Opalized Belemnite | #Geology
Belemnitida is an extinct order of cephalopods which existed during the Mesozoic era, from the Hettangian age of the Lower Jurassic to the Maastrichtian age of the Upper Cretaceous. The belemnite is the state fossil of Delaware.
Upper Cretaceous, 95 million years,
provenance: Coober Pedy, Australia.
Photo :© Alias Collections