Iridescent Ammonite (South Dakota) A, 3.5" skull It's actually a form of

It's actually a form of petrified wood

We can ship these ~8" long specimens worldwide

Happy Mushroom Plushies for sale

This specimen was sourced from the defunct Hobberlin Museum Collection and was on display at the Prehistoria Museum

This specimen was sourced from the defunct Hobberlin Museum Collection and was part of the Prehistoria Museum collection

Iridescent Ammonite (South Dakota) A, 3.5" skull It's actually a form ofReal, iridescent, ammonite for sale! These are from the Fox Hills Formation of South Dakota, USA and date back to the Late Cretaceous. Measuring ~3. 5" across, this specimen was once on display at the Hobberlin Museum in Ontario, Canada. We can ship this specimen worldwide.