Echinoida
From Infogalactic: the planetary knowledge core
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| Echinus melo | |
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Echinoida
Troschal, 1872
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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.
Taxonomy
Order Echinoida
- family Echinidae Gray, 1825
- family Echinometridae Gray, 1825
- family Parasaleniidae
- family Strongylocentrotidae Gregory, 1900
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
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