Euechinoidea Explained

The subclass Euechinoidea includes almost all living species of sea urchin, with fossil forms going back as far as the Triassic.^{[1] [2]}

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†

Notes and References

1. Radwańska . Urszula . 2014-12-10 . A Monograph of the Polish Oxfordian Echinoids: Part 2, Subclass Euechinoidea Bronn, 1860 . Acta Geologica Polonica . 64 . 3 . 325–349 . 10.2478/agp-2014-0017 . 2300-1887. free . 2014AcGeP..64..325R .
2. Collard . Marie . Dery . Aurélie . Dehairs . Frank . Dubois . Philippe . 2014-08-01 . Euechinoidea and Cidaroidea respond differently to ocean acidification . Comparative Biochemistry and Physiology Part A: Molecular & Integrative Physiology . en . 174 . 45–55 . 10.1016/j.cbpa.2014.04.011 . 24786105 . 1095-6433.