Spatangoida

Spatangoida is an order in the class Echinoidea, containing 239 described species.

Scientific classification

Families

• Brissidae54
• Schizasteridae52
• Loveniidae33
• Maretiidae18
• Eurypatagidae16
• Spatangidae13
• Pericosmidae11
• Palaeotropidae8
• Hemiasteridae7
• Eupatagidae6
• Paleopneustidae6
• Prenasteridae4
• Toxasteridae3
• Aeropsidae2
• Macropneustidae2
• Micrasteridae2
• Palaeostomatidae2