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Diadematacia

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Superorder of sea urchins

Diadematacia
Temporal range: Late Triassic–Recent PreꞒ Ꞓ O S D C P T J K Pg N
Echinothrix diadema
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Echinodermata
Class: Echinoidea
Infraclass: Acroechinoidea
Superorder: Diadematacia
Orders

Diadematoida
Echinothurioida
Pedinoida

The Diadematacia are a superorder of sea urchins. Unlike most other sea urchins, they generally have hollow spines. The tubercles on their tests are perforated, and most species possess gills.

References

  • Barnes, Robert D. (1982). Invertebrate Zoology. Philadelphia, PA: Holt-Saunders International. p. 980. ISBN 0-03-056747-5.
Taxon identifiers
Diadematacea


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