TITANOTHEEES OF ANCIENT WYOMING, DAKOTA, AND NEBRASKA 



Figure 60. — Diagrammatic horizontal section of the Washaliie Basin, southern Wyoming, from north to 



After Granger (1909.1). This section stiows tlie Uintatheriiim- Manteoceras zone (Washakie A, lower brown sandstones), discovered by the American Museum in 

 1893; Metarhinus zone (Washalcie B 1), base of the original "Washakie" formation of Hayden and Cope; DolichoThinus-Eobasileus zone (Washakie B 2), sumrnit 

 of the original "Washakie" formation of Hayden and Cope; "Adobe Town," rougtJy eroded area in which Amymion antiquus, Achaenodon, etc., were dis- 

 covered by the Princeton espedition of 1878. The numbers show locations of lithologic specimens studied by Johannsen. 



FiGTJEE 61. — Sketch map of the Washakie Basin region, in southern Wyoming 



After Granger (1909.1) from Clarence King (1876.1). The shaded area is the "Washakie" formation of Hayden, mapped by King and 

 the United States Geological Survey as the Bridger formation. 



