Echinodermata , class: Ophiuroidea (brittlestars

Phylum Echinodermata spiny-skinned animals all marine adults have radial symmetry larvae have bilateral symmetry Class Asteroidea

The phylum Echinodermata includes animals that have an internal skeleton and a water-based pressure system for locomotion Members of this phylum include

echinodermata Preview The sea star Odontaster validus and sea urchin Sterechinus neumayeri are often found living in association Echinoderms Echinodermata

echinodermata Characteristics of Echinodermata · Habitat: Echinoderms live in marine habitats · Body Structure: The body shape of the echinoderms varies