TACHYCINETA MEYENI [Cah). 



CHILIAN SWALLOW. 



Sirtindo leucopjga (nee Licht.), Meyen, Kova Acta Acad. Leop. -Carol. Xat. Cur. 



1834, Suppl. p. 73, pi. 10. 

 Sirundo Ieuco])ygia (nee Licht.), Gould iu Darwin's Yoy. ' Beagle,' Birds, p. -iO 



(1841). 

 Petrochelklon meyeni, Cab. Mus. Hein. Th. i. p. 48 (1850) ; Cass. Cat. Pliilad. Acad. 



p. 5 (1853); Burm. Th. Bras. iii. p. 144 (1856); Sclater, Cat. Amcr. B. p. 40 



(1862). 

 Hirimdo leiicorrhoa, pt., Bp. Consp. i. p. 341 (1850). 

 mriindo meyeni, Baird, Review Amer. B. p. 302 (1865) ; Scl. P. Z. S. 1867, pp. 321, 



337 ; id. & Salv. Ibis, 1868, p. 185, et 1870, p. 499 ; Gray, Hand-1. B. i. p. 72, 



no. 848 (1869) ; Scl. & Salv. Nomencl. Av. Neotr. p. 14 (1873) ; iid. P. Z. S. 



1878, p. 432 ; iid. Ecp. Voy. ' Challenger,' ii. Birds, p. 100 (1881). 

 Tachycineta meyeni, Salvin, P. Z. S. 1SS3, p. 420 ; Sharpe, Cat. Birds iu Brit. Mus. 



X. pp. 116, 631 (1885). 



T. suprk purpurascenti-cyaneus : uropygio albo : geuis anticis macula nigra uotatis. 



Hub. in America meridionali. 



Adult. General colour above glossy purplisL. blue, with a broad white band across the rump; lesser and 

 median wing-coverts like the back ; greater coverts blackish, vrashed with bhic externally : 

 bastard-wing, primary-coverts, and quills blackish, with a dull bluish gloss ; upper tail-covcits 

 purplish blue; tail-feathei's blackish, washed with steel-blue; lores and feathers below the eye 

 velvety black, with a very narrow supraloral white line ; head, ear-coverts, and sides of nccl< 

 purplish blue like the back ; cheeks and under surface of body white, with a dusky spot at the 

 base of the cheeks; on the chest a slight shade of suioky brown ; sides of upjicr breast Ijrowu, 

 with a wash of purplish blue ; sides of body also washed with pale smoky brown ; axilhuics and 

 under wing-coverts smoky brown ; quills dusky brown below, lighter on the inner webs. Total 

 length 5'5 inches, culmen 0"35, wing 4"2, tail 2"1, tarsus 0'45. 



Tlic sexes are alike in colour, and a series measures as follows : — 



Total length. 'Wing. Tail. Tarsus. 



in. ill. ill. ill. 



a. (J ad. Chill (7?wy/) 50 l^ llC (f I.'. 



J. (? ad. „ „ l-l) r."' i--» i»i.-, 



c. <^ ad. „ „ :>o 1 •:•.-) i-s 0-1.-. 



d. (J imin. Coquiinbo [Markhain) II f'l"' l'~ 0'l"> 



c. c? jiiv. Sandy Point (' C7/a//t7/^(r') l-fi "'"^ I'"'' ('•!() 



/. ? ad. '„ „ 1-7 i-;^-, M) 0- 1:, 



2b 



