Histocidaris

Histocidaris is a genus of sea urchins in the family Histocidaridae. Some species are known from the fossil record.

Histocidaris
Histocidaris variabilis seen off Hawaii by NOAA Okeanos Explorer mission
Scientific classification
Kingdom:	Animalia
Phylum:	Echinodermata
Class:	Echinoidea
Order:	Cidaroida
Family:	Histocidaridae
Genus:	Histocidaris Mortensen, 1903[1]
Species
See text
Synonyms
Cidaris (Histocidaris) Mortensen, 1903 Poriocidaris Mortensen, 1909 Porocidaris A. Agassiz, 1872

Species

• Histocidaris acutispina Mortensen, 1927
• Histocidaris australiae Mortensen, 1928
• Histocidaris carinata Mortensen, 1928
• Histocidaris cobosi (A. Agassiz, 1898)
• Histocidaris crassispina Mortensen, 1928
• Histocidaris denticulata Koehler, 1927
• Histocidaris elegans (A. Agassiz, 1879)
• Histocidaris formosa Mortensen, 1928
• Histocidaris geneffensis Lambert, 1932 †
• Histocidaris longicollis Hoggett & Rowe, 1986
• Histocidaris magnifica Mortensen, 1928
• Histocidaris mckayi Fell, 1954 †
• Histocidaris misakiensis (Yoshiwara, 1898)
• Histocidaris nuttingi Mortensen, 1926
• Histocidaris oranensis Lambert, 1931 †
• Histocidaris purpurata (Thomson, 1872)
• Histocidaris recurvata Mortensen, 1928
• Histocidaris sharreri (A. Agassiz, 1880)
• Histocidaris variabilis (A. Agassiz & H.L. Clark, 1907)