What are the most common types of fossils found in Florida?

The most common four types of fossils are:

• mold fossils
• (a fossilized impression made in the substrate - a negative image of the organism)

• cast fossils
• (formed when a mold is filled in)

• trace fossils = ichnofossils
• (fossilized nests, gastroliths, burrows, footprints, etc.)

• true form fossils
• (fossils of the actual animal or animal part).