DAMON. 1 



NORTH AMERICAN GEOLOGY. 



249 



Colorado — Continuecl. 

 1874. Gold Hill mining region, Mar- 

 vine. 

 Report on vertebrate paleontol- 

 ogy, Cope. 

 Cretaceous flora of Western Ter- 

 ritories, Lesquereux. 

 Age of western liguite,StevenF:on. 

 Report of survey of Colorado for 



1873, Hayden. 

 Lignites and flint beds of west- 

 ern America, Newberry. 



Lignite flora of the far West, New- 

 berry. 



Notes in geology along Union 

 Pacific Railroad, Kneeland. 



Report on South Part district, 

 Peale. 



Report on Middle Park, Mar- 

 vine. 



Vertebrate of Cretaceous of the 

 West, Cope. 



Stratigraphy of Pliocene of north- 

 ern Colorado, Cope. 



Formation of lignite of Rocky 

 Mountain region, Lesquereux. 



Age of lignite of Rocky Moun- 

 tains, Lesquereux. 



Reconnaissance in Ute country, 

 Prout, Hawn, F ; Hawn, L. 



Lignitio formation and its flora, 

 Lesquereux. 



Cretaceous age of lignite of the 

 West, Cope. 

 1875. Report on portions of Colorado, 

 Hayden. 



Sand dunes of San Luis Valley, 

 Ingersoll. 



Peculiar forms of erosion m east- 

 ern Colorado, Hayden. 



Uranium, etc., in Tertiary of Col- 

 orado, Berth oud. 



Fossils west of Greeley and 

 Evans, etc.. Col., Meek. 



Geology of portion of Colorado 

 surveyed in 1873, Stevenson. 



Report on jjorth western New 

 Mexico, Cope. 



Whale lode of Park County, Jer- 

 negan. 



Exploration of the Colorado, 

 Powell, J. W. 



Mines and geology of San Juan 

 County, Endlich. 



Ancient lake basins, Marsh. 



Colorado — Continued. 



1875. Wheeler's zweite Expedition 



naoh Neu-Mexiko und Colorad o, 

 Loew. 



Geologic chart of the United 

 States, Bradley, P. H. 



Classification and distribution of 

 Cretaceous of the West, Cope. 



Surface features of front range 

 of the Rocky Mountains, Hay- 

 den. 



Erosion by sand, Gilbert. 



Mineralogy, agriculture, chem- 

 istry, eruptive rooks, Colorado, 

 Arizona, and New Mexico, 

 Loew. 



1876. Notes on lignite group of eastern 



Colorado, etc., Hayden. 



Age of lignitic rocks, Dana, J. D. 



Report of survey for 1874, Hay- 

 den. 



Report on geology, by Stevenson, 

 Dana, J. D. 



Report on Elk range. Holmes, 

 W.H. 



Ice near summit of Mount Mc- 

 Clellan, Berthoud. 



Report on middle division, Peale. 



Geology near Canyon City, Wil- 

 liams, S. 6. 



Review of fossil flora, Lesqnereux. 



Uinta Mountains, Powell, J. W. 



Paleontology of plateau prov- 

 ince. White, C. A. 



Ore-bearing rocks of Colorado, 

 Hayden. 



List of minerals and rocks, Loew. 



Geology between Leavenworth 

 and the Sierra Nevada, Engle- 

 mann. 



List of minerals and rocks, Loew. 



Age of angiospermous plants re- 

 ferred to the Cretaceous, Dana, 

 J. D. 



New plants from Dakota group, 

 Lesquereux. 



Cretaceous and Tertiary fossils 

 of the Upper Missouri, Meek. 



Cretaceous and Tertiary fossils 

 of Upper Missouri country, 

 Gabb. 



Colorado plateau province, Gil- 

 bert. 



Expedition from Santa Fe to the 

 Colorado, Newberry. 



