CLASS AVES 



615 



FIG. 504. Types of common passerine birds. (From Judd, Bui. 17, Bur. 

 Biol. Survey, U. S. Dep't Agric.) A, kingbird, Tyrannus tyrannus (TYRAN- 

 NID^:). B, blue jay, Cyanocitta cristata (CORVID^E). C, bobolink, Dolichonyx 

 oryzivorus (!CTERID^E). D, song-sparrow, Melospiza melodia (FRINGILLID^E). 

 E, barn-swallow, Hirundo erythrogastra (HIRUNDINID^E). F, cedar waxwing, 

 Bombycilla cedrorum (Bombycillidae). G, house wren, Troglodytes aedon 

 (TROGLODYTID.E). H, mocking-bird, Mimus polyglottus (MIMID.E). 



