230 CHECK-LIST OF NORTH AMERICAN BIRDS. 



448. Tyrannus vociferans SWAINS. 



Cassin's Kingbird. 



Tyrannus vociferans SWAINS. Quart. Jour. Sci. XX. 1826, 273. 

 [B 127, C 245, R 307, C 371.] 



HAB. Western United States, from the western border of the Plains 

 to Southern California, south to Guatemala. 



GENUS PITANGUS SWAINSON. 



Pitangns SWAINSON, Zool. Journ. III. July, 1827, 165. Type, Tyran- 

 nus sulphuratus VIEILL. 



449. Pitangus derbianus (KAUP). 



Derby Flycatcher. 



Saurophagus derbianus KAUP, P. Z. S. 1851, 44, pi. xxxvi. 

 Pitangus derbianus SCLATER, P. Z. S. 1856, 297. 



[B - C -, R 308, C 364.] 



HAB. Valley of the Lower Rio Grande in Texas, south to Northern 

 South America. 



GENUS MYIOZETETES SCLATER. 



Myiozetetes SCL. P. Z. S. 1859, 4-6- Type, Muscicapa cayennensis 

 LINN. 



[450.] Myiozetetes texensis (GIRAUD). 



Giraud's Flycatcher. 



Muscicapa texensis GIRAUD, Sixteen Texas B. 1841, pi. I. 

 Myiozetetes texensis SCL. P. Z. S. 1859, 5& 



[B , C , R 309, C .] 



HAB. "Texas" (GIRAUD), south to Central America and Northern 

 South America. 



GENUS MYIODYNASTES BONAPARTE. 



Myiodynastes BONAP. Bull. Soc. Linn. Normande*e, II. 1857, 35. 

 Type, Muscicapa audax GMEL. 



