60 BIEDS. 



2. PAR U LA, Bonaparte. BLUE YELLOW - BACKED 



WARBLERS. 

 = C Moris, Boie. 



= Sylvicola, Sw. (Preoccupied in Mollusks.) 

 1. P. americana, (L.) Bon. 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. PROTONOTARIA,^\r&. GOLDEN SWAMP WARBLERS. 

 1. P. citrcea, (Bodd.) Bd. PROTHONOTARY WARBLER. 

 GOLDEN - HEADED WARBLER. Front and lower parts 

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

 L. 5i; 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, Rafinesque. SWAMP WARBLERS. 



1. H. verm Ivor us, (Gm.) Bon. WORM-EATING SWAMP 

 WARBLER. Olive gree head yellowish, with four black 

 stripes; buffy below; ? similar; L. 5J; W. 3; T. . E. 

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



5. HELMINTHOPHAGA, Cabanis. WORM -EATING 



WARBLERS. 

 * Tail feathers conspicuously blotched with, white. 



1. H. chrysoptera, (L.) Bd. BLUE GOLDEN- WINGED 

 WARBLER. Ashy blue; forehead, crown and wing bars 

 bright yellow; throat and broad stripe through eye, 

 black, white below; $ duller; L. 5; W. 2|; T. 2. S.E. 

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



2. H. pinus, (L.) Bd. BLUE -WINGED YELLOW WARE - 



