CHECK LIST OF NEW YORK BIRDS 199 



5 (9) Black-throated loon^ 

 Gavia artica (Linn.) 



6 (11) Red-throated loon 



Gavia lumme (Gunn.) 



Family ALCIDAE Auks, murres and puffins 



7 (13) Puffin 



Fratercula arctica (Linn.) 



8 (27) Black guillemot 



Cepphus grylle (Linn.) 



1 One New York record, Long Island. See Auk, 10 : 265-66 . 



