- Source: Cidaris
Cidaris is a genus of pencil sea urchins.
Species
According to the World Register of Marine Species (WoRMS), the genus Cidaris contains the following extant species
Cidaris abyssicola (Agassiz, 1869)
Cidaris annulata (Gray, 1855)
Cidaris baculosa (Lamarck, 1816)
Cidaris blakei (Agassiz 1878)
Cidaris cidaris (Linnaeus, 1758)
Cidaris mabahissae (Mortensen, 1939)
Cidaris nuda (Mortensen, 1903)
Cidaris rugosa (Clark, 1907)
Cidaris thouarsii (Agassiz & Desor, 1846)