Below you can find the This sea creature has an ear-shaped shell ringed with holes that's sometimes used in making costume jewelry Jeopardy Words Answer. The answer to This sea creature has an ear-shaped shell ringed with holes that's sometimes used in making costume jewelry has 7 letters. This clue belongs to the Snails category and is part of Jeopardy Word Level 1477. If you scroll near the bottom you will find other clues and answers part of level 1477