What is a fossil?
remains of ancient life that have been buried under the sea for hundreds to millions of years. This
includes body fossils, casts, molds, footprints, trackways and feeding traces.
Used to study their evolution, ecology, functional morph
Alabama State Fossil
A reconstructed skull of Basilosaurus, the state fossil of Alabama.
Primitive Whale (Basilosaurus cetoides)
Year Designated: 1984
Basilosaurus ("king lizard") is a genus of early whale that lived 40 to 34 million y
Relative dating is used to arrange geological events, and the rocks they leave behind, in
a sequence. The method of reading the order is called stratigraphy (layers of rock are
called strata). Relative dating does not provide actual numerical dates for th
Abdomen: Posterior portion of the body in most arthropods
Aboral: Direction opposite the mouth in an echinoderm
Abundance Zone - Biostratigraphic zone based on sudden increases in the abundance of a certain fossil (peak
zone, acme zo
The Ediacara Hills is a mountain range in Southern Australia, in an area with abundant
mines, where fossils were first discovered in 1946. At 700 million years ago, it is the
fossil lagersttte, named for the Ediacaran geological peri
FREEZING: The best example of this is in Siberia where thousands of mammoths have been found frozen.
Their flesh and skin are still present. The meat has been thawed and eaten for centuries. What catastrophe
caused thousands of animals to be frozen across