12 fc V A O P S I S F T n E HUMMING-BIRDS. 



c'". Median tail feathers subterminally blatk. 17. P. grisefgularis. 



d'". Throat gray striated with black. 18. F. driigularis. 



b". Rump green, same color ns the back. 10 P. idaliae. 



c". With proiuineiit pectoral band in thr male. 



a'". Mandible basal half yellow. 



1. Lateral roctriees bronzy-brown tipped 



with buff. 20. P. pygmaeus. 



2. Lateral rectrices black. 21. P. cpiscojnis. 

 b'". Mandible three-fourths yellow. 22. P. nigricinctus. 



The birds composing tliis group are moderate to almost miuiito in size, with 

 usually slightly curved bills, and a plumage generally wanting in metallic hues. 

 Tiiey are dwellers of the thick forests, apparently preferring dark and gloomy 

 situations. The sexes are alike in plumage. 



1. Phse*fiornis bourcieri. 



Trorhiiiis hourcieri. Lkss., Trochil. (1832), p. 62, t. 18.— Bon., Consp. Gen. Ar., vil. i, p. C7 (18.50). 

 Phcethornis bourcieri. Gray, Gen. Birds, vol. i, p. ]04, sp. 9. — Gori.D, Moii. Troch., vol. i, pi. 25. — Id., Intr. 



Troch., octavo cd., p. 43 (18G1).— Sai.v. and Ei.i.iOT, Ibis (1873), p. 13. 

 Ametrorm's ahnormis, llKic.n., Journ. fur Ornith. (1853), p. 14. — Pei.z., Orn. Bras., pp. 27, 50. — Reich., AiiTz. 



der Colib., p. 14. — Id., Troch. Enuin., p. 12. 

 Amelrornis bourcieri, Reich., Aufz. der Colib., p. 14 (1853).— Id., Troch. Eiiuui., p. 12 (1855). — Cab. and IIein., 



Mus. Hcin. Th., iii, p. 10 (18C0). 

 Orlhornis bourcieri, BoN., Rev. and Mag. Zool. (1854), p. 240. 

 Phcetornis bourcieri, Mui.s., Hist. Nat. Ois. Mouch., torn, i, p. 85.— Bon., Consp. Av., p. 67. 



Hah. Pebas, Peru (Hauxwell), Marabitanas (Natt). 



Adult. Upper surface bronze-green. Upper tail coverts tipped with buff, and 

 have a subterminal bar of dark brown. Wings pnrple. Under surface grayish-buff. 

 Tail bronze-green at base deepening to black towards the extremities and tipped 

 with buff. The median rectrices elongated, with their ends pure wliite. Bill 

 straight, maxilla black, mandible flesh-color, the point dark brown. Total length, 

 5[ in. Wing, 2 in. Tail, 2| in. Culmen, 1 in. 



2. Fhaethornis philippi. 



Trochihis ■phih'ii'pi, BouRC, Ann. Sc, Lyon (1847), p. 623. — Bon., Consp. G?n. Av., vol. i, p. 68. 



Trocliilus filippi, BouRC, Rev. Zool. (1347), p. 401. 



Phcethornis philippi. Gray, Gen. Birds, vol. i, p. 104, sp. 18. — Goui.d, Mon. Troch., vol. i, pi. 21. — Id., lutr. 



Troch., octavo ed., p. 43. — Sai.v. and Elliot, Ibis (1873), p. 13. 

 Phcetornis philippi, Bo.\., Consp. Av., p. 68 (1850). 

 Orlhornis defilipvii, Bon., Rov. and Mag. Zool. (1854), p. 249. 

 Amelrornus Defilippi, Reich., Aufz. der Colib., p. 14 (1853).— Id., Troch. Eiiura., p. 12 (1855).— Cab. and 



IIein., Mus. Hein. Theil., iii, p. 10 (note) (.1860). 

 Phcetornis defilippi, Mri.s., Hist. Nat. Ois. Mouch., torn, i, p. 87. 



Hah. Bolivia. 



Head and back bronzy-green. Upper tail coverts shining green, with a subter- 

 minal dark brown bar, and largely tipped witli dark rufous, this last color giving 

 the predominent hue to this part. Wings purplish-brown. Entire imder parts 

 rich dark buff. Median rectrif^es have the base bronzy-green, gradua*^ing into 



