Sunflower Sea Star (Pycnopodia helianthoides)
Yaquina Head, Oregon
Red Sea Urchin (Mesocentrotus franciscanus)
Sawtoothed Feather Star (Oligometra serapinna)
Bandos Island, Maldives
Crown-of-thorns Starfish (Acanthaster planci)
Red Slate Pencil Urchin (Heterocentrotus mamillatus)
Kauai, Hawaii
Purple Sea Urchin (Strongylocentrotus purpuratus)
Ochre Sea Star (Pisaster ochraceus)
Long-Spined Urchin (Diadema antillarum)
Roatan, Honduras
Rock Boring Urchin (Echinometra lucunter)
Slate Pencil Urchin (Eucidaris tribuloides)
Jewel Urchin (Lytechinus williamsi)
