Family FRINGILLIDAE. 



Pyrrhula pyrrhula europaea (Vieillot). — Common 



Bullfinch. 



(Plate 22, fig. a— c). 

 (Snouckaert: Avifauna Neerlandica, p. 15, No. 24). 



Colour of surface of shell 

 Colour of spots: 



Average dimensions: 

 Average weight of shell: 

 Texture of shell: 

 Shape : 



Nest: 



Site of nest: 

 Number of eggs: 

 Breeding season: 

 Duration of Incubation: 



light sky blue, slightly greenish; dull bluish. 



dark violet brown; cloudy markings lying 

 deeper are of a violet grey appearance. 



19 X 14 millimetres. 



0.119 gram. 



not specially characterized. 



rotund short or oblong. 



consists of vegetable material, sometimes 

 lined with hair. 



in smaller trees and tall shrubs. 



4—5, sometimes 6. 



May— July. 



about 14 days. 



