406 TROCHILI. 



Orthorhynclius bootlii, Gundl. J.f. Orn. 1856, p. 90. 



Atthis h'eleufe, Lator. Ann. Lye. N. F. vii. p. 2(33. 



Zephyritis (Calypte) elvirse, Muls. S)- Verr. Class. Troch. p. 88. 



Adult male. Upper surface shining bluish green, greener on the 

 back of the neok, bluer on the upper tail-ooverts ; head and throat 

 glittering crimson ; rest of the under surface greyish white, flanks 

 Avashcd with greeu ; tail shining greenish blue ; bill black. Total 

 length about 2-5 inches, wing 1-15, tail 0-6, bill 0-5. 



Adult female. Crown duller than the back ; whole under surface 

 greyish white, darker on the breast ; a dusky spot below the eye ; 

 lateral rectriccs grey at the base, a bluish patch in the middle, 

 white at the tips, and with a dark subtermiual baud. 



Hah. Cuba. 

 a. S ad. ; b. $ ad. sk. Cuba (F. Tuylor). Goidd Coll. 



c. S ad.; d. ? ad. sk [C^uba.] Gould CoU. 



116. ACESTRURA. ^ ^ 



Acestrura, Gould, Intr. Troch. p. 91 (1861) A. mulsanti. 



Ornisuiva (Polymnia), Mtds. ^- Verr. Class. Troch. p. 91 



(1865) ' A. mulsanti. 



Myrmia, Muls. Ann. Sac. Linn. Lyon, xxii. p. 228 (1875). A. micrura. 



Range. Venezuela and Colombia to EoliTia ; Upper Amazons 

 Valley. 



Key to the Species. 



n. Tail longer than the under tail-coverts. 



a . Lateral gular feathers not much or not at all 

 elongated. 

 «". Larger ; lateral gular feathers not elongated . mulsanti, p. 406. 

 b" . Smaller ; lateral gular feathers slightly 



elongated decorata, p. 408. 



b'. Lateral gular feathers much elongated heliodori, p. 408. 



b. Tail not longer than the under tail-coverts micrura, p. 409. 



1. Acestrura mulsanti. 



Ornismya cyanopogon, d'Orb. i^- Lafr. Syn. Av. ii. p. 28 {nee Less.). 

 Ornismya mulsanti, Bourc. Ami. Sc. Phys. et Nat. Lyon, v. p. 342, 



pi. 20 (1842). 

 Mellisuga mulsanti, Gi-ay, Gen. B. i. p. 113. 

 Calothorax mulsanti, Bp. Consp. Av. i. p. 85 ; Gotdd, Mon. Troch. 



iii. pi. 145 (Nov. 1851) ; Scl. P. Z. S. 1859, p. 146, 1860, p. 94. 

 Lucifer 8. Calothorax mulsanti, Reich. Aufz. d. Col. p. 13; id. 



Troch. Enum. p. 10, pi. 847. ff. 6004-5. 

 Chfetocercus mulsanti. Cab. Sf Heine, Mus. Hein. iii. p. 60 ; Scl. Cat. 



Am. B. p. 298. 

 Acestrura mulsanti, Gould, Intr. Troch. p. 91; Tacz. P. Z. <S'. 1874, 



p. 544, 1879, p. 237, 1882, p. 35 ; id. Orn. P6: i. p. 306 ; Whitely, 



P.Z.S. 1874, p. 675; Scl. S,- Sal v. P. Z. S. 1876, p. 16, 1879, 



pp. 529, 628; Miot, Ibis, 1877, p. 136; id. Syn. Troch. p. 119; 



