104 CHECK-LIST OF NORTH AMERICAN BIRDS. 



108. Halocyptena microsoma Coues. 



Least Petrel. 

 Halocyptena microsoma Coues, Pr. Ac. Nat. Sc'. Phila. 1864, 79. 

 [B— , C 586, R y.'o, C 821.] 

 Hab. Coast of Lower California. 



Genus FROCELLARIA Linnaeus. 



Procellaria Linn. S. N. ed. 10, I. 1758, 131. Type, by elimination, 

 P. pelagica Linn. 



104. Procellaria pelagica Linn. 



Stormy Petrel. 



Procellaria pelagica Linn. S. N. ed. 10, I. 1758, 131. 



[B 645, C 587, R 721, C 822.] 



Hab. Atlantic Ocean, south on the American side to the New- 

 foundland Banks. West coast of Africa and coast of Europe. 



Genus OCEANODROMA Reichenbach. 



Oceanodroma Reich. Syst. Av. 1852, p. iv. Type, Procellaria fur- 

 cata Gmel. 



105. Oceanodroma furcata (Gmel.). 



Fork-tailed Petrel. 



Procellaria furcata Gmel. S. N. I. ii. 1788, 561. 

 Oceanodroma furcata Reich. Syst. Av 1852, p. iv. 



[B 640, C 591, R 726, C 826.] 



Hab. North Pacific, south on the American coast to Oregon. 



106. Oceanodroma lencorhoa (Vieill.). 



Leach's Petrel. 



Procellaria leucorhoa Vieill. N. Diet. d'Hist. Nat. XXV. 1817, 422. 

 Oceanodroma leucorhoa Stejn. Orn. Expl. Kamtsch. 1885, 97. 



[B 642, C 588, R 723, C 823.] 



