127. HELIACTIN. 433 



1. Heliactin cornuta. 



Trochilus cornutiis, Wied, Reise n. Bras. ii. p. 190 ; id. Beitr. iv, 



p. 99 ; Gray, Hand-l. B. i. p. 145. 

 Trochilus dilophus, Vieill. Enc. Meth. p. 573. 

 Mellisuga bilopha, Steph. in Shaw's Gen. Zool. xiv. p. 251, pi. 30. 

 Trochilus bilophus, Tenmi. PL Col. iv. pi. 18. f . 3 ; Less. Man. Ois. ii. 



p. 76. 

 Heliactin cornuta, Bote, Isis, 1831, p. 546; Cab. S,- Heine, Mm. 



Hein. iii. p. 64 ; Gould, Mon. Troch. iv. pi. 212 (May 1856) ; 



id. Intr. Troch. p. 120; Sd. Cat. Am. B. p. 304; Reinh. Vidensk. 



Medd. not. For. Kjob. 1870, p. 107 ; Pelz. Orn. Bras.-p. 32 ; Muls. 



Mist. Nat. Ois.-Moiiches, iv. p. 4, pi. 99 ; id. Ann. Soc. Linn. 



Lyon, xxii. p. 225; Elliot, Syn. Troch. p. 116; Allen, Bull. Am. 



Mlus. N. R. ii. p. 258. 

 Uruisniya chrysolopha, Less. Hist. Nat. Ois.-Mouches, pp. xx, 55, 



pis. 7, 8; id. S'lppl. p. 162, pi. 32; id. Traite (FOrn. p. 276. 

 Ti\)chilus chrysolophus, Less. Lid. Gen. Troch. p. xxxi. 

 Heliactin cornutus, Bp. Consp. Av. i. p. 85; id. Rev. Zool. 1854, 



p. 256. 

 lleliactinia chrysolopha, Reich. Aufz. d. Col. p. 12 ; id. Troch, 



Eiium. p. 9, pi. 814. if. 4932-4. 

 Heliactiuus coruutus, Barm. Syst. Ueb. ii. p. 356. 

 Heliastin dilopha, Muls. ^ Verr. Class. Troch. p. 91. 



Adult male. Upper surface shining grass-green, a little more 

 golden on the back ; crown glittering greenish blue ; superciliary 

 feathers elongated, glittering purple, shading through gold to glitter- 

 ing green ; sides of the head and throat black ; sides ot' the neck 

 and whole under surface pure white ; tlanks green ; central rectrices 

 green, dark at the tip, lateral white, greyish on their outer webs : 

 bill black. Total length about 4 inches, wing 1*8 ; tail, central rec- 

 trices 2, lateral 0-8 ; bill 0'7. 



Female. Grown green ; a dusky patch below the eye ; throat pale 

 buff; rest of the under surface pure white : central rectrices green, 

 dark at the tip, lateral rectrices white, with a wide oblique trans- 

 verse subtenninal black band. 



Hab. Brazil. 



a. S ad.sk. Jaraqua,Brazil, Jaly(iVa^^e/-er). Salvin-Godman Coll. 



b. 2 ad. sk. Goyaz, I3razil,A.ug. {Natterer). Salvin-Godman Coll. 



c. d. cJ ad. sk. Brazil. E. Fielding, Esq. 



[P.]. 

 c-;. cJ ad. ; A. S Brazil. Salvin-Godman & 



juv. ; l-n. $ Gould Colls. 



ad. sk. 

 0. S ad. ; p. 5 Purchased. 



ad. St. 



VOL. XVI. 2 V 



