BIRDS OF THE BRITISH ISLES. 405 



(Breat Sbearwater, 



THE Great Shearwater (Puffinus major, F. Faber) is an 

 irregular visitor to the British coasts in autumn. It also 

 inhabits the Atlantic Ocean. The adult is, above, ashy- 

 grey, most of the feathers margined with paler; neck, white, 

 nearly all round; wings and tail, blackish; under parts, 

 white, with pale brown markings on middle of belly and 

 thighs ; irides, dark brown ; bill, dark horn colour ; legs 

 and toes, brown ; webs, dingy flesh colour. Length, from 

 eighteen to nineteen inches. 



Xevant's Shearwater. 



LEVANT'S Shearwater (Puffinus yelkonanus) is an exceed- 

 ingly rare visitor to the British Isles. 



