HUMMINGBIRDS 



139. Buff-bellied HuMMiNGDinD. 



A mi::ili.s rerviniventris chalconota. 



Range. — Lower Rio Grande Valley in Texas 

 and southward through Mexico. 



These birds are like the last but have the 

 underparts a pale brownish buff color. They 

 are quite common in +heir summer range in the 

 United States, nesting at a low elevation in 

 bushes and low trees. The two eggs are white, 

 .50 X .35. Data. — Brownsville, Texas, May 5, 

 1892. Nest ot fine bark-like fibre on the out- 

 side, lined with lint from thistle plant; located 

 on limb ot small hackberry. Collector, Frank 

 G. Armstrong. 



440. XaNTUs's HlIMMTNGRIRn. 



Basilinna xantusi. 



Range. — Southern Lower California. 



A handsome species, greenish above, with a 

 coppery tinge and shading into reddish brown 

 on the tail; under parts buffy, throat metallic 

 green, and a broad white streak behind the eye. 

 They breed on the ranges making a similar 

 nest to those of other Hummers, placed on 

 weeds or bushes near the ground. The eggs 

 cannot be distinguished from those of the ma- 

 jority of other species. 



440,1. White-eared Hummingbird, 

 Erisilinria leucdtis. 



Range. — A Central American and Mexican 

 species, casually found on the ranges in South- 

 ern Arizona. 



The plumage ot this species is greenish above and below, "being metallic green 

 on the breast; the forehead, sides of head, and throat are iridescent blue 

 and a white line extends back from the eye. 



439 — 440.1 — 441 



441. Broad-billed Hummingbird. Cynanthus latirostriis. 



Range. — Mountains of central Mexico north to southern Arizona and New 

 Mexico. 



The throat of this species is a rich metallic blue; otherwise the plumage is 

 greenish above and below, being brighter and more irisdescent on the breast. 

 They are not uncommon on the ranges of southern Arizona, where they have 

 been found nesting in July and August, their nest not being unlike those of the 

 Rufous Hummer, but with the exterior largely composed of shreds of grayish 

 bark and lichens. Their eggs are like many others of the Hummers. 



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