serpula
/'s\\\\:pjjlә/
📖 中文释义
- n. [动]龙介虫
📘 English Definition（英文释义）
- n. Any one of numerous species of tubicolous annelids of the
- genus Serpula and allied genera of the family Serpulidae. They secrete
- a calcareous tube, which is usually irregularly contorted, but is
- sometimes spirally coiled. The worm has a wreath of plumelike and often
- bright-colored gills around its head, and usually an operculum to close
- the aperture of its tube when it retracts.