Many echinoderms have five of these similar body parts, giving them pentaradial symmetry. They are able to regenerate body parts, and some species of sea stars are even able to grow a new body ...

It belongs to the family Pseudarchasteridae, echinoderms that live in shallow and medium-depth oceans. They are known for ...

Phylogenetics is the attempt to reconstruct the evolutionary relationships between species. Historically ... when studying development and disease. Echinoderms are a diverse phylum of marine ...