DABTON.] 



NORTH AMERICAN GEOLOGY. 



M3 



Tertiary — Continued. 

 Rocky Mountain-Great Basin Re- 

 gion — Continued. 



1874. Exploration of the Colorado, 



Powell, J. W. 

 Age of western lignite, Steven- 



gon. 

 Report of survey of Colorado 



1873, Hayden. 

 Report on South Park district, 



Colorado, Peale. 

 Santa Fe marls. Cope. 

 Eocene and Pliocene lacustrine 



formations. Cope. 

 Report on San Luis division, 



Colorado, Endlioh. 



1875. Classification and distribution 



of Cretaceous, Cope. 



Report on northwestern New 

 Mexico^ Cope. 



Geology of New Mexico, Cope. 



Surface features of front range 

 of Rocky Mountains, Hay- 

 den. 



Ancient lake basins of the 

 Rooky Mountain region, 

 Marsh. 



Survey of New Mexico for 1874, 

 Cope. 



Report on Utah, Nevada, Ari- 

 zona, and New Mexico, How- 

 ell, E. E. 



Northwestern Wyoming, Com- 

 stock, T. B. 



Report on portions of New Mex- 

 i CO and Arizona surveyed in 

 1873, Gilbert, G. K. 



Geology of portions of Colo- 

 rado surveyed in 1873, Ste- 

 venson. 



Exploration of the Colorado, 

 Powell, J. W. 



Fossils west of Greeley and Ev- 

 ans, etc., Colorado, Meek. 



1876. Maps of parts of California, 



Nevada, Arizona, Utah, New 

 Mexico, and Colorado, Gil- 

 bert, Marvine and Howell. 



Paleontology of Great Basin, 

 exploration by Simpson, 

 Meek. 



Superficial deposits of Ne- 

 braska, Aughey. 



Notes on lignite group of east- 

 ern Colorado, etc., Hayden. 



Tertiary — Continued. 

 Rooky Mountain-Great Basin Re- 

 gion — Continued. 



1876. Review of fossil flora of North 



America, Lesquereux. 

 Tertiary flora and age of North 



American lignite, Lesque- 



reux. 

 Notes on Uinta and Wasatch 



ranges, King, C. 

 Paleontology of Plateau prov- 

 ince, White, C. A. 

 New Tertiary lake basin, Grin- 



nell and Dana, E. S. 

 Geology between Leavenworth 



and the Sierra Nevada, En- 



gelmann. 

 Cretaceous and Tertiary fossils 



of upper Missouri, Meek. 

 Report of surveys for 1874, 



Hayden. 

 Report of middle division of 



survey of Colorado, Peale. 

 Section between headwaters of 



Missouri and Yellowstone, 



Hayden. 

 Age of vertebrate fauna of 



Eocene of New Mexico, Cope. 

 Relations of lignitic group of 



the West, Stevenson. 

 Expedition from Santa Fe to 



the Colorado, Newberry. 

 Uinta Mountains, Powell, J. W. 



J. W. 

 Cretaceous fossils from San 



Juan expedition, Meek. 

 Microscopic petrography sur- 

 vey fortieth parallel, Zirkel. 

 New plants from lignite forma- 

 tions, Lesquereux. 



1877. Lava fields of southern Utah, 



Dutton. 

 Geology of Judith River region, 



Montana, Cope. 

 Results of surveys for 1875, 



Hayden. 

 Age of Rocky Mountains in 



Colorado, Peale, Stevenson. 

 Report of southeast division, 



survey of Colorado, Endlich. 

 Descriptive geology, fortieth 



parallel survey, Hague and 



Emmons. 

 Field work in Teton region, St. 



John. 



