PrCNONOTUS. 



315 



Pycnonotus capensis {Linn.). 



Ixos capensi?, Thien. Fortpjlanz. yes. Tmj. tab. xxvii. figs. 13, a, h, c 



(1845-54). 

 Pycnonotus capensis, Sharpe, ed. Lai/ard'n Ih'nJs S. Africa, p. 207 (1875- 



84); Drcssrr, Birds Eur. iii.' p. 361 (1875); iiharpe, Vat. Birds 



B.M.y'i. p. 130 (1881); Kchrk. Kat. Eirrsanvnl. p. 44 (1899); 



Sharpe, Hand-l.m. p. 3^9 (1901); Stark, Birds S. Africa, ii. p. 01 



(1901). 



The eggs of the Cape Yellow-vented Biilbul in the Collection are 

 of various types, aud measure from -8 to "92 in length, and from 

 •62 to -7 in breadth. 



2. S.Africa. E. L. Layard, Esq. [P.]. 



3. S. Africa (E. L. Layard: Tristram Crowlev Bequest. 



Coll.). 



4. S. Afnca. Crowley Bequest. 



Pycnonotus layardi, Gimmj. 



Pj'cnonotus nigricans {nee V.), Gurney, Ibis, 1860, p. U09. 



Pycnonotus layardi, Gurney, Ibis, 1879, p. 390; Sharpe, Cat. Birds 



B.M.\i.-p. 132 (1881); Nehrk. Kat. Eiersavwd. p. 44 (l.s99); 



Marshall, Ibis, 1900, p. 229; Sharpe, Hand-l. iii. p. 329 (1901); 



Stark, Birds S. Africa, ii. p. 63 (1901). 



The eggs of Layard's Yellow-vented Bulbul in the Collection are 

 closely alike and of the densely-spotted type of coloration. They 

 measure from "SG to -90 in length, and from '62 to 65 in breadth. 



3. Natal. T. Ayres, Esq. [C.]. 



3. Natal. T. Ayres, Esq. [C.]. 



Pycnonotus nigricans ( VieilL). 



Pycnonotus nigricans, Andersson, Birds I)amara-l. p. 119 (1872) ; Sharjje, 

 Cat. Birds B. M. vi. p. 134 (1881); id. Iland-l. iii. p. 330 (1901) ; 

 Stark, Birds S. Africa, ii. p. 64 (1901). 



The eggs of Vieillot's Yellow-vented Bulbul in the Collection are 

 speckled and also marked with small blotches. They measure 

 respectively : -93 by '67 ; "8 by -62 ; -82 by -63. 



3. Ondonga, Ovampo-Iand, April ( C. J. Crowley Bequest. 

 Andersson : Tristram Coll.). 



Pycnonotus xanthopygus {Hemirr. cj- Elir.). 

 (Plate X. fig. 19.) 



Ixos xanthopvgiiis, Tristram, Ibis, 1859, p. 30 ; 1865, p. 81 ; 1866, 



p. 202. 

 Pycnonotus xanthopvgus. Dresser, Birds Eur. iii. p. 357 (1875) ; Sharpe, 



Cat. Birds B. Si. vi. p. 135 (1881) ; Ne/trk. Eat. Eiersuniml. p. 44 



(1899); Sharpe, Hand-l. iii. p. 330 (1901). 



