tusk shell
柯林斯詞典
1. N any of various burrowing seashore molluscs of the genus Dentalium and related genera that have a long narrow tubular shell open at both ends: class Scaphopoda 角貝; 長有狹長、兩邊都能張開的殼 (Also called tooth shell)
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1. N any of various burrowing seashore molluscs of the genus Dentalium and related genera that have a long narrow tubular shell open at both ends: class Scaphopoda 角貝; 長有狹長、兩邊都能張開的殼 (Also called tooth shell)