Tripneustes depressus - orchidroots .

white sea urchin, sea egg (Tripneustes depressus)

Tripneustes depressus, Agassiz 1863 (WIKI)

Tripneustes depressus is a species in the Tripneustes genus. It is commonly known as white sea urchin, sea egg This name is unplaced name for the species in the family Toxopneustidae .
Tripneustes depressus
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Tripneustes depressus, Sylvain Le Bris
Tripneustes depressus
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Tripneustes depressus, Emőke Dénes
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