

UiNITED STATliS GKULOGICAL KXl'LOllATlON OF THE rultTlETll rAllALLK 



CLARENCE KING, GEOIXGIST-IN-CIIAIIGE. 



Ill 



PAKT I. 



PALAEONTOLOGY. 



IIV 



F. B. MEEK. 



PART II. 



P ^ L ^E O N T O L O Gf Y 



HY 



JAMES HALT. AND R. P. WHITFIELD. 



.) 



PART II r 



ORNITHOLOGY 



BY 



ROBERT RIDGWAY. 



SUDMITIED TO TUE CUIEF OF ENGINEERS AND PUBLISHED BY OUDEll OF TllE SECRETAIIY OF 

 WAU UNUEB AUTilOUITY 01 OONGRESS. 



ILLUSTUATED BY XXIV I'LATES. 



■ « » I - 



•5a\thso<v5;p< 



MAY 1 1 1987 



WASniNGTON: 



OOVEENMENT PBINTINO OFFICE. 



1877. 



