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ORD. III. GENUS IV. PETREL. 



Bill, ftraight; but hooked at the end. 

 Nostrils, cylindrical, tubular. 

 Legs, naked above the knees. 



Toes, three forwards ; inftead of the hind toe a fharp fpur, pointing 

 downwards. 



SPECIES I. FULMAR PETREL. 



PI. 218. 



Procellaria glacialis. Lin. Syft. I. p. 213. 

 Le Petrel cendre. Brif. Orn. VI. p. 143. 



This bird is the fize of the winter gull. The bill is very ftrong, much 

 hooked at the end, and of a yellow colour : the noftrils are compofed of two 

 large tubes lodged in one fheath : the head, neck, all the under parts of the 

 body and tail, are white : back, and wing coverts, afh-colour : quill feathers, 

 dufky : legs, brownifh yellow. 



It breeds in the northern parts of Great Britain, and lays two white eggs. 

 See PI. XLVIII. Fig. 1. 



