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.

Echinacea
Temporal range: Lower Jurassic–recent
Echinus melo
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Echinodermata
Class: Echinoidea
Infraclass: Carinacea
Superorder: Echinacea
Claus, 1876
Orders

(See text)

Echinacea are part of Animalia (kingdom), Echinodermata (phylum), Echinozoa (subphylum), Echinoidea (class), Euechinoidea (subclass), Carinacea (infraclass).

Child taxa edit

According to World Register of Marine Species:[1]

References edit

  1. ^ "Echinacea WoRMS taxon details". World Register of Marine Species. Retrieved 29 July 2014.