16-i TKOCHILI. 



43. HELIOTRYPHA. „ 



Type. 



Heliotryplia, Oould, M(m. Troch. iv. pi. 241 (May 



i853) ; id. Intr. Troch. p. 131 ". . H. viola. 



Heliotryplion, Cah. ^ Heine, Aim. Hem. iii. p. 74. 

 Ehamphoniicron /3. Parzudakia, Reich. Aufz. d. Col. 



p. 12 (1854) H. exortis. 



Helymus, Mids. Hist. Nat. Ois.-Mouches, iii. p. 93 



(1876) H. micrastur. 



Nodalia, Muk. Hist. N^at. Ois.-Mouches, iii. p. 99 



(1876) H. barrali. 



Range. Andes from Colombia to Peru. 



Key to the Species. 



a. A glittering frontal spot ; breast-feathers dark at 

 the base. 



a'. Tail deeply forked ; frontal spot large viola, p. 164. 



h'. Tail moderately forked ; frontal spot small. 

 a". Gular spot glittering rosy red, shading into 



purple towards the chin exortis, p. 165. 



b''. Gular spot hery golden, shading into fiery 



crimson towards the chin micastur, p. 106. 



h. No glittering frontal spot ; breast-feathers whitish 

 towards the base, 

 c". Throat and chin glittering leaden green . . barrali, p. 166. 

 d" . Throat and chin glittering oliye-green .... speciosa, p. 167. 



1. Heliotrypha viola. 



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



Rhamphomicron /3. Parzudakia viola, Reich. Aufz.d. Col. p. 12; id. 



Troch. Enum. p. 10, pi. 832. ff. 4958-59. 

 Heliotiypha viola, Gould, Mon. Troch. iv. pi. 241 (May 1853); 



id. Intr. Troch. p. 131 ; Bp. Rev. Zool. 1854, p. 252 ; Scl. P. Z. S. 



1859, p. 145 ; id. Cat. Am. B. p. 308 ; Muls. k Verr. Class. Troch. 



p. 69 ; Elliot, Ibis, 1875, p. 317 ; id. Stjn. Troch. p. 87 ; Muls. Hist. 



Nat. Ois.-Mouches, iii. p. 97 ; id. Ami. Soc. Linn. Lyon, xxii. 



p. 219; Tacz. P. Z. S. 1879, p. 238, 1880, p. 205, 1882, p. 38 ; id. 



Orn. PSr. i. p. 379; Berl. 8f Tacz. P. Z. S. 1884, p. 303, 1886, 



p. 105. 

 Heliotryphon viola, Cab. ^ Heine, Mas. Hein. iii. p. 74. 

 Trochilus viola. Gray, Hand-l. B. i. p. 140. 



Adult male. Upper surface dark shining grass-green ; forehead 

 and breast glittering bluish green ; entire throat glittering purplish 

 violet, the sides edged with black ; rest of the under surface dark 

 shining grass-green like the back ; under tail-coverts green, widely 

 edged with buflf ; central rectrices shining grass-green, lateral steel- 

 blue tipped with green ; bill black. Total length about 4-7 inches, 

 wing 2'6 ; tail, central rectrices I'l, lateral 2*3 ; bill 0'75. 



Female. Upper surface shining grass-green ; forehead and breast 



