TROCHILID^E : HUMMINGBIRDS. 



547 



Fio. 357. — Refulgent Hummingbird, head, nat 

 6126. (From Elliot. ) 



Fio. 358. —Tail of the same, cf, 

 nat. size. (From EUiot.) 



Wings as in ^, but tail very different ; double-rounded, both central and lateral feathers 

 shorter than intermediate ones ; middle feathers brassy-green, others the same iu decreasing 



extent, increasing in 



blackish toward 



ends, and squarely 



tipped with dull 



white. Smaller: 



length about 4.50; 



wing 2.50; tail 1.50 ; 



bill, however, about 



as long. A large 



and mo.st magnificent species, inhabiting the table lands of Me.xico, and N. to Arizona, where 

 it breeds in the Huachuca Mts. up to 6,000 feet or more. Nest often high in trees, saddled on 

 a limb, composed chiefly of vegetable down, lichened outside with cobweb; with a cavity, top 

 1.75 X 0.75 ; eggs 0.63 X 0.40, June, July. See Osprey, Jan. 1899, p. 65, plate. 

 CCEIjIG'ENA. (Lat. cceligena or cceligena, heaveu-born ; codmn or caelum, the sky, heaven ; 

 gignere, to beget, bear; iu passive, to be born.) Heavenly Hummers. Cazique.s. Of 

 greatest size; our species over 5.00. Bill longer than head, straight ; wings long and ample; 

 tail large, rounded, with broad feathers; tarsi feathered. Sexes nearly alike ; $ 9 with wliite 

 stripe on head and lateral tail-feathers white-tipped. 



C. clemen'ciae. (To .) Blue-throated Hummingbird. Topiltzin. Adult J : 



Above bronzed green, purer green on neck, more bronzy on rump ; crown dark ; a long sharp 

 wiiite postocular stripe ; gorget metallic azure-blue; quills and tail-feathers purplish-black, 

 the outermost pair of the latter broadly tipped with white. B(>low. dull gray ; flanks glossed 

 with green, under tail-coverts edged with white. Bill black. 9 similar, lacking gor- 

 get; throat gray. Very large : $ 5.40; e.xteut 7.50 ; wing 3.10; tail 2.00; bill about 1.00. 

 This magnificent species had long been known as an inhabitant of the table lands of Mexico, 

 when it was discovered over our borders in the Sta. Catalina Mts., Ariz., by F. Stephens, 

 May 14, 1884 : see Brewst. Auk, Jan. 1885, p. 85 ; Coues, Key, 3d ed. 1887, p. 879. 

 TRO'CHILUS. (Gr. rpdxtXos, trocJiilos, Lat. trochilns, a runner: a plover so named by 

 Herodotus : by Linnaeus transferred to Hummingbirds.) Gorget Hummers. Bill slender 

 and subulate, not widened at base ; frontal feathers covering 

 iiiisal scale. Tail in ^ forked or emargiuate, with lanceo- 

 late feathers; in 9 simply rounded or 

 double-rounded, with broader feathers. 

 Outer 4 primaries not peculiar ; hut 

 1st one strongly curved or bowed at 

 end inward ; inner 6 abruptly smaller 



and more linear (in ^ at least). Tarsi 

 Fio. 3.")9. — Ruby- . , ,,.,, , , , , ,,. 



throited Hun.mingbird, ''^I'^t'd. IJlH bhick. A metallic gorget 



9 tiiii, nat. size. (From in ^, not ])r(donged into a ruff; no 

 Elliot.) , ^11- 



scales on crown. 9 l;u'king gorget, 



and tail white-tipped. 



T. co'lubris. (Latinized fmm the 1)arbarous colihri. V\\x^. 

 355,359,360.) Kubv-tiiroatkd HrM.MiNfunuD. Scrap- 

 per. (J: Tail forked, its feathers all narrow ami ))ointed ; 

 no scales on crown ; metallic gorget reHecting ruby-rnl. 

 Above, golden-green; below, grayish, sides green; wings and tail (except middle feathers) 

 dusky-purplish. 9: Tlimat white, sometimes specked with ilusky ; tail double-rouuded, cen- 

 tral fcatliers shorter than next, lateral then graduated ; all broader than in ^ to near end, then 



Fio. 360. — Ruby-throat«d HiimminK- 

 bird, (f , nat. size. ^Kroiu Elliot.) 



