Grinning Tuns are found over and within sand substrate in the intertidal zone to depths up to 130 feet
Pacific Lampas shells are part of the Triton Shell family
Unless people cut carbon dioxide emissions
The wavy shell opening faces the sunlight
sand-colored with light brown shades
Left-handed Whelk 11-12" brown Grinning Tuns are found overThe Lightning Whelk, Sinistrofulgur sinistrum (Hollister, 1958), is one of the local molluscan celebrities, not only because of its large size, but also thanks to very special features that make this species truly remarkable. For instance, unlike most gastropods, which are right handed, the Lightning Whelk has a left handed shell (shell opening to the right with shell spire pointing up). Abnormally right handed Lightning Whelks are very uncommon, but