RESTORATION OF TRICRRATOPS PRORSCS (MARSm. 

 About Vso natural size. Specimen at Yale. From Converse County, Wyo. 



taining these fossils were only found in small areas, and that these were practically exhausted. 

 Not 10 per cent of the Jurassic exposures in Wyoming have been examined xip to this date, 

 and even at the old classic escarpments at Como (Aurora) there are lands not prospected and 

 places where quarries can be opened up as large and productive as any ever known. 



"Only a year ago the American Museum expedition found two magnificent skeletons 

 within a quarter of a mile of the railroad, and in sight of several of the quarries opened by 



