FULMAR PETREL. 357 



Other rarer birds of the Family ProceUariidce : — 



GREAT SHEARWATER. 



PUFFINUS MAJOR. 



Genus Puffinus. 



This bird does not breed here but is a frequent 

 visitor, often coming in large numbers to the Scilly 

 Isles and the south-west of England. 



DUSKY SHEARWATER. 



PUFFINUS OBSCURUS. 



Genus Puffinus. 



A bird which has been twice captured in the British 

 Isles. 



SOOTY SHEARWATER. 



PUFFINUS GRISEUS. 

 Genus Puffinus. 

 An occasional visitor. 



FULMAR PETREL. 



FULMARUS GLACIALIS. 



Genus Fulmus. 



This bird breeds in and around St. Kilda ; to other 

 parts it is a rare straggler. It lays one egg, pure 

 white, which can at once be distinguished by its musky 

 smell. 



