV] 1831, Heft v (May), col. 546. 

 Type, by subs, desig., Trochilus saphirinus Gmelin (Gray, 1840). 



Subgenus BASILINNA Boie. 



Basilinna Boie, Isis von Oken, [XXIV] 1831, Heft v (May), col. 546. 

 Type, by subs, desig., Trochilus leucotis Vieillot (Gray, 1855). 



Hylocharis xSntusi (Lawrence) . Xantus's Hummingbird. [440.] 



Amazilia xantusii Lawrence, Ann. Lye. Nat. Hist. N. Y., VII, 1860, 109. 

 (Cape San Lucas, Lower California.) 



Range. — Cape district of Lower California, rarely north to lat. 29°. 



1 Merrill, Bull. NuttaU Orn. Club., I, 1876, 88. 



2 Bishop, Auk, XXIII, 1906, 336. 

 2 Brewster, Auk, X, 1893, 214. 



