Family TURDIDAE. 

 Turdus pilaris L. Fieldfare. 



(Plate 70, fig. a-d). 

 (Snouckaert: Avifauna Neerlandica, p. 45, No. 107). 



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: 



green, in various shades; sometimes yellow- 

 ish grey. 



rusty red; yellowish brown; as a rule the 

 spots are more sharply defined and coarser 

 than merula-eggs, while small dark brown 

 veins occur on the basal part more fre- 

 quently than on eggs of the last named 

 species. 



28.8 X 20.8 millimetres. 



0.36 gram. 



not specially characterized. 



frequently short oval, but on the whole 

 varying strongly in shape. 



consists of vegetable material, mostly thickly 

 intermixed with earth. 



in all sorts of leaf and coniferous trees. 



5-6. 



May— June. 



about 16 days. 



