68 BIRDS. 



10. GEOTHLYPIS, Gahnnis. Geound Warblees. 



1. G. frichas, (L.) Cab. Maeyland Yellow Theoat, 

 Black -Masked Geoukd Waeblee. Olive green; fore- 

 head and broad mask extending down sides of head and 

 neck jet black, bordered behind with clear ash; under 

 parts yellow, clear on throat and breast; $ obscurely 

 marked, without black mask and with less yellow; L. 4^; 

 W. 3i; T. 2^. U. S., abundant in thickets; a pretty 

 bird with a lively song. 



2. G. Philadelphia, (Wils.) Bd. Mouening Waeblee. 

 Bright olive, clear yellow below; head ashy; throat and 

 breast black, the feathers usually ashy - skirted (as 

 though the bird wore crape, hence " Mourning Warb- 

 ler"); $ and 3 not in full plumage almost exactly like 

 0. agilis, but the tail as long as wings; L. 5^; W. 3:^; 

 T. 3i. E. U. S., rather rare, in dense thickets. 



//. ICTERIA, Vieillot. Yellow -Bebasted Chats. 



1. I. virens, (L.) Bd. Yellow -Bebasted Chat. 

 Olive -green; throat and breast bright yellow; belly 

 abruptly white; lores black, a white superciliary line; 

 wings and tail plain; tarsus almost booted; L. I-^; W. 

 3i; T. 3i. U. S., southerly; N. to Mass. and Wis. {Cope- 

 land.) A loud, quaint songster, often placed with the 

 VireoSf but having little aiBnity with any of our groups. 



12. WILSONIA, Nuttall. Fly -Catching Waeblees. 



^^^Myiodioctes, Audubon. 

 1. W. mitrata, (Gm.) Bon. Hooded Fly - CATCHiifG 

 Waeblee. Yellow- Masked Waeblbk. Bright yellow- 

 olive, crown and neck all around jet black, enclosing a 

 broad golden mask; under parts from the breast bright 

 yellow; tail with white blotches; ¥ olive instead of 



