Aulodonta

Range

Greener is more native, amber more introduced; paler is less certain. How this was decided

• Atlantic Long-spined Sea Urchin Diadema antillarum 3,304 observations
• Blue-black Urchin Echinothrix diadema 1,003 observations
• Crowned Sea Urchin Centrostephanus coronatus 423 observations
• Indo-Pacific Long-spined Urchin Diadema paucispinum 51 observations