Aporocidaris
Appearance
Aporocidaris | |
---|---|
Aporocidaris eltaniana | |
Scientific classification | |
Kingdom: | |
Phylum: | |
Class: | |
Order: | |
Family: | |
Genus: | Aporocidaris |
Species | |
See text |
Aporocidaris is a genus of sea urchins in the family Ctenocidaridae. Several species are found in deep water in circum-Antarctic locations.
Characteristics
The test is rather compressed, with a flat base and thin fragile plates, and the apical system is conspicuously domed. The primary spines are long and very slender and the secondary spines are cylindrical and erect.[2]
Species
The following species are recognised by the World Register of Marine Species:[1]
- Aporocidaris antarctica Mortensen, 1909
- Aporocidaris eltaniana Mooi, David, Fell & Choné, 2000
- Aporocidaris fragilis Agassiz & Clark, 1907
- Aporocidaris incerta (Koehler, 1902)
- Aporocidaris milleri (Agassiz, 1898)
- Aporocidaris usarpi Mooi, David, Fell & Choné, 2000
References
- ^ a b Kroh, A. (2015). "Aporocidaris A. Agassiz & H.L. Clark, 1907". WoRMS. World Register of Marine Species. Retrieved 9 March 2016.
- ^ Schultz, Heinke A.G. (2015). Echinoidea: with pentameral symmetry. Walter de Gruyter GmbH & Co KG. p. 160. ISBN 978-3-11-038601-1.