Echinoderids
Echinoderids are a group of marine organisms that belong to the phylum Echinodermata, which also includes starfish, sea urchins, and sea cucumbers. They are characterized by their unique body structure, which consists of a central disc surrounded by five or more arms, each ending in a tube foot. The central disc is typically covered in spines or other defensive structures, and the arms are used for movement and feeding.
Echinoderids are found in both shallow and deep-sea environments, and they play an important role in marine
There are several species of echinoderids, including the sea lily and the feather star. The sea lily
Echinoderids are an important group of marine organisms that play a crucial role in marine ecosystems. Their