Atelostomata
{{Short description|Suborder of sea urchins}}
{{Automatic taxobox
| fossil_range = {{Fossil range|Lower Jurassic|recent}}
| image = Echinocardium_cordatum.jpg
| image_caption = Echinocardium cordatum
| display_parents = 2
| taxon = Atelostomata
| authority = von Zittel, 1879
| subdivision_ranks = Orders
| subdivision =
}}
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
- {{cite book |author= Barnes, Robert D. |year=1982 |title= Invertebrate Zoology |publisher= Holt-Saunders International |location= Philadelphia, PA|page= 981|isbn= 0-03-056747-5}}
- {{cite worms | id = 149864 | db = Echinoidea | title = Atelostomata}}
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