Cidaridae

Cidaridae Temporal range: Lower Permian–Recent PreꞒ Ꞓ O S D C P T J K Pg N
Phyllacanthus imperialis
Scientific classification
Kingdom:	Animalia
Phylum:	Echinodermata
Class:	Echinoidea
Subclass:	Perischoechinoidea
Order:	Cidaroida
Family:	Cidaridae Gray, 1825
Genera
See text

The Cidaridae is a family of sea urchins in the order Cidaroida.

Genera

Primary spines from the family Cidaridae

According to the World Register of Marine Species (WoRMS), the following genera are included in this family ^[1]

• Subfamily Cidarinae (Mortensen, 1928a)
  • Genus Calocidaris (H.L. Clark, 1907)
  • Genus Centrocidaris (A. Agassiz, 1904)
  • Genus Chondrocidaris (A. Agassiz, 1863)
  • Genus Chorocidaris (Ikeda, 1941)
  • Genus Cidaris (Leske, 1778)
  • Genus Compsocidaris (Ikeda, 1939)
  • Genus Eucidaris (Pomel, 1883)
  • Genus Hesperocidaris (Mortensen, 1928b)
  • Genus Kionocidaris (Mortensen, 1932)
  • Genus Lissocidaris (Mortensen, 1939)
  • Genus Tretocidaris (Mortensen, 1903b)
• Subfamily Goniocidarinae (Mortensen, 1928a)
  • Genus Austrocidaris (H.L. Clark, 1907)
  • Genus Goniocidaris (Desor, in Agassiz & Desor, 1846)
  • Genus Ogmocidaris (Mortensen, 1921)
  • Genus Psilocidaris (Mortensen, 1927)
  • Genus Rhopalocidaris (Mortensen, 1927)
  • Genus Schizocidaris (Mortensen, 1903b)
  • Genus Adelcidaris (Cotton & Godfrey, 1942) (nomen dubium)
• Tribe Phyllacanthina (Smith & Wright, 1989)
  • Genus Phyllacanthus (Brandt, 1835)
• Sub-family Stereocidarinae (Lambert, 1900)
  • Genus Phalacrocidaris (Lambert, 1902)
  • Genus Stereocidaris (Pomel, 1883)
• Subfamily Stylocidarinae (Mortensen, 1903)
  • Genus Acanthocidaris (Mortensen, 1903b)
  • Genus Plococidaris (Mortensen, 1909)
  • Genus Prionocidaris (A. Agassiz, 1863)
  • Genus Stylocidaris (Mortensen, 1909)

A now abandoned genus, Cidarites was used in the late 18th and early 19th century to describe a number of species of both cidarid and echid sea urchins.^[2]

• 

  Cidaris cidaris.

• 

  Eucidaris tribuloides.

• 

  Phyllacanthus imperialis.

• 

  Prionocidaris hawaiiensis.

• 

  Stylocidaris affinis

References

• The Echinoid Directory : Taxonomy; Natural History Museum, London
• Description of the Cidaridae; Natural History Museum, London
• Hansson, H.G. (2001). Echinodermata, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 336-351