Sipunculacea

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Sipunculacea \Si*pun`cu*la"ce*a\, n. pl. [NL., from Sipunculus,
     the typical genus. See {Siphuncle}.] (Zool.)
     A suborder of Gephyrea, including those which have the body
     unarmed and the intestine opening anteriorly.
     [1913 Webster]