Littorina
Lit"to*ri"na\, n. [NL. See Littoral.] (Zo["o]l.) A genus of small pectinibranch mollusks, having thick spiral shells, abundant between tides on nearly all rocky seacoasts. They feed on seaweeds. The common periwinkle is a well-known example. See Periwinkle.| littorina | |
noun | |
| type genus of the family Littorinidae: periwinkles |