Pseudoboletia maculata Troschel 1869
spotted urchin tinged sea urchin
Pseudoboletia maculata, spotted urchin, tinged sea urchin

family Toxopneustidae

The spotted sea urchin, Pseudoboletia maculata, has white and brown spines. It sometimes gathers weed and shells to cover itself.

Distribution =   Indo - Pacific
Max size =   at least 11cms across