Echinoderms are one of the most highly derived groups of animals with many species as significant components of several marine communities. They’re classified by three fundamental shared ...

Sea stars and their relatives eat, breathe and scuttle around the seafloor with tiny tube feet. Now researchers have gotten their first-ever look at similar tentacle-like structures in an extinct ...

"Presented as a Paleontological Society Short Course at the Annual Meeting of the Geological Society of America, Salt Lake City, Utah, October 19, 1997"--P. iv. Introduction to the Paleontological ...

This exercise illustrates the two major features that all members of the Phylum Echinodermata have in common - the water vascular system and pentaradial symmetry. The take home message is that all ...

Much more carbon is sequestered by echinoderms than previously thought. Animals such as sea stars, sea urchins and sea lilies bury much more carbon than anticipated, according to the first study to ...