THE JOURNAL 



OF THE 



SODTH AFRICAN ORNITHOLOGISTS' UNION. 



Vol. VI. DECEMBER 1910. No. 2. 



IX. — Remarks upon some further (jnoslly hitherto undescrihed 

 or unfigured) Eggs of certain South African Birds. By 

 John a. Bucknill, M.A., F.Z.S.', M.B.O.U., and 

 G. Henrik Gronvold. 



(Plate TI.) 



TuRDUS CABANisi [Bp.], Cab. Cabanis's Thrush. (PI. II. 

 fig. 1.) 



The eo-or fio-ui'eJ is one of a clutch of three taken at 

 Kromdraai, in Natal, on November Uth, J i>03, by Mr. Austin 

 Roberts. The eggs are now in the collection of the Transvaal 

 Museum, Pretoria. 



The clutch was previously shortly described by Mr. 

 Bucknill in this Journal (October 1908, p. 83), but the egg 

 of this species does not seem to have been described before 

 that date or figured prior to the representation on the plate 

 exhibited to this paper. 



The eggs are of bluish-green ground-colour, one slightly 

 lighter and more yellowish than the others. They exhibit 

 (a) underlying blotches and spots of lavender and yellowish- 

 lavender, some pale and some well defined ; (li) umber-brown 

 surface-spots of about ^ inch in diameter. 



The above markings are evenly and fairly boldly distri- 

 buted over the whole of the eggs, whilst in addition there are 



VOL. VI. 4 



