Synopsis of Orders and Families. 



EVENING GROSBEAK. 



CARDINAL 



Family 53. FINCHES, SPARROWS, ETC. FRINGILLID^E. 



Bill short, stout, conical; third or fourth primaries longest; first about half an inch 

 shorter; the majority are small birds and but few are over eight inches in length. 



SUMMER TANAGER. 



Family 54. TANAGERS. TANAGRID^E. 



Bill somewhat finch-like but more swollen in outline; the upper mandible, in typical 

 forms, toothed or dentate. 



TREE SWALLOW. 



Family 55. SWALLOWS. HIRUNDINID/E. 



Bill short, broad and flat; feet small and weak; wings long and narrow; tail notched 

 and sometimes forked; birds of the air, feeding while on the wing. 



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