National Geographic : 1919 May
e 4 o om 50_ Sat Fe /00 10 20 30 UT10105 - STATUTE MILES o rT,* O TE; TIME; THAT THESE ANIMALS LVED land, prairie in the east and forested near the mountains, in the province of Alherta, Canada, between the Great Lakes and the Rocky Mountains, just north of the Canadian boundary. O N D A K O T Ste loe eae fe N D Bismark thi ion found in the rocks, indicating that an inland sea, which extended from the Gulf of Mexico OLOREF T E NeB I times dwelt a host of reptiles known as dinosaurs (see pages 407 and 409).ha bound ,y0nne Seo T 2 THE ALT HSA--M---------- -- -- I n iRemains have been found. times dwelt a host of reptiles known as dinosaurs (see pages 47 and 4o). times dwelt a host of reptiles known as dinosaurs (see pages 407 and 409).