32 



CHAPTER I 



/• typ. 



(Sandwich Tern) 

 W & S Eur. 



THALASSEUS (sterna) sandvicensis Lath. 



sbsp. acuflavidus Cab. 



(Cabot's Tern) 



Atl. coast of N. Amer.: Virg.-W. Ind. 



Charadriiformes, Alcae 



ALCA TORDA L. 



(Razor-billed Auk; Razorbill) 



/• typ- 



Nova Scot.-Labr., Greenl., Icel., NW 

 Eur.-White Sea. 



sbsp. britannica Ticeh. 

 Faeroes, Brit. Isl., W France. 



sbsp. atlantis 

 Salom. 



Maine-Labr.; Icel., 

 W Scand.-Brit. Isl. 



CEPPHUS (uRIA) GRYLLE L.^ 



(Black Guillemot) 

 /• typ. 



Baltic Sea. 



sbsp. niandti 



Mandt 



NE Greenl., Spitzb., 



N. Zeml., arct. Sib. 



sbsp. arcticiis Brehm 

 Labr., Baffins L., Greenl. 



sbsp. idtimiis 



Salom. 



Arct. isl. of N. 



Amer., N Labr., N 



Greenl. 



/■ typ. 

 (Atlantic Puffin) 

 Ungava-Maine; S 

 Greenl., Icel., Bear Isl., 

 N Norway. 



FRATERCULA ARCTICA L. 



sbsp. naumanni Nort. 

 (Large-billed Puffin) 

 N Greenl., Spitzb., N. 

 Zeml., Kola Penins. 



sbsp. grabae Brehm 

 (Southern Puffin) 

 Faeroes, Brit. Isl., W 

 France, S Scand. 



URIA AALGE Pont. 



/• typ. 



4 sbspp. 



(Atlantic Murre; 



Northern Guillemot) 



Nova Scot.-Labr.; NW Eur. 



Greenl., Icel.- 



Scotl., Heligol., 



Scand., N. Zeml. 



sbsp. inornata 

 Salom. 



NE Asia; Alas. 

 Wash. 



sbsp. calif ornica 

 Bryant 

 (Californian Murre) 



Calif. 



^ The sbspp. of Cepphus grylle seem to be little pronounced and have often been treated 

 differently. 



