Søgning Billeder Maps Play YouTube Nyheder Gmail Drev Mere »
Log ind
Bøger Bøger
" Part of these species are known from the Fox Hills beds in other regions, and most of them occur also in the Pierre and Bearpaw shales. It has long been known that the faunas of the Fox Hills and Fort Pierre are too closely related to be considered really... "
Bulletin - Side 54
1905
Fuld visning - Om denne bog

Report of Progress in the Geological Resurvey of the Cripple Creek District ...

Waldemar Lindgren, Frederick Leslie Ransome - 1904 - 456 sider
...Protocardia bnrealis, Tancredia americana, Call'inta cr»sts, and Scaphites nodoxus var. quadranguJaris. Part of these species are known from the Fox Hills...feet of soft, light-colored, yellow sandstones with a 0-foot vein of lignite near the base. These beds may belong to the Laramie as it has been mapped by...
Fuld visning - Om denne bog

Collected papers, Bind 2

John Bell Hatcher - 1903 - 302 sider
...Yoldia) evansi, Avicula nebrascana, Protocardia borealix, Tancredia americana, Callista nebrascemis, and Scaphites nodosus var. quadrangular is. Part of...the base. These beds may belong to the Laramie as it has been mapped by McConnell, although we were unable to find any fossils in them by which to determine...
Fuld visning - Om denne bog

Bulletin of the United States Geological Survey

Geological Survey (U.S.) - 1905 - 232 sider
...Protocardia borealis, Tancredia americana, Callista nel>rascm-sis, and Scaphites nodosus var. quadrangularis. Part of these species are known from the Fox Hills...feet of soft, light-colored, yellow sandstones with a 0-foot vein of lignite near the base. These beds may belong to the Laramie as it has been mapped by...
Fuld visning - Om denne bog

Summary Report of the Department of Mines, Geological Survey for the ...

Geological Survey of Canada - 1927 - 326 sider
...and Hatcher, JB: US GeoT. Surv., Bull. 2S7, p. 55. 36378-2} II I • ao 11 II §6 ll •a .s I1 18 B Pierre and Bearpaw shales. It has long been known that the faunas of the Fox Hills and the Pierre are too closely related to be considered really distinct." E8TEVAN The Estevan beds overlie...
Fuld visning - Om denne bog

Summary Report of the Geological Survey Department

Geological Survey of Canada - 1927 - 350 sider
...Hatcher, JB: US Geo). Surv., Bull. 257, p. 65. 36878— 2J *I aS « a H °i 1 II § P fi«8 ^S '5.2 ° Pierre and Bearpaw shales. It has long been known that the faunas of the Fox Hills and the Pierre are too closely related to be considered really distinct." E8TEVAN The Estevan beds overlie...
Fuld visning - Om denne bog




  1. Min samling
  2. Hjælp
  3. Avanceret bogsøgning
  4. Download ePub
  5. Download PDF