Birds' Eijga in the Transraal Maaexm. 91 



They arc of a sliglitly tapering oval shape ; smooth texture 

 and fairly glossy surface. 



Colour. The ground-colour is white ; the obtuse end is 

 spotted with dots of light brown tinged with rusty red ; the 

 spots show a marked tendency to zone, and in one specimen 

 form a regular cap ; a very few spots are found over (he 

 lower portion of the eggs. 

 Sizes. Max. length 20 6 mm. 

 Min. „ 18-0 ,. 

 Mean „ (18 eggs) 19-4 mm. 

 Max. breadth 15-0 mm. 

 Min. „ 14-0 „ 

 Mean „ (18 eggs) 14 "2 mm. 



355. DiCRURUS afer(A. Licht.). (Fork-tailed Drongo.) 



1. Clutch 3 : 21. 11. 05. Potchefstroom, Transvaal : 



e coll. Austin Roberts. 

 Shape oval ; texture smooth ; surface glossy. 

 Colour. Pure white. 

 Sizes. 24-8 x 19-0 ; 24-8 x 19-0 ; 24-G X 18-8 mm. 



2. Clutch 3 : 16. 12. 99. Karkloof, Howick, Natal : 



same collection. 



Similar in shape and texture, but more gloss. 



Colour. Ground-colour a creamy fawn, boldly splashed 

 with superficial spots and splashes of varying shades of 

 reddish-brown and sub-surface markings of greyish-lilac. 

 The splashes are most numerous towards the obtuse end. 



Sizes. 23-9 x 18-5 ; 24-0 x 18-0 ; 24-6 x 18-G mm. 



3. Clutch 3 : Dec. 1896. Grahamstown, Cape Colony : 



e coll. R. H. Ivy. 



Similar in shape, t(!xture, and gloss, but ground-colour 

 white with small s{)ots — none larger than a pin's head — 

 chiefly at obtuse end, superficially of deep brown, ahnost 

 black, and where sub-surface of lilac appearance. 



Sizes. 236 X 18-0 ; 25-4 x 19-0 ; 24-0 x 18-6 mm. 



4. Clutch 3 : Oct. 1898. Same locality and collection as 



clutch !). 

 Similar to clutch 2^ but superlicial splashes bolder and 



