Echinacea (animal)

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Echinacea
Temporal range: Lower Jurassic–recent
Echinus melo
Scientific classification
Kingdom: Animalia
Phylum: Echinodermata
Class: Echinoidea
Superorder: Echinacea
Orders

(See Text)

The Echinacea are a superorder of sea urchins. They are distinguished by the presence of a rigid test, with ten buccal plates around the mouth, and solid spines. Unlike some other sea urchins, they also possess gills. The group is a large one, with species found worldwide.

Taxonomy[edit]

According to World Register of Marine Species :



References[edit]

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