371 
of the United States. 
Inhabits the sea throughout the globe: common between 
the banks of Newfoundland and the United States, in the 
Mediterranean, &c. 
312. Puffinus anglorum, Ray. Bill one inch and three quar- 
ters long, very slender ; tail rounded, the wings reaching 
somewhat beyond its tip ; tarsus little more than one inch 
and three quarters long. 
Adult glossy black, beneath pure white ; bill blackish. 
Shear-water Petrel , Penn, nee Lath. Manks Puffin , 
Edwards, t. 359. Procellaria anglorum , Temm. Meyer. 
Omitted in my catalogue. 
Inhabits the Arctic seas of both continents : rare and acci- 
dental in the United States, very common in the northern 
British islands. 
313. Puffinus obscurus, Cuv. Bill one inch and a quarter 
long, very slender ; tail rounded, the wings reaching to its 
tip ; tarsus little more than one inch long. 
Adult glossy brownish-black, beneath white : bill blackish. 
Dusky Petrel, Lath. Penn. St. degli Ucc. V. pi. 538. 
Inhabits throughout the temperate and warm seas, never to 
the north : very rare and accidental in the middle states and 
Europe. Not easy to distinguish from the preceding. 
** No hind nail. 
Diomedea, Haladroma , 111. Temm. Ranz. 
70. DIOMEDEA. 
Diomedea, L. Briss. Gm . Lath. 111. Cuv . Vieilh Temm. 
Ranz. 
Bill longer than the head, very* robust, hard, compres- 
sed, straight, suddenly curved at the point ; edges cutting ; 
upper mandible deeply seamed each side, strongly hooked 
at lip, palate vrith two or three raised, cutting, serrated 
