Jurassic West, Second Edition: The Dinosaurs of the Morrison Formation and Their World SH-5D A small area of Tertiary

A small area of Tertiary volcanic rocks is exposed in the northwestern comer of the quadrangle

and repair of farm machines

William lee Stokes has been a steady contributor to the mapping and interpretation of Utah geology

This map even includes the historic Pony Express route

and numerous activity pages

Jurassic West, Second Edition: The Dinosaurs of the Morrison Formation and Their World SH-5D A small area of TertiaryThe famous bone beds of the Morrison Formation, formed one hundred and fifty million years ago and running from Wyoming down through the red rock region of the American Southwest, have yielded one of the most complete pictures of any ancient vertebrate ecosystem in the world. Jurassic West, Second Edition tells the story of the life of this ancient world as scientists have so far been able to reconstruct it. Aimed at the general reader, Jurassic West,