Atelostomata
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Template:Short description Template:Automatic taxobox
The Atelostomata are a type of sea urchins. They are distinguished from other sea urchins by their irregular shape and the absence of a feeding lantern. The group includes the well known heart urchins, as well as some less familiar and extinct forms.
List of orders
- Family † Acrolusiidae Mintz, 1968
- Family † Collyritidae d'Orbigny, 1853
- Family † Disasteridae Gras, 1848
- order Holasteroida (Durham & Melville, 1957)
- order Spatangoida (L. Agassiz, 1840)
- Family † Tithoniidae Mintz, 1968
References
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