Web Directory

» Archaeocidaris urii
   Image of fossilised spines of this echinoid from the Early Carboniferous, found in Cumbria, UK.
   http://www.nhm.ac.uk/jdsml/nature-online/earthlab/specimen/fossil.dsml?name=Archaeocidaris%20urii&Panel=6&Row=A&Column=7

» Clypeus plotii
   Photograph of a fine specimen of this irregular echinoid from the Middle Jurassic.
   http://www.nhm.ac.uk/jdsml/nature-online/earthlab/specimen/fossil.dsml?name=Clypeus%20plotii&Panel=13&Row=F&Column=9

» Discovering Fossils: What is an Echinoid?
   Provides photographs and information on echinoids, or sea urchins, the arrival of regular species in the fossil record in the Cambrian and the appearance of irregular ones in the Jurassic.
   http://www.discoveringfossils.co.uk/echinoids.htm

» Hemicidaris mantochensis
   Several photographs of fossilised tests of this echinoid, found at Portlandian, France.
   http://www.nhm.ac.uk/research-curation/projects/echinoid-directory/taxa/taxon.jsp?id=1982

» Holectypus hemisphaericus
   Images of this echinoid from the Middle Jurassic, found at Beaminster, UK.
   http://www.nhm.ac.uk/jdsml/nature-online/earthlab/specimen/fossil.dsml?name=Holectypus%20hemisphaericus&Panel=13&Row=F&Column=7

» Jurassic Echinoids
   Photographs of several fine specimens found in the UK.
   http://www.christraxon.pwp.blueyonder.co.uk/jurassic%20echinoids.htm

» Micraster coranguinum
   Photographs of this irregular echinoid from the Late Cretaceous, found in Croydon, UK.
   http://www.nhm.ac.uk/jdsml/nature-online/earthlab/specimen/fossil.dsml?name=Micraster%20coranguinum&Panel=16&Row=D&Column=9

» Peer's Echinoid Pages
   Information about and images of echinoids from the Cretaceous Period (Maastrichtian) from the Netherlands.
   http://members.home.nl/thebus/