19. UR0TRI0RCHI9. 83 



with brown on the outer feathers ; cere black ; bill black, with a 

 yellow spot on lower mandible ; legs blood-orange ; iris bunit- 

 sienna, the outer portion lighter-coloured. Total length 19 inches, 

 culmen 1-4, wing 12-3, tail 9-8, tarsus 3-6. 



Hab. Central America, from Southern Mexico to Panama. 



a. Ad. st. Mexico. Purchased. 



19. UROTRIORCHIS*. 

 Range. "Western Africa, from the Gold Coast to Gaboon. 



1. Urotriorchis macrurus. 



Astur macrurus, Hartl. J.f. O. 18oo, p. 353 (ex Tenim. MS. in Mus. 



Lugd.) ; Hartl. Oni. W.-Afr. p. 11 (1857) ; id. J.f. 0. 1861, p. 100 ; 



ScM. Mus. P.-B. Astures, p. 2o (1862); id. Ned. Tijdschr. ii. 



p. 155 (1864) ; Gray, Hand-l. B. i. p. 29 (1869) ; Sharpe, Ibi^, 



1870, p! 58, pi. iii. ; Schl. Bevue Accipitr. p. 66 (1873). 

 Micraatur macrurus, C'a.ss. Pr. Phil. Acad. 1859, p. 33 ; Du Chaillu, 



Eq. Afr. p. 472 (1861). 



Young (type of species). General colour clear sepia-brown, the 

 nape, hind neck, and bases of scapulars varied with white, and the 

 upper taU-coverts barred and broadly tipped with white ; ear- 

 coverts brown, tinged, as well as the eyebrows, with rufous ; cheeks 

 slightly streaked with white ; quUls brown, barred with darker 

 brown, and narrowly tipped with ochraceous white, the secondaries 

 sHghtly margined and tinged with pale ochre on inner web, the 

 bars plainer on under surface of wing, where the quUls are white 

 at base, ashy white at tip ; tail ashy brown, tipped with white and 

 crossed with five bands of dark sepia-brown, each bar rufescent and 

 whitish on lower margin ; under surface of body white, the throat 

 and chest with dark brown streaks, becoming oval spots on the 

 breast and bars on the flanks and thighs ; under mng- and tail- 

 coverts white, with a large subterminal spot of black. Total length 

 23-5 inches, culmen 1-4, wing 12-4, tail 14-2, tarsus 3-4, middle 

 toe 1-9. {ill's. Lugd.) 



Adult female. Above slaty grey, much clearer on the head and 

 upper back ; upper taU-coverts white ; tail very long, blackish tipped 

 with white, and marked with four spots of white besides, scarcely 

 amounting to incontinuous bars ; quills dark brown above, imper- 

 ceptibly banded with blackish, the under surface paler and more ashy 

 white, against which the bars show more strongly ; sides of face and 

 of neck as well as the throat clear slaty grey, the chin whitish ; rest 

 of under surface deep vinous chestnut, the under tail-coverts white ; 

 bUl leaden black ; feet orange-yellow, claws black ; iris orange. 

 Total length 24 inches, culmen 1-5, wing 12-1, tail 14, tarsus 3-1. 



Adidt male. Above blue-gre}% Hghter on the head and nape ; 

 upper tail-coverts pure white, forming a conspicuous patch ; qinlls 

 externally deep brownish grey, with broad obscure black bands ; 



• ovpa, ccttda, Tpi6pxj)s, avi$ accipUrina. 



h2 



