EUGENES. 309 



tipped with dull 

 light grayish 

 brown; plumage 

 in general very 

 dull, the lower 

 parts dull brown- 

 ish gray. 



Phceoptila. 1 



m*. Exposed culmen not more 

 than half as long as 

 tail. 



Adult males with 

 cheeks black, bor- 

 dered above by a 

 white stripe or 

 spot ; forehead and 

 chin deep blue, or 

 blue-black ; throat 

 brilliant emerald- 

 green.. Basilinna. 

 (Page 318.) 



GENUS EUGENES GOULD. (Page 307, pi. XC., fig. 1.) 



Species. 



COMMON CHARACTEES. Adult males with top of head rich metallic violet or violet- 

 blue, the chin and throat brilliant emerald-green or light bluish green ; upper parts 

 dark bronzy green ; lower parts (except throat and lower tail-coverts) plain dusky 

 greenish or dull bronzy ; lower tail-coverts paler greenish or bronzy, bordered with 

 paler. Adult females with top of head dull brownish gray or grayish brown, rest 

 of upper parts bronzy green ; lower parts pale brownish gray, the sides and flanks 

 tinged with green ; a small white postocular spot. 



a 1 . Adult male: Breast very dark bronzy green, appearing nearly black in some 

 lights ; length about 5.00, wing 2.90-3.10, tail 1.90-2.00, culmen 1.00-1.20. 

 Adult female : Outer tail-feathers very broadly (for about .3S-.45) tipped with 

 pale gray or dull grayish white ; wing 2.60-2.75, tail 1.80-1.90, culmen 1.00- 

 1.15. Young: Similar to adult female, but feathers of upper parts bordered 

 terminally with pale buffy. Hab. Highlands of Mexico and Guatemala, 

 north to southern Arizona.. 426. E. fulgens (SWAINS.). Rivoli Hummingbird. 



a*. Adult male: Breast dull bronzy, or bronzy green, the feathers dull brownish 

 gray immediately beneath surface ; lower tail-coverts green margined with 



1 Phteoptila GOTJLD, Intr. Mon. Troch oct. ed. 1861, 169. Type, Cyanomyia (?) swdida GOULD. (The single 

 known species peculiar to Mexico.) 



