572 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



dd. Bill shorter (exposed culmen 20.5-23, averaging 21.7); tail longer and more 

 deeply forked (53-59, averaging 54.9, middle rectrices 28.5-32.5, averaging 

 30.2) ; green of pileum rather broader; under parts of body brighter green. 

 (Costa Rica and western Panama.) 



Heliodoxa jacula henryi, adult male (p. 573). 



hh. Pileum brilliant metallic violet or violet-blue; no blue or violet spot on throat. 

 {Heliodoxa leadbeateri.) 

 c. Bill longer (21-22 mm.); general green color more bluish or less golden. (Coast 

 district of Venezuela to Ecuador, Peru, and Bolivia.) 



Heliodoxa leadbeateri leadbeateri, adult male (extralimital).a 

 cc. Bill shorter (18-19 mm.) ; general green color more golden or bronzy. (Colom- 

 bia and Venezuela.).. Heliodoxa leadbeateri parvula, adult male (extra- 

 limital.)'' 

 aa. Under parts mixed green and white. {Adult females.) 



h. Abdomen white or mostly white (without buff). {Heliodoxa jacula.) 

 c. Bill larger (exposed culmen 25.5-28, averaging 26.8); under parts of body 

 always (?) with green predominating. 



Heliodoxa jacula jamersoni, adult female (extralimital). 

 cc. Bill smaller (exposed culmen 21.5-24, averaging 22.9); under parts of body 

 usually (?) with white predominating. 



Heliodoxa jacula henr3d, adult female (p. 573). 

 hh. Abdomen buff Heliodoxa leadbeateri parvula, adult female (extralimital). c 



a T[rochilus] leadbeateri Boiircier, Rev. ZooL, vi, April, 1843, 102 (Caracas, Vene- 

 zuela); Bourcier and Mulsant, Ann. Sci. Phys. et Nat., etc., Lyon, vi, 1843, 43. — 

 Heliodoxa leadbeateri Gould, Mon. Troch., ii, 1860, pi. 97; Elliot, Classif. and Synop. 

 Troch., 1879, 65, part; Salvin, Cat. Birds Brit. Mus., xvi, 1892, 317, ipait. —A[spasta] 

 leadbeateri Heine, Journ, fiir Orn., 1863, 179. — Hypolia leadbeateri Mulsant and Ver- 

 reaux. Hist. Nat. Ois.-Mouch., ii, livr. 3, 1876, 207. — Clytolxma Zearfieateri Mulsant and 

 Verreaux, Classif. Troch., 1866, 59. — H[eliodoxa] leadbeateri {typica) Hartert, Das 

 Tierreich, Troch., 1900, 122. — (?) Trochilus otero Tschudi, Wiegmann's Archiv fiir 

 Naturg., 1844, i, 298; Fauna Peruana, Aves, 1845-46, 249, pi. 23, fig. 2.— (?) Leadbeatera 

 otero Bonaparte, Rev. ZooL, 1854, 251; Gould, Introd. Troch., oct. ed., 1861, 75.— 

 (?) Heliodoxa otero Gould, Mon. Troch., ii, 1860, pi. 96. — (?) A[spasta] otero Heine, 

 Journ. fiir Orn., 1863, 180. — (?) Chjtolxma leadbeateri, var. otero Mulsant and Verreaux, 

 Classif. Troch., 1866, 59. — (?) Hypolia otero Mulsant and Verreaux, Hist. Nat. Ois.- 

 Mouch., ii, 1876, 209. — Leadbeatera grata Bonaparte, Consp. Av., i, 1850, 70; Gould, 

 Introd. Troch., oct. ed., 1861, 75. — (?) [Coeligena. d. Leadbeatera] sagitta Reichenbach, 

 Aufz. der Colibr., 1854, 7. — (?) [Coeligena] sagitta Reichenbach, Troch. Enum., 1855, 

 4, pi. 689, fig. 4525, pi. 690, figs. 4527,4528.— (?) H[eliodoxa] sagitta Cabanis and Heine, 

 Mus. Hein., iii, 1860, 22. — [Coeligena. u. Leadbeatera] typica Reichenbach, Aufz. der 

 Colibr., 1854, 7. — (?) Leadbeatera splendens Gould, Litrod. Troch., oct. ed., 1861, 74 

 (Venezuela). — (?) A[spasta] splendens Heine, Journ. fiir Orn., 1863, 180. — (?) Hypolia 

 splendens Mulsant and Verreaux, Hist. Nat. Ois.-Mouch., ii, 1876, 211. — (?) Heliodoxa 

 splendens Eudes-Deslongchamps, Ann. Mus. Caen, i, 286. 



b Heliodoxa leadbeateri parvula Berlepsch, Joum. fiir Orn., xxxv, July, 1887, 320 

 (Bogota, Colombia; coll. von Berlepsch). — H[eliodoxa] leadbeateri parvula Hartert, Das 

 Tierreich, Troch., 1900, 122. 



I follow Hartert in recognizing two forms of this species; but, owing to lack of suffi- 

 cient material, I have no personal opinion as to the number of forms into which the 

 species is divisible. 



c Females of H. jacula jacula and H. leadbeateri leadbeateri not seen by me. 



