In this second book on Paleozoic fossils, over 840 all new specimens from this period are provided, organized by biologic (taxonomic) position. It is a real eye

Over 670 color photos reveal the Paleozoic plants that covered the earth from 500 to 260 million years ago, well before the dinosaurs roamed the world. These pl

Explore the rich fossil record of the Paleozoic Era, from the Cambrian (545 million years ago) through the Permian (almost 300 million years ago) with 650 high

This valuable book provides information on fossils, fossil collecting, and price ranges for most specimens illustrated. The comprehensive text begins with the e

Trilobites were some of the most successful and versatile organisms ever to exist. Among the earliest forms of complex animal life, these hard-shelled marine in