Gary Bell/ Oceanwide / Sea Urchin (Toxopneustes pileolus), Anilao, Philippines

Tony Wu / Flower urchin (Toxopneustes pileolus) hard interior shell or test, Kannoura, Toyo-cho, Kochi-ken, Shikoku, Japan.

Pascal Kobeh / Flower urchin (Toxopneustes pileolus), a poisonous sea-urchin, New Caledonia, Pacific Ocean.

Pascal Kobeh / Poisonous sea urchin (Toxopneustes pileolus / roseus) can be lethal if touched, Baja California peninsula, Mexico. Sea of Cortez.

Pascal Kobeh / Two Stimpson's snapping shrimps (Synalpheus stimpsoni) in a crinoid / feather star, Manado, Indonesia. Sulawesi Sea.

Juergen Freund / Details of the venomous pedicillariae toxic Flower sea urchin (Toxopneustes pileolus) Komodo NP, Indonesia.

Juergen Freund / Flower Urchin (Toxopneustes pileolus) on seabed, Lembeh Strait, North Sulawesi, Indonesia.

Fred Bavendam / Flower Urchin (Toxopneustes roseus) with tentacles extended to feed, Galapagos Islands, Ecuador

Juergen Freund / Abstract view of tube feet of sea urchin {Toxopenustes roseus} Sea of Cortez Mexico

GEORGETTE DOUWMA / Flower sea urchin (Toxopneustes pileolus) decorated with debris to disguise its presence. Lembeh Strait, North Sulawesi, Indonesia

Juergen Freund / Abstract, tube feet of sea urchin {Toxopenustes roseus} Sea of Cortez, Mexico

Gary Bell/ Oceanwide / Sea Urchin (Toxopneustes pileolus) venomous spines, Anilao, Philippines

Gary Bell/ Oceanwide / Sea Urchin (Toxopneustes pileolus) venomous spines, Anilao, Philippines

Georgette Douwma / Flower urchin (Toxopneustes pileolus) extremely venomous, the long feet attach debris for camouflage, Cebu, Malapascua Island, Philippines, September