1. A genus of annelides inhabiting a calcareous tube secreted by them and attached to rocks. &c.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• aerpula,
• zerpula,
• xerpula,
• derpula,
• eerpula,
• werpula,
• swrpula,
• ssrpula,
• sdrpula,
• srrpula,
• s4rpula,
• s3rpula,
• serpul,
• serpulla,
• cerpula,
• Sarpulla,
• Sirpula,
• Serpull,
• Serpala,
• Serpalia