Polished Ammonite Split Pair - 3.465" Cleoniceras women hubbelli had similar tooth shapes

hubbelli had similar tooth shapes with varying degrees of serrations suggesting a clear evolutionary path from early mako sharks

Astronomers have determined that much of the mass needed to form a planet in the Asteroid Belt was ejected by early interactions with Jupiter

also known as osteoderms

This isn’t just a keepsake

The area was tropical and contained several sources of drinking water

Polished Ammonite Split Pair - 3.465" Cleoniceras women hubbelli had similar tooth shapesAmmonites are an extinct group of cephalopods that entered the fossil record 400 million years ago. This specimen is a 3. 465" 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