28o Field Museum of Natural History — Zoology, Vol. IX. 



Subfamily tETHIIN^E. Auklets, Guillemots, etc. 



Genus SYNTHLIBORAMPHUS Brandt. 



6. Synthliboramphus antiquus (Gmel.). 



Ancient Murrelet. 



Adult in summer: Size, small; depth of bill, more than half its 



length; sides of neck and stripe on side of occiput and through the 



eye, white; rest of head, black; back, plumbeous, with lateral streaks 



of white; under parts, white. 



Adult in winter: Head, dusky; back, plumbeous; throat and under 

 parts, white. 



Length, about lo inches; wing, 5.40; bill, .65. 

 Mr. Geo. B. Sennett states that he examined an adult mounted 

 specimen of this species at " Koshkonong Place," which was killed 

 late in October, 1882, on Lake Koshkonong, Wisconsin, by Rev. G. E. 

 Gordon (Auk, 1884, p. 98). The occurrence of a bird of this species 

 in Wisconsin is, of course, miost extraordinary. Its true habitat is 

 the North Pacific ocean, from Vancouver Island northward. 



Subfamily ALLIN^. Dovekies. 



Genus ALLE Link. 



6-1. AUe alle (Linn.). 



DovEKiE. Little Auk. 



Distr. . Coasts of north Atlantic and eastern Arctic oceans ; casual 



in winter on the Atlantic coast as far south as New Jersey ; accidental 



in Michigan and Wisconsin. 



Dovekies. 



