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Echinocystitoida

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Echinocystitoida
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Echinodermata
Class: Echinoidea
Subclass: Perischoechinoidea
Order: Echinocystitoida

Echinocystitoida were an order of extinct sea urchin in the subclass Perischoechinoidea.

References

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