St. Croix Echinoderms

Echinoderms have five body segments arranged around a central axis. Most have tube feet. Sea stars, sea urchins, and sea cucumbers are echinoderms.

 

sand dollar sand dollar test sand dollar Six-keyhole Sand Dollar, Mellita sexiesperforata

urchin West Indian Sea Egg, Tripneustes ventricosus

urchin Variegated Urchin, Lytechinus variegatus

crinoid Golden Crinoid, Davidaster rubiginosa

brittle star Sponge Brittle Star, Ophiothrix suensonii

sea cucumber Beaded Sea Cucumber, Euapta lappa

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Last modified 5 November 2024