Polished Ammonite Split Pair - 4.455" Cleoniceras rockinaboxraptor such as raptors and the

such as raptors and the iconic Tyrannosaurus rex

” Lunar and Planetary Science

recovered on private land in the Hell Creek Formation

284g cross-section of an Oviraptor bone fossil discovered on private land in the Hell Creek Formation of Montana

The Great White Shark: an apex predator known around the world that dominates the ocean with its ferocity

Polished Ammonite Split Pair - 4.455" Cleoniceras rockinaboxraptor such as raptors and theAmmonites are an extinct group of cephalopods that entered the fossil record 400 million years ago. This specimen is a 4. 455" polished Cleoniceras fossil from Madagascar. The fossil has been split into a paired set to showcase the beautiful internal chambers of the shell. These internal chambers are called septa and the ammonite could fill them with air in order to float through the ocean like a balloon. After millions of years, they are now