386 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



dd. Smaller (wing 48.3; exposed culmen 12.7) ; blue color brighter. (Colom- 

 bia to upper Amazon Valley. ) 



Cyanerpes nitidua, adult male (extralimital') 

 aa. General color dull green above, paler beneath, the chest sometimes streaked. 

 (Adult females and young. ) 

 b. Under wing-coverts and part of inner webs of secondaries yellow; chest without 

 distinct streaks; throat not huffy. 



Cyanerpes cyaneua, adult female and young (p. 386) 

 66. Under wing-coverts white, or yellowish white; inner webs of secondaries 

 without any yellow; chest distinctly streaked; throat huffy, 

 c. Lores buffy, like throat; chest streaked with dark green; sides and flanks 

 green streaked with white. 



Cyanerpes cseruleus, adult female and young (extralimital) 

 cc. Lores dusky; chest streaked with blue; sides and flanks plain green. 



Cyanerpes lucidus, adult female and young (p. 390) 



CYANERPES CYANEUS (Linnaeus). 



BLUE HOITET CREEFEE, 



Adult male. — Lores, orbits (terminating in an obtuse angle behind 

 eye), hindneck, back, wings, and tail deep black; crown light turquoise 

 or nile blue; inner webs of secondaries, except terminal portion, part 

 of inner webs of primaries, and part of under wing-coverts canary 

 yellow; rest of plumage uniform smalt blue; bill black; legs and feet 

 vermilion red in life, fading to pale brownish or yellowish in dried 

 skins; length (skins), 105.4-120.9(116.8); wing, 58.2-68.6 (63.2); 

 tail, 34.3-39.1 (36.6); exposed culmen, 15-18.5 (16.5); tarsus, 13-16.3 

 (14.2); middle toe, 9.7-11.9 (10.7).' 



Adult female. — Above plain dull green or olive-green, the wings and 

 tail dusky with green or olive-green edgings; greater portion of inner 

 webs of secondaries, part of inner webs of primaries, axillars, and 

 under wing-coverts canary yellow; under parts pale olive-greenish, 

 the throat, median portion of abdomen, and tips of under tail-coverts 



Arbelorhina cserulea microrhyncha Bangs, Proc. Biol. Soc. Wash., xii, 1898, 143 



(Santa Marta, Colombia). 

 A\rbelorhina] hmgirostrietris (err. typ.) Cabanis, Mus. Hein., i, 1850, 96 (Caracas, 



Venezuela; coll. Heine Mus.). 

 Coereha longirostris Sclatee, Cat. Am. Birds, 1862, 53 (upper Amazon).— Finsch, 



Proc. Zool. Soc. Lond., 1870, 561 (Trinidad). 

 Cyanerpes cxrulem longirostris Oberholsbr, Auk, xvi, Jan., 1899, 34 (synonymy, 



crit., etc.). 

 This species doubtless divisible into two or more geographic forms or subspecies. 

 'Cyanebpes nitidus (Hartlaub). 



Ccereba nitida Hartlaub, Rev. Zool., 1847, 84 (n. Peru; coll. Bremen Mus.).— 



ScLATEK Cat. Am. Birds, 1862, 53 (Bogota, Colombia); Cat. Birds Brit. 



Mus., xi, 1886, 35. 

 A[rbelorhina] nitida CABAma, Mus. Hein., i, 1850, 96, footnote. 

 Cyanerpes nitidus Oberholsee, Auk, xvi, Jan., 1899, 35 (synonymy; range). 

 ''Twenty-two specimens, from Middle America. 



