Scientists have discovered a new species that lived more than 500 million years ago -- a form of ancient echinoderm that was ancestral to modern-day groups such as sea cucumbers, sea urchins, sea ...

Marine biologist Dr. Dave Pawson has embarked on over 100 dives to the ocean floor to unravel the mysteries of elusive invertebrates like sea cucumbers and brittle stars Emma Saaty There are few ...

define the term adaptation. describe adaptations of sea stars. explain how adaptations of animals enable them to survive in different environments. Sea stars, sea urchins, sand dollars and sea ...

In my previous All Creatures entry I introduced you to two local stars – seastars that is- in the waters around Palmer Station. As members of the phylum Echinodermata, sea stars have a large and ...

Hendler, Gordon L. 2005. "Two New Brittle Star Species of the Genus Ophiothrix (Echinodermata: Ophiuroidea: Ophiotrichidae) From Coral Reefs in the Southern Caribbean Sea, With Notes on Their Biology.

Phylogenomic approaches have transformed our understanding of echinoderm evolution by combining genome-scale data with palaeontological evidence to reconstruct robust phylogenies across all five ...