Centrostephanus rodgersii

Centrostephanus rodgersii is a species of sea urchin of the family Diadematidae.

Description
It is a big, dark-purple sea urchin, with long and slender spines, reflecting a green tinge in the light. The shell can be reddish.

Distribution and habitat
This sea urchin can be found in New Zealand and south-east Australia.