Dendraster gibbsii
Dendraster gibbsii is an extinct species of sand dollars of the family Dendrasteridae. Fossils of this species have been found in the Pliocene of California. They reach a diameter of about 3.5 cm.
Dendraster gibbsii is an extinct species of sand dollars of the family Dendrasteridae. Fossils of this species have been found in the Pliocene of California. They reach a diameter of about 3.5 cm.