Taxonomy

• Lineage:
• Root
/
• Animalia
/
• Echinodermata
/
• Echinoidea

Echinoidea (class)

• orderArbacioida
• orderAspidodiadematoida
• orderCamarodonta
• orderCassiduloida
• orderCidaroida
• orderClypeasteroida
• orderDiadematoida
• orderEchinolampadoida
• orderEchinoneoida
• orderEchinothurioida
• orderHolasteroida
• orderMicropygoida
• orderPedinoida
• orderSalenioida
• orderSpatangoida
• orderStomopneustoida