The lobworm or lugworm (Arenicola piscatorum), is a genus of Annelida or Worms. It has a round, obtuse head, a body about the size of a large earthworm, and respires through thirteen pairs of gill-tufts. Traces of the lobworm may be found on every sea-beach in the little coils of sand which it leaves when burrowing after the tide has ebbed. It is u... Found on http://www.probertencyclopaedia.com/browse/BL.HTM