212 



KEY TO THE BIRDS OF EASTERN NORTH AMERICA. 



Plumage, black; wiug, uuder 11.50; tarsus, uuder 2.1U; bill, uuder l.SO. 



Fish Crow. 



Cur V us ossiJ'ra(jus. 

 See No. 368. 



Group 6. Wing, over 15 inches long. 



Kaven. 



General plumage, black. 



Raven. 



Corvus cnrax principalis. 

 See No. 365. 



