39 s Genera of Humming Birds. 



Baro7{ s Metallura. 



la M et allure de Baron. 



Habitat. — Hills, near Cuenca, Ecuador. 



Male. — Supra saturate cupreo-viridis, capite. obscuriore, 

 subtus cum tectricibus subcaudalibus ejusdem coloris, gula 

 tota saturate amethystina micante ; canda saturate viridi 

 infra nitentiore. 



Long, alae 2.2 poll, candae 1.4, rostri a ricta 0.65. 



Female. — Mari similis, sed subtus plumis omnibus ad basin 

 cervinis, abdomine toto maculis discalibus obscure viridibus ; 

 gula maculis saturate amethystinis notata, rectricibus externis 

 vix sordide albo terminata. 



The discoverer of this species is Mr. O. T. Baron. 



Types in British Museum. 



Chlorolampidae. 



Chlorostilbon PUMILUS, Gould, Ann. and Mag., N.H., 1872, 



P- 195- 

 Small Emerald. 



le Chlorostilbon plus petit. 



Habitat. — Colombia, Ecuador. 



Male. — Closely allied to C. angustipennis, but smaller, 

 throat not so golden and with a bluish tinge, bill shorter. 



Total length, 3in. Wing, 1.7. Tail, 105. Bill, 0.65. 



Female. — Upperside golden-green, passing to bluish-green 

 on rump and uppertail-coverts. Underside whitish-gray 

 washed with green on flanks. Rectrices steel-blue, tipped 

 with gray. Maxilla and mandible black. Same size as the 

 male. 



I have only two specimens, male and female, of this rare 

 species, from which the above descriptions are taken. They 

 were collected at Medellin, Colombia, by Mr. Salmon. 



Type of female in my collection. 



