Plesiosaur Tooth in Matrix - 2.092" rockinaboxamber By contrast

By contrast

This chapter in life's evolutionary history marked the rise of amniotes

From our friends at Stemcell Science Shop

This specimen is a fossil fragment of a Sarcosuchus scute

092" crinoid fossil plate that dates to about 323

Plesiosaur Tooth in Matrix - 2.092" rockinaboxamber By contrastFeaturing a long, snake like neck and a stout body equipped with slender paddles, Plesiosaurs are one of the most readily identifiable of all ancient marine reptiles. This specimen is a Plesiosaur tooth embedded in matrix. It was recovered from deposits in Morocco and dates to the Late Cretaceous Period. The exposed tooth measures 2. 092". The specimen ships in a sturdy shipping carton. A small information card is also enclosed that also serves as the