HEATKEYS

All aspects of the biology and classification of trilobites, including morphology, ecology, localities, reproduction, development, behavior, biostratigraphy, etc.

Virtual Fossil Museum Pictures of Fossils Across Geological Time and Evolution

The Atlantic covers news and analysis on politics, business, culture, technology, national, international and food on the official site of The Atlantic Magazine.

Large Variety of Fossils and Ancient Prehistoric Artifacts For Sale

An educational resource providing information on fossils, geologic history and earth science. Topics include fossil formation, geologic time, earth science lesson plans, and activities for kids.

Explore the updated online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of articles, biographies, videos, images, and web sites.

The Utah Geological Survey investigates and reports on Utah

No animal better captures the drama of evolution and extinction. Long before the fish inhabited the seas and the Dinosaurs roamed the land, Trilobites appeared some 600 million years ago during the Cambrian period. They belonged the phylum Anthropoda...

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