Diadematacia
Diadematacia Temporal range:
| |
---|---|
Echinothrix diadema | |
Scientific classification | |
Kingdom: | Animalia |
Phylum: | Echinodermata |
Class: | Echinoidea |
Infraclass: | |
Superorder: | Diadematacia |
Orders | |
The Diadematacia form 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.
Categories:
- Echinoidea
- Extant Late Triassic first appearances
- Echinoidea stubs