Striking echinoid with purple colouration and large, serrated primary spines, which taper to a much finer point than the spines of                Goniocidaris tubaria. This species is usually found in relatively deep water on the sides of channels in areas of strong current flow.

• Max Size: 7 cm
• Sea Temperature Range: 16.2-24.9°C
• Depth: 1-275M
• Habitat: Rocky Reef

• IUCN Threat Status: Not Evaluated
• Occurrence: Frequent (13% of sites)
  Occurrence describes how often the species is found on surveys within its distribution. It is calculated as the % of reef sites surveyed by RLS divers across all the ecoregions in which the species has been observed
• Abundance: Few (3 per transect)
  Abundance is calculated as the average number of individuals recorded per RLS transect, where present.