Monday, January 11, 2010

Pennsylvanian Period Plants

Fossil plants from the Pennsylvanian Period (about 318 to 299 million years ago) on display at the Indiana State Museum.

This first fossil is a Neuropteris plicata.  It is some type of seed fern.

Next fossil is an Annularia stellata.

This next fossil is an Asterotheca oreopteridia.

This last fossil is an Annularia radiata.

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