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Urchins
Banded Longspine Urchin
(Echinothrix calamaris)
Black Longspine Urchin
(Diadema setosum)
Hairy Pincushion Urchin
(Tripneustes gratilla)
Pencil Urchin
(Eucidaris tribuloides)
Red Slate Pencil Urchin
(Heterocentrotus mammillatus)
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