AVES. 23 



TUB IN ARES. 



PROCELLARIIDAE. 



43. Puffinus borealis Cory. 

 Cory's shearwater. 



Cory, Bull. Nuttall ornith. club, 1881, vol. 6, p. 84. "near 

 Chatham Island, Cape Cod, Mass." 

 Pelagic; nest unknown. 



Mass. Uncommon summer and fall visitor offshore. Aug. 2- 

 Nov. 



Pi. I. Uncommon summer and fall visitor offshore. Aug. 15- 

 Oct. 26. 



44. Puffinus gravis (O'Reilly) Salvin. 



Greater shearwater; Hag; Hagdon. 



Procellaria gravis O'Reilly, Greenland, adjacent seas, and 

 northwest pass., 1818, p. 140, pi. 12, fig. 1. "latitude of Cape 

 Farewell and Statfx Hook," Greenland. 



Puffinus cinereus Lath. Audubon, Birds of Amer., 1844, vol. 7, 

 p. 212, pi. 456. 



Pelagic; nest and eggs unknown. 



Me. Common summer visitor offshore. Aug. 10. 

 N. H. Summer visitor offshore: Portsmouth. 

 Mass. Common summer and fall visitor offshore; casual 

 inland (Dover). May 26-Nov. (?Dec. 31). 



R. I. Uncommon summer and fall visitor offshore. 

 Conn. Uncommon summer and fall visitor offshore. 



45. Puffinus griseus (Gmelin) Finsch. 

 Sooty shearwater; Black hag or hagdon. 



Godman, Monogr. petri Is, 1908, pt. 2, p. 145, pi. 38. 

 Procellaria grisea Gmel., Syst. nat., 1788, vol. 1, pt. 2, p. 564. 

 "in hemisphaerio australi, inter 35 & 50." 

 Pelagic; nests in burrows on sea islands. 



