Euechinoidea

Taxonomy

List of orders according to World Register of Marine Species:

• Infraclass Acroechinoidea
  • Order Aspidodiadematoida
  • Order Diadematoida
  • Order Micropygoida
  • Order Pedinoida
• Infraclass Carinacea
  • Superorder Calycina
    • Order Phymosomatoida†
    • Order Salenioida
  • Superorder Echinacea
    • Order Arbacioida
    • Order Camarodonta
    • Order Stomopneustoida
• Order Echinothurioida
• Infraclass Irregularia
  • Superorder Atelostomata
    • Order Holasteroida
    • Order Spatangoida
  • Order Echinoneoida
  • Order Holectypoida†
  • Superorder Neognathostomata
    • Order Cassiduloida
    • Order Clypeasteroida
    • Order Echinolampadoida
    • Order Nucleolitidae†