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(DSM# 10768) Mississippi is home to the largest deposits of petrified wood east of the Mississippi.

(DSM# 10769) Mississippi is home to the largest deposits of petrified wood east of the Mississippi.

(unnumbered) Plant fossils can be extremely useful in studies to determine past climates. They can also be used to better understand the relationships between plants and insects.

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This drawing will help you learn the different parts of a clam. The beak and teeth are usually the thickest part of th clam so that is the area that is most often preserved. Steinkerns (internal molds) are quite common.