OF BRITISH BIRDS. 33 



Lanius rufits. 

 Turtur auritus. 

 Columba oenas. 

 Botaurus minutus. 

 Sterna minuta. 



The breeding-range of thirteen species may be regarded as exclusively 

 subtropic : — 



SaxicoJa deserti. 



Saxicola stapazina. 



Sylvia orplieus. 



Sylvia galactodes. 



Alauda brachydactyla. 



Emberiza melanocephala. 



Cucidus glandarius. 



Falco cenchris. S 



Neophron percnopterus. 



Gyps fulvus. 



Cursorius gallicus. 



Glareola prathicola. 



Fuligula rufina. 



The breeding-range of one species is subtropic and tropic : — 



Ardea comata. 



Species whose Breeding-range extends from the Atlantic to 



Longitude 60°. 



The breeding-range of four species of British Birds extends from the 

 Atlantic as far east as the Ural Mountains, about longitude 60°. They 

 all breed in a subarctic climate, but the range of the last mentioned is also 

 subtropic : — ■ 



Accentor modularis. 

 Lanius excubitor. 

 Parus cristatus. 

 Parus cceruleus. 



