GEN. 1-3 OF KEY. 



1. TUEDTJS MIGRATORIUS L. 



Robin. 



la. TURDUS MIGRATORIUS L., 

 var. coNFiNis (Bd.) Cs, 

 St. liucas Robin. 



2. TURDUS N^VIUS Gm. 



Taried Tlirusli. 



3. TURDUS MUSTELINUS Gm. 



fV^ood Tlirusli. 



4. TURDUS PALLASI Cab. 



Hermit Xtarusli. 



4a. TURDUS PALLASI Cab., 

 var. AUDUBONn (Bd.) Cs. 

 Audubon'is Ttarusb. 



4b. TURDUS PALLASI Cab., 

 vai\ NANUS (Aud.) Cs. 

 Rwai'f Ttarusta. 



5. TURDUS SWAINSONI Cab. 



Olive-backed Xbrusb. 



5a. TURDUS SWAINSONI Cab., 

 var. ALiciiE (Bd.) Cs. 

 Alice'is Tbrusta. 



6b. TURDUS SWAINSONI Cab., . 

 var. USTULATUS (Nutt.) Cs. 

 Oregron Xbrusb. 



6. TURDUS FUSCESCENS Steph. 



^f^ilson's Tbru§b. Veery. 



7. OREOSCOPTES MONTANUS (Towns.) Bd. 



Mountain Mocking-bird. 



8. MIMUS POLYGLOTTUS (L.) Boie. 



Mockingrbird. 



