Family: Diadematidae
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Blue-spotted Urchin - Astropyga radiata
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Long-spined Sea Urchin - Centrostephanus rodgersii
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Chaetodiadema granulatum
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Chaetodiadema keiense
Chaetodiadema tuberculatum
Diadema palmeri
Savigny's Long-spine Sea Urchin - Diadema savigny
Black Long-spine Urchin - Diadema setosum
Banded Sea Urchin - Echinothrix calalmaris
Taxonomy:
Phylum: Echinodermata (Echinoderms)
> Subphylum: Echinozoa (Sea Urchins and Sea Cucumbers)
> Class: Echinoidea (Sea Urchins, Sand Dollars and Heart Urchins)
> Subclass: Euechinoidea
> Infraclass: Auladonta
> Superorder: Diadematacea
> Order: Diadematoida
> Family: Diadematidae
> Genus: Astropyga
> Species: A. radiata - Blue-spotted Urchin
> Genus: Centrostephanus
> Species: S. rodgersii - Long-spined Sea Urchin
> Genus: Chaetodiadema
> Species: C. granulatum
> Species: C. keiense
> Species: C. tuberculatum
> Genus: Diadema
> Species: D. palmeri
> Species: D. savignyi - Savigny's Long-spine Sea Urchin
> Species: D. setosum - Black Long-spine Urchin
> Genus: Echinothrix
> Species: E. calamaris - Banded Sea Urchin
References and links:
Photographic contributions: