PlFFiyCS. 61 



g''. Lower tail-covcrts entirely white. 



A'. Duskj- of Lead extendiug lar below the e}'e, the 

 white being almost confined to throat and 

 fore-neck ; wing 8.30, culnieu 1.23, tarsus 1.55, 

 middle toe, with claw, 1.85. Ilab. Indian 

 Ocean, and southeastward to New Zealand. 



P. gavia (FoRST.). Shearwater.' 



h-. Dusky of head not descending below the eye, the 



ear-coverts and greater part of lores being 



■white; wing G.50, culmen about 1.00, tarsus 



1.25. Mab. Australian seas. 



P. assimilis Gould. Allied Shearwater, 

 e'. Above plumbeous, the la^fger wingcoverts, scapulars, etc., nar- 

 rowly tipped with whitish. 

 Lower parts entirel}' white ; wing 7.30, tail 2.70. culmen 

 1.07, tarsus 1.70, middle toe, with claw, 1.05. JLib. 

 South Atlantic. 



P. elegans Gigl. & Salv.\d. Elegant Shearwater.' 

 c'. Lower parts uniform dusky, or sooty graj- (the chin and throat some- 

 times whitish), 

 rf'. Bill black or dusky. 



e". Culmen much longer than the combined length of the first 

 two divisions of the outer toe. 

 /'. "Wing more than 11.00 ; bill horn-gray or dusky brownish ; 

 under wing-coverts mottled with white and smoky 

 gray, and with dusky shaft-streaks, 

 j". Under wing-coverts gray, transversely mottled with 

 white at tips; length about 16.00, wing 11.15- 

 12.00, culmen 1.60-1.75, depth of bill at base .50- 

 .55, tarsus 2.05-2.15, middle toe 2.05-2.20. Ejg 

 2.58 X 1.78. JTab. North Atlantic, from the New- 

 foundland Banks to South Carolina on the Ameri- 

 can si<lo. 



94. P. Strickland! rviixiw. Sooty Shearwater. 



^'. Under wing-coverts white, transversely mottled with 



gray at tips; wing 11.15-12.00, culmen 1.55-1.70, 



depth of bill at base .45-.55, tarsus 2.12-2.35, 



middle toe 2.05-2.25. Hab. South Pacific, north, 



on American side, to California O.t. P. griseus 



(Gmel.). Dark-bodied Shearwater. 



» Proccllaria gavia FonST., Descr. An. IS! I, US. PuJ^nut gavia Fixscn, Journ. fur Orn. 1S72, 256. 

 » Puffinnt attimilit GoULD, P. Z. S. 1837, 1S6; B. Austr. vii. pi. 59. 



' Pujpnm tUgam OiOLioLi k Salvadori, Ibis, 1SC9, 67, 68. Salvin, Kowlcv's Cm. Misc. jit. iv. 1S76, 256, 

 pi. 34. 



