60 BIRDS. 



2. CHLORIS, Boie. Blue Yellow - Backed 



Warblers. 

 =^Parula^ Bonaparte. 

 = Sylmcola^ Sw. (Preoccupied in Mollusks.) 



1. C. americana, (L.) Jor. Blue Yellow- Backed 

 Warbler. Clear ashy blue; back with a large golden- 

 green patch; yellow below, belly white; a brown band 

 across breast; white wing bars. ? obscurely marked; L. 

 4:|; W. 2^; T. 2. Miss. Valley and E. One of our most 

 elegant species, inhabiting tree-tops. 



3. PROTONOTARM, Baivd. Golde-^ Swamp Warblers. 

 1. P. citrcBa, (Bodd.) Bd. Protuonotary Warbler. 

 Golden - Headed Warbler. Front and lower parts 

 brilliant yellow; back, wings, etc., olivaceous; bill long; 

 L. 5^; W. 3; T. 2^. U. S., southward; N. to Wabash. 

 Valley, in bushy swamps, rather rare, one of the most 

 beautiful of our birds. 



4. HELMITHERUS, Ptafinesque. Swamp Warblers. 



1. H. vermivorus, (Gni.) Bon. Worm-Eating Swamp 

 Warbler. Olive gree head yellowish, with four black 

 stripes; buffy below; $ similar; L. 5^; W. 3; T. 24-. E. 



U. S.; N. to L. Erie. 



5. HELMINTHOPHILA, Ridgw. Worm - Eating 



Warblers. (See Addenda.) 



* Tail feathers conspicuously blotched M'ith white. 



1. H. chrysoptera, (L.) Blue Golden - Winged 

 Warbler. Ashy blue; forehead, crown aiid wing- bars 

 bright yellow; throat and broad stripe through ej'c, 

 black, white belov/; ? duller; L. 5; W. 2^; T. 2|:. S. E. 

 States, rather rare; N. to Green Bay; a beautiful species. 



2. H. pinus, (L.) Blue- Winged Yelloav Warb- 



