Polished Ammonite Split Pair - 4.789" Cleoniceras septariannodule Temporal range: Late Cretaceous

Temporal range: Late Cretaceous

48" piece of stunning agatized wood

17" polished Cleoniceras fossil from Madagascar

5 billion years ago during the creation of our solar system

This is normal

Polished Ammonite Split Pair - 4.789" Cleoniceras septariannodule Temporal range: Late CretaceousAmmonites are an extinct group of cephalopods that entered the fossil record 400 million years ago. This specimen is a 4. 789" 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