24. TYLAS. 165 



2. Tylas alfi-edi. 



Aihtlt male. General colour above light slaty grey, with somewhat 

 of a greenish gloss ; wing-coverts like the back ; bastard-wing and 

 primarj-covcrts black, with slight grey edgings ; tjuills black, the 

 primaries edged with sUity grey, broader on the secondaries, the 

 innermost of which are entirely like the back ; tail-feathers slaty 

 grey, the shafts black, the outer feathers narrowly tipped with white ; 

 crown and sides of head, as well as the entire throat, glossy black, 

 with a slight shade of grey on the forehead ; remainder of under 

 surface of body, from the fore neck downwards, pure white, ascend- 

 ing on the sides of the neck to the sides of the nape and forming a 

 half-collar ; sides of breast washed with grey, as also the sides of 

 the body ; thighs dark slaty grey ; under wing-coverts dark slaty 

 grey, with black edges to those near the outer web ; under surface 

 of quills blackish, shaded with ashy grey along the inner web. 

 Total length 7-5 inches, culmen 0-9, wing 4-5, tail 3-25, tarsus 1. 

 (Ji»s. Lwjd.) 



The White-breasted Madagascar Bulbul inhabits the south-western 

 portion of the island of Madagascar. The only specimen which I 

 have as yet seen is in the Leiden Museum. 



3. Tylas alhigularis. 



Tvlas edwardsi (lapsv), Grand. Rn\ et Mag. de Zool. 1867, p. 359 (nee 



Hartl.). 

 Tylas alhigularis, Hartl. Viig. Madac). 1877, p. 143 (e.r Schl. MS.). 

 Tylas madagascarieusis, Grandid. lif Milne-Edicards, Hist. Phiis. 



Madag. pis. 143, 144. 



Adult. General colour above ashy grey, washed with light olive- 

 brown, especially on the lower back and rump ; wing-coverts like 

 the back ; quills dark brown, externally margined with ashy brown, 

 the secondaries with ashy grey, the innermost being like the back ; 

 tail light brown, with indistinct dusky cross bars under certain 

 lights ; crown of head and nape glossy black, the forehead ashy grey ; 

 lores darker ashy grey ; feathers round the eye and upper edge of 

 ear-coverts black ; cheeks, sides of face, and sides of neck white, the 

 latter almost forming a collar round the hind neck ; throat and abdo- 

 men white ; fore neck and breast, sides of body, and thighs light 

 fawn-buff, the under tail-coverts the same but paler ; under wing- 

 covcrts dark slaty grey, the inner ones and the axillaries fawn-buff; 

 lower under wing-coverts whitish ; quills dark brown below, ashy 

 along the inner web. Total length 7*1 inches, culmeu 0-U, wing 4-4, 

 tail 3-4, tarsus 0'85. 



Schlegel's Black-headed Bulbul is found in the vicinity of Mou- 

 roundava, in South-western Madagascar. 



a. Ad. sk. Madagascar ( T'fnvflKj-). E. B. Sharpe, Esq. 



4. Tylas fulviventris. 



Adidt male. Similar to Ti/las eduardi, but having the throat pure 

 white, instead of black. (Mas. Lu(jd.) 



