Fossil Ginkgo Leaf - 2.938" marineavianreptile This particular specimen is a

This particular specimen is a stone chopper

Above: Space Shuttle Challenger LRSI Tile with typical NASA scrap tags

Birth of the Solar System

The fish come in two sizes

Fossil Ginkgo Leaf - 2.938" marineavianreptile This particular specimen is aThe Ginkgo tree is a beautiful plant with fascinating fan like leaves that turn a rich gold in autumn. First appearing in the Jurassic Period, this magnificent gymnosperm has changed very little over the past several million years, making the modern tree a living fossil of its prehistoric ancestors. This specimen is a 2. 938" fossil Ginkgo cranei leaf from the Sentinel Butte Formation in North Dakota. This formation and the fossil are from the