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Favosites alcyonaria is a species of fossil corals from the Silurian, Devonian, and Carboniferous strata.

Fossil Coral

Favosites alcyonaria is a species of fossil corals from the Silurian, Devonian, and Carboniferous strata.

A section of the Paleozoic rocks found in the Mississppi basin illustrating the periods and ages.

Paleozoic Rocks

A section of the Paleozoic rocks found in the Mississppi basin illustrating the periods and ages.

One of the founders of modern geology.

Adam Sedgwick

One of the founders of modern geology.