suctorial
- a adapted for sucking or clinging by suction
- He has piercing suctorial mouth-parts.
- A male lamprey eel apparently recognizes sex only by attaching himself with his suctorial mouth to another eel that clings to a rock.
- The Encyclopedia describes it as of the order of Hexapoda, has firmly chitinized cuticle, and can be recognized by the combination of imperfectly suctorial jaws.