Echinodermata |
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Crinoidea |
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Holothuroidea |
Holothuria
|
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Asteroidea |
Chaetaster
longipes |
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Ophiuroidea |
Amphipholis
squamata |
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| Echinoidea | Arbacia
lixula Arbaciella elegans Brissus unicolor Centrostephanus longispinus Echinocardium cordatum Paracentrotus lividus Psammechinus microtuberculatus Sphaerechinus granularis |
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© Department of Oceanography and Fisheries of the University of the Azores