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Order of sea urchins From Wikipedia, the free encyclopedia
Echinoida is an order of sea urchins in the class Echinoidea. They are distinguished from other sea urchins by simultaneously possessing both an un-sculpted test and a feeding lantern with large plates fused across the top of each pyramid.
Echinoida Temporal range: | |
---|---|
Echinus melo | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Echinodermata |
Class: | Echinoidea |
Superorder: | Echinacea |
Order: | Echinoida Troschal, 1872 |
Families | |
(See Text) |
Order Echinoida
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