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Fossils |
Fossils are traces of existence, a record of life as it has evolved through the long span of geologic time. But fossils are not just objects on display at museums, they are abundant in thousands of places in North America, waiting to be found and collected by anyone who cares to.
This guide covers over 700 fossils, 420 in complete detail, with 474 full colored identification photographs, 33 color photos of fossiliferous rocks and outcrop formations, and 15 maps showing the distribution of fossil-bearing rock deposits of the various geological ages.
Explains what a fossil is and how they are formed. A lengthy, comprehensive treatise on life and geologic time explores the various periods, the position of the continents during these periods, life on land and in the sea, land plants, the possible causes of the six major extinctions and more.
Each fossil's scientific name is given as well as its age and distribution along with comments on notable aspects. Includes a geologic time chart, list of major fossil collections and geological survey offices of the United States and Canada, glossary and index. 846 pp., vinyl-bound.
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