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Atelostomata

From Wikipedia, the free encyclopedia

Atelostomata
Temporal range: Lower Jurassic–recent
Echinocardium cordatum
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Echinodermata
Class: Echinoidea
Subclass: Euechinoidea
Infraclass: Irregularia
Superorder: Atelostomata
von Zittel, 1879
Orders

Holasteroida
Spatangoida

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

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References

[edit]
  • Barnes, Robert D. (1982). Invertebrate Zoology. Philadelphia, PA: Holt-Saunders International. p. 981. ISBN 0-03-056747-5.
  • Kroh A, Mooi R (eds.). "Atelostomata". World Echinoidea Database. World Register of Marine Species.