winkle

n. [ AS. wincle. ] (Zool.) (a) Any periwinkle. Holland. (b) Any one of various marine spiral gastropods, esp., in the United States, either of two species of Fulgar (Fulgar canaliculata, and Fulgar carica). [ 1913 Webster ]

☞ These are large mollusks which often destroy large numbers of oysters by drilling their shells and sucking their blood. [ 1913 Webster ]

Sting winkle, a European spinose marine shell (Murex erinaceus). See Illust. of Murex. [ 1913 Webster ]