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Tripneustes gratilla, Kermadecs, NZ, Photo: Rick Stuart-Smith
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Tripneustes gratilla, NSW, Australia, Photo: Graham Edgar
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Tripneustes gratilla, Norfolk Island, Australia, Photo: Graham Edgar
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Tripneustes gratilla, Easter Island, Photo: Graham Edgar
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Tripneustes gratilla, Solitary Is, NSW, Photo: Andrew Green