Purple Sea Urchin, Strongylocentrotus purpuratus

	Purple Sea Urchin Strongylocentrotus purpuratus Echinoidea: Strongylocentrotidae Laguna Beach, Orange County, CA. 07/14/06. © Peter J. Bryant. Back to Echinoderms of Southern California Back to Natural History of Orange County, California Back to Intertidal index page

Tube feet on aquarium glass	Pedicelaria and spines. Video
Comparison with Giant Red Sea Urchin. Laguna Beach, Orange County, CA. 01/06/07	Mouthparts. Newport Beach, Orange County, CA. 10/21/07