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Psychocidaridae

Psychocidaridae is a family of sea urchins in the order Cidaroida. The genus Psychocidaris is extant while the other genera are only known from fossils. The family has been in existence since the Lower Jurassic (Toarcian) and the range includes Europe, Ukraine, North America, North Africa and the West Pacific.

Relations

  • General 

  • Characteristics 

  • Genera 

  • ''Psychocidaris ohshimai''