The operculum of the red turban snail Lithopoma gibberosa is calcareous and smooth, unlike the operculum of the similar wavy turban snail Megastraea undosa, formerly known as Astraea undosa and Lithopoma undosa. Lithopoma gibberosa is typical of central California, while Megastraea undosa is typical of southern California.
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• Marine Mammals
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Photo LibraryThe SIMoN photo library contains 4406 digital images of animals, habitats, locations, and issues of the Cordell Bank, Gulf of Farallones and Monterey Bay National Marine Sanctuary. Use the search options below to find images of interest. You will be able to browse thumbnails of images then download a high resolution version. For any questions, contact Dr. Steve Lonhart by email (Steve.Lonhart at noaa.gov).
- Common names of organisms and locations (whale or Point Lobos)
- Issues and activities (fishing or coastal armoring)
Genus or Species
e.g., Sebastes, pyrifera