ALCIDjE — FRATERCULIN^: SEA PARROTS. 



1067 



black. Entire under parts, excepting extreme chin, and including sides of hind head and sides 

 of neck, sooty brownish-Llack, more grayish on belly; lining of wings smoky-gray; under 

 tail-coverts quite black. Wings and tail black, their inner webs brownish-black ; shaft of 1st 

 primary whitisli underneath near 

 base. Bill, feet, and eye-ring 

 vermilion ; basal parts of bill 

 when about to desquamate more 

 yellowish horn color, or even 

 showing the livid color of the 

 subjacent membrane. Rosette of 

 mouth yellow. Iris white. Claws 

 black. Length 15.00-16.00; ex- 

 tent 27.00; wing 7.75; tail 2.75 ; 

 tarsus 1.30; middle toe 2.00, its 

 claw 0.50; outer 1.80, its claw 

 0.40; inner 1.25, its claw 0.50; 

 greatest depth of bill 1.90; great- 

 est width 0.90 ; chord of culmen 

 2.40, of which the terminal part 



is 1.40; gape about 1.90; gonys FiO. 721. -Tufted Puffin. (U A. Fuertes.) 



1.60; greatest depth of upper mandible 1.15; nostrils 0.25. Adults in winter: Plumage as in 

 summer, but crests shed, and white of face replaced by dusky ; feet pale salmon flesh-color; iris 

 " pale blue." Basal part of bill dark, without the above-named deciduous pieces. In birds of 

 the first spring the terminal portion of the bill may be smooth, like the under mandible, and the 

 bill and feet rather orange than vermilion ; at this time the face whitens and the crests sprout. 

 Young : No crests, and no white face. Bill like that of adults in winter after the moult, sad- 

 dled with soft dark skin at base, but smaller, weaker, quite smooth {^' Sagmatorhina lathami," 

 fig. 720), and, like the feet, rather yellow or orange than red. Plumage entirely blackish 



Fio. 722. — Horn-billed Auklet, adult in sumiuer, uat. size. (.From Elliott.) 



above, sooty-brown below, the feathers of helly and Hanks whitish at base; iris brown. Nest- 

 lings in down uniformly sooty, only paler Ix-lovv ; but tlie first feathers of the belly come out 

 white. Coasts and islands of North Pacific, S. iu winter ou the American side to Santa 

 Barbara Islands, southern California, and on the Asiatic side to Japan ; accidental on Atlantic 

 coast to Maine. General habits and economy of other Puffins ; nesting similar. Egg single, 

 rough, dead-white, but showing, besides frequent discolorations, obsolete shell-markings of 



