Sealife guideThe Camarodonta orderThe taxonomy of marine species
Explore the taxonomy of marine echinoderms with a dedicated focus on starfish and sea urchins !
The class Echinoidea, commonly known as sea urchins, are marine animals characterized by a spherical or slightly flattened body, often protected by rigid spines. These animals, usually small in size, move slowly along the seafloor using tube feet and their internal skeleton is made up of fused calcareous plates.
Slate pencil urchin
(Heterocentrotus mamillatus)
(Heterocentrotus mamillatus)
Stony sea urchin
(Paracentrotus lividus)
(Paracentrotus lividus)
Red sea urchin
(Mesocentrotus franciscanus)
(Mesocentrotus franciscanus)
Violet sea urchin
(Sphaerechinus granularis)
(Sphaerechinus granularis)
West Indian sea egg
(Tripneustes ventricosus)
(Tripneustes ventricosus)
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Vieille de roche
(Cephalopholis cruentata)
(Cephalopholis cruentata)
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