goose barnacle
noun
1- a stalked barnacle which hangs down from driftwood or other slow-moving floating objects, catching passing prey with its feathery legs茗荷儿（一种有柄的藤壶, 挂在浮木或其他缓慢移动的漂浮物上, 用其长有羽毛的腿部掠食经过的物体）。
1.1
- Genus Lepas, class Cirripedia.茗荷属, 蔓足纲。