Diadematoida
Temporal range:
Diadema setosum
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Echinodermata
Class: Echinoidea
Superorder: Diadematacia
Order: Diadematoida
Duncan, 1889
Families

(See Text)

The Diadematoida are an order of sea urchins. They are distinguished from other sea urchins by the fact that their spines are hollow, or at best have an open mesh at the core, and by the presence of 10 buccal plates around the mouth. Their tests can be either solid or flexible.

Taxonomy

According to ITIS :

According to World Register of Marine Species :

References

  • Barnes, Robert D. (1982). Invertebrate Zoology. Philadelphia, PA: Holt-Saunders International. p. 980. ISBN 0-03-056747-5.
  • National History Museum. "Diadematoida". Retrieved 20 Dec 2009.


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