Priapulacea

1 definition found

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

  Priapulacea \Pri*ap`u*la"ce*a\, n. pl. [NL. See {Priapism}.]
     (Zool.)
     A suborder of Gephyr[ae]a, having a cylindrical body with a
     terminal anal opening, and usually with one or two caudal
     gills.
     [1913 Webster]