Malleus regula on underside of rock slab near shore of Palfrey Island, Lizard Island Group. It's attached by byssal threads at the hinge end (left). Specimen 1, 5 Dec 2021.
© Anne Hoggett
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Malleus regula on underside of rock slab near shore of Palfrey Island, Lizard Island Group. It's attached by byssal threads at the hinge end (left). Specimen 1, 5 Dec 2021.
© Anne Hoggett