BIRDS OF THE BRITISH ISLES. 



429 



Eastern Surtle-fcove, 



THE Eastern Turtle-dove (Turtur Orientalis, Latham) is a 

 very rare irregular autumn migrant to the British Isles; it is 

 also found inhabiting the North-western Oriental Region 

 and South-eastern Palearctic Region. This dove may 

 readily be recognised by the " broad chestnut-brown mar- 

 gins of its dark central scapulars and tertials " 



passenger pigeon. 



THE Passenger Pigeon (Ectopis/es migratorius, Linnasus) is 

 a migratory species, which has occurred several times in the 

 British Isles, and in summer is found inhabiting North 



