Holothuria (Cystipus) rigida from under a slab of rubble on the reef flat at Coconut Beach, Lizard Island. 15 cm long.
© Anne Hoggett
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Holothuria (Cystipus) rigida from under a slab of rubble on the reef flat at Coconut Beach, Lizard Island. 15 cm long.
© Anne Hoggett