A fossil cushion!
Goniaster is a type of starfish. The legs or arms have become shortened almost to the point where the body has become a five-sided structure. They are known as ‘cushion stars’ because of their shape and plump appearance.
Goniaster is a type of starfish. The legs or arms have become shortened almost to the point where the body has become a five-sided structure. They are known as ‘cushion stars’ because of their shape and plump appearance.