Sentence Examples


  • Tentacles retractile into an introvert ("tentacle-sheath").
  • - Zooecia with soft uncalci fled' walls, the external part of the introvert being closed during retraction by a membranous collar.
  • D, E, A similar simple introvert in course of eversion by the forward movement, not of its sides, but of its apex, as in the proboscidean Rhabdocoels =acrecbolic.
  • At the tip of the introvert the mouth opens, and is surrounded in Sipunculus by a funnel-shaped, ciliated lophophore (figs.
  • (Lankester.) A, Simple introvert completely introverted.