LlSl OF THE BIRDS OF EASTERN NORTH AMERICA. 327 



Subfamily ALLINi^. Dovekies. 



^•«^^- Genus ALLE. Link. 



17 (34) ALLE ALLE. (Linn.) Dovekie. Little Auk. 



Coast of North Atlantic from eastern Arctic Ocean ; south in winter to 

 Long Island. 



ORDER LONQIPENNES. 



Long-winged Swimmers. 

 FAIHILY STERCORARIID/E. Skuas and Jaegers. 



Genus JWEQALESTRIS. Bonai'. 



18 (3.5) MEQALESTRIS SKUA. (Brunn.) Skua. 



North Atlantic ; south to Carolina ; rare on Atlantic coast of United States. 



Genus STERCORARIUS. Bkiss. 



19 (36) STERCORARIUS POMARINUS. (Temm.) Pomarine Jsger. 



North America. 



20 (37) STERCORARIUS PARASITICUS. (Linn.) Parasitic Jsger. 



North America ; ranges in winter to South America. 



21 (38) STERCORARIUS LONGICAUDUS. (Vieill.) Long-tailed Jager. 



North America ; south in winter to Gulf of Mexico. 



FAMILY LARID/E. Qui Is and Terns. 



Subfamily LARIN/C. Gulls. 



Genus PAQOPHILA. Kaup. 



22 (31t) PAQOPHILA ALBA. (Gunn.) Ivory Gull. 



Bare winter visitant to New Brunswick and probably northern New England. 



Genus RISSA. Steph. 



23 (40) RISSA TRIDACTYLA. (Linn.) Kittiwake QuII. 



Arctic regions ; south in winter to Middle States. 



Genus LARUS. Linn. 



24 (42) LARUS QLAUCUS. Brunn. Glaucous Gull. 



Arctic regions ; south to Long Island in winter. 



25 (43) LARUS LEUCOPTERUS. Faber. Iceland Gull. 



Arctic Regions ; south to southern New England in winter. 



26 (i:>) LARUS KUMLIENI. Brewst. Kumlien's Gull. 



Northern species ; south in winter to New England and casually to Middle 

 States. 



