By: National Audubon Society
A detailed field guide to make fossil identification easy! This first all-photographic field guide to fossils features 474 full-color identification pictures of fossilized sponges, corals, trilobites, shells, teeth, and bones. Also included are 33 photographs of fossil-bearing rocks and outcrop formations, plus 15 maps. It also overviews the geologic ages and history of life on earth from the Precambrian Eon to the Pleistocene Epoch. It includes a glossary of terms and a listing of geological survey offices in the United States and Canada.