Echinoida
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 | |
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| Echinus melo | |
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| Order: | Echinoida Troschal, 1872 |
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Taxonomy
Order Echinoida
- family Echinidae Gray, 1825
- family Echinometridae Gray, 1825
- family Parasaleniidae
- family Strongylocentrotidae Gregory, 1900
Strongylocentrotus franciscanus (Strongylocentrotidae)
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gollark: Fascinating.
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See also
- Colobocentrotus atratus - Shingle urchin
- Echinus acutus - White sea urchin
- Echinus esculentus - Common sea urchin
- Echinus tylodes
- Evechinus chloroticus - New Zealand sea urchin
- Heterocentrotus mammillatus - Red pencil urchin
- Heterocentrotus trigonarius - Slate pencil urchin
- Loxechinus albus - Chilean sea urchin
References
- Barnes, Robert D. (1982). Invertebrate Zoology. Philadelphia, PA: Holt-Saunders International. p. 981. ISBN 0-03-056747-5.
- National History Museum. "Echinoida". Retrieved 19 Dec 2009.
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