A rare and fascinating fossil of a sea urchin belonging to the species Asterocidaris Bistriata.
It is considered the oldest fossil of the class Echinoidea and dates back to the Jurassic period.
In addition to the charm of age, this specimen stands out for the perfect preservation of its shell and the professional preparation that has revealed a myriad of intricate details.
The thorns are also a nice sight, being many, in excellent condition and very large.
Placed on a handcrafted wooden and wrought iron base, it becomes an elegant piece of furniture, as well as constituting an important collector's piece.