Tröodon formosus
Theropod
Late Cretaceous
Two Medicine Formation
Choteau, Montana, USA

Excellent 0.5 inch eggshell piece. Price is for one piece. Bulk discount available.

Troodon is a genus of theropod dinosaur that lived during the Late Cretaceous.  It is known from sites in western North America and Russia.

Dinosaur egg specimens are found at relatively few sites around the world. Specimens found in the USA are very rare and unusual.