Pneumophora

1 definition found

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

  Pneumophora \Pneu*moph"o*ra\, n. pl. [NL. See {Pneumonophora}.]
     (Zool.) (Zool.)
     A division of holothurians having an internal gill, or
     respiratory tree.
     [1913 Webster]