Hemicidaris is an extinct genus of echinoids that lived from the Middle Jurassic to the Early Cretaceous. Its remains have been found in Africa, Asia, and Europe.

Hemicidaris
Hemicidaris intermedia fossil from France in Cosmocaixa, Barcelona.
Scientific classification
Kingdom:
Phylum:
Class:
Subclass:
Order:
Genus:
Hemicidaris

Agassiz, 1838

Sources

edit
  • Fossils (Smithsonian Handbooks) by David Ward (Page 178)
edit