22 



PETRELS. FULMARS. 



a. Yellow-billed Albatrosses; Thalaissogeron. 



Upper division of bill-covering, narrow with a strip of na- 

 ked skin extending from nasal tubes to base. Dark slaty 

 above : white beneath. 



1. YELLOW-NOSED ALBATROSS. T. CULMINATUS. 

 36.00 long ; rump and upper tail coverts, white ; tail, grayish ; 

 head, varying from white tinged with slaty to grayish ; dark 

 space bofore and behind eye and a white spot on lower eye- 

 lid. Indian and South Pacific Oceans; accidental in the 

 Gulf of St. Lawrence. 



B. PETRELS. Procellariidae, 

 Ocean birds of varying sizes. Wings, shorter than in A, 

 the flight feathers being 30 or less ; nasal tubes, connected, 

 figs. 19, 22, 24. Nests, placed in cavities of rocks or in bur- 

 rows. Species of this group occur 011 all oceans. Food, fish- 

 es, squid, and cuttlefish ; are also fond of fatty matter cast 

 overboard from vessels and will follow them to obtain it. 



a. Fulmars. Fulmarus. 



Birds of the open ocean ; excepting to breed, seldom ap- 

 proaching land; of rather large size and gull-like appear- 

 ance, white with a Fig. 19. 

 bluish mantle; bill, 

 short and stout, as 

 deep as one half its 

 length, fig. 18 ; wing, 

 folding about to tip 

 of tail. Our species 

 have a light (fig. 19) 

 and dark phase of 

 plumage. Common 

 on the ocean. D 9 B, a, 1. 



1. FULMAR, F. GLACIALIS. 18.00 long 

 head, neck, and lower parts, white; upper parts, bluish- 

 gray. Dark phase:- smoky-brown throughout. North At- 

 lantic, breeding on St. Kidda and other Scottish islands that 

 lie far out to sea : south on the American side, in winter, as 

 far as the Georges Banks. 



1-10 

 Light phase:- 



