GEN. 1-3 OF KEY. 



1. TURDUS MIGRATORIUS L. 

 Robin. 



la. TURDUS MIGRATORIUS L., 

 var. CONFINIS (Bd.) Cs. 

 St. I^ucas Robin. 



rk TURDUS N^IVIUS GM. 

 Varied Thrush. 



I/ 3. TURDUS MUSTELINUS GM. 

 Wood Thrush. 



I/ 4. TURDUS PALLASI CAB. 

 Hermit Thrush. 



4a. TURDUS PALLASI CAB., 

 var. AUDUBONH (Bd.) Cs. 

 Audubon's Thrush. 



C 4b. TURDUS PALLASI CAB., 

 var. NANUS (Aud.) Cs. 

 .Dwarf Thrush. 



|/5. TURDUS SWAINSONI CAB. 

 Olive-backed Thrush. 



i/5a. TURDUS SWAIWSONI CAB., 

 var. ALICUB (Bd.) Cs. 

 Alice's Thrush. 



' 5b. TURDUS SWAINSONI CAB., 

 var. USTULATUS (Nutt.) Cs. 

 Oreg-on Thrush. 



1/6. TURDUS FUSCESCENS STEPH. 

 ^filson's Thrush. Veery. 



I/ 7. OREOSCOPTES MONTANUS (TOWNS.) BD. 

 Mountain Mocking-bird. 



1/8. MIMUS POLYGLOTTUS (L.) BOIE. 

 Mockingbird. 



