This Collection has been assembled to provide background into the history of life on Earth.

• Collection Contains Real Fossils Collected from Multiple Locations
• All Major Methods of Fossilization Represented
• Identification Key Included
• Average Sample Size: 1/2 to 1"
• Fifteen Fossils Included

Each set contains individually numbered specimens housed in a compartmented collection box with removable tray and key list. The average sample size is 1/2 to 1".

This illustrative set of 15 fossils displays examples of the primary forms of fossilization including direct replacement (pyritization, calcification, silification), molds and casts, distillation (carbonization), and unaltered remains.