tmn-nniwn. 



■hite thr:.i;it-liaiiil. 



I. Thn 



II. Throat black 



A. Head black 



B. Head ashy. 



III. Throat whitish. 



A. Back spotted with white. 



B. Back margined with grayish. 

 r. Willi;- i iver 13 inchi - long. 

 2. Winy under [3 inches long. 



319. Red=throated Loon. 



317. Loon. 



318. Black=throated Loon. 



319. Red=throated Loon. 



317. Loon. 



318. Black-throated Loon. 



Family 3. Ai.cidak. Murres, Auks, Puffins. 



One member of this family has been found on Lake Erie after a severe northeast storm. It 

 no lil thers will be found there again under normal conditions. Birds comprising this 



family arc ocean birds, and being short winged, do not wander inland voluntarily. 



320. Brunnich Murre. 



