HELIOTRYPHA. 



87 



Ch. Bill long as the head, straight, slender. 

 Wings long. Tail long and forked ; tarsi partially 

 clothed. Hind toe shorter than the middle one. 

 Sexes unlike. 



Range. Columbia and Ecuador. 



Four species are here recognized as belonging to 

 this genus. 



Fig. 42. 



StliotTy^Tia exortu, S ad. Xcuador. Jlucklc/. 



Key to the xpecies. 



A. Breast and under parts metallic-green ; no white Ijand across the chest. 



a. Throat metallic purplish-violet ; cliin with lijjlit blue reflections. 



b. Throat metallic pinkish-lilac ; cliin deep blue, black in some lights. 



c. Throat metallic flame-color ; chin black. 



d. Throat and chin pale metallic olive-green. 



1. //. viola. 



2. 11. exortis. 



3. //. micrastur. 



4. H. harrali. 



The members of this genus are rather large birds, with straight bills, short in 

 comparison to those of the genera immediately preceding, with ample forked tails, 

 a general green plumage more or less luminous, and bright metallic throats. 



1. Heliotrypha viola. 



Heliangelus viola, Gould, P. Z. S. (1853), p. 61. 



Rhamphromicron (Parzudakia) viola, Reich., Aufz. dcr C'olib., p. 12 (1853). — Id., Troch. Eiuim., p. 10 (1855). 

 Hdiotri/pha viola, Gould, Mon. Troch., vol. iv, pi. 241. — Id., Intr. Troch., octavo ed.. p. 131. — Elliot, Il)is 

 (1876), p. 317.— Bon., Rev. and Mag. Zool. (1854), p. 252.— Muls., Hist. Nat. Ois. Mouch., torn, iii, p. 97. 

 Eeliotryphon viola. Cab. and Hein., Mus. Hcin. Th., iii, p. 74 (1860). 



Ilah. Ecuador. 



3fah'. Forepart of head metallic dark green. Upper surface, breast, abdomen, 

 and flanks shining dark grass-green. Throat metallic purplish-violet, margined 

 with black, under tail coverts buff, with dark green centres. Four middle tail 

 feathers green ; remainder dark purplish-brown. Bill and feet black. Total 

 length, 4| in. Wing, 2'^ in. Tail to end of lateral feathers, '3 1 in. Culmen, | in. 



Female. General plumage like the male ; but has the throat black, spotted with 

 buffy-white. 



2. Heliotrypha esiortis. 



Trochiius exortis, Fras., P. Z. S. (1840), p. 14. 



Ornismya parzudaki, DeLong and Parz. (nee Less.), Rev. Zool. (1840), p. 72. 



Mdlisuga parzudaki. Gray, Gen. Birds, vol. i, p. 112, sp. 18. 



Heliangelus parzudaki, Bon., Consp. Gen. Av., vol. i, p. 76 (1850). 



Eriopus exortis, Bon., Consp. Gen. Av., p. 80 (1850). 



Parzudakia dispar, Reich., Aufz. der Colib., p. 12 (1853). — Id., Troch. Enum., p. 10 (1S55). 



Beiiolrypha parzudaki, Bon., Rev. aud Mag. Zool. (1854), p. 252. — Gould, Mon. Troch., vol. iv, pi. 240. — Id., 



Intr. Troch., octavo ed., p. 131.— Elliot, Ibis (1876), p. 318. 

 Eeliotryphon parzudaki. Cab. and Hein., Mus. Hein. Th., iii, p. 74 (1860). 

 Heliotrypha exortis, Elliot, Ibis (1876), p. 318. — Mui.s., Hist. Nat. Ois. Mouch., toni. iii. p. 95. 



Hah. Columbia and Ecuador. 



Male. A small luminous green spot on the forehead. Chin deep blue ; centre 



