EXPLORiNU KXI'KDITION l'K'OM SANTA FE TO JUNCTION OK GRAM) AND GREEN RIVERS. 



DESCRIPTIONS 



OP I HE 



CRETACEOUS FOSSILS 



I <M LECTED on THE 



SAN JUAN EXPLORING EXPEDITION UNDER CAPT. J. N. MACOMB, U. S. ENGINEERS. 



e. b. meek. 



