Sea urchin fossil found in Oman

Sohar: An archeological discovery of a sea urchin was registered by the Heritage and Culture Department in North Al Batinah Governorate from Falaj bani Rabia'a in the wilayat of Al Khaboura.
It is an ancient fossil of a sea urchin which dates back to the Ordovician age; that is 443 to 485 million years back. The fossil is of a handball size, said Khamis Al Aufi, Head of Heritage Division at the Heritage and Culture Department.