Laguna Beach, Orange County, CA. 01/13/07. © Peter J. Bryant
Smooth Brown Turban
(Norris' Top Shell)
Norrisia norrisi
Mesogastropoda: Trochidae
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Laguna Beach, Orange County, CA. 01/13/07. © Peter J. Bryant
Underside showing foot, tentacles, operculum and umbilicus. Laguna Beach, Orange County, CA. 01/14/07. © Peter J. Bryant