#sagitta  any arrowworm of the genus Sagitta
  supertype:  arrowworm__chaetognath  any worm of the Chaetognatha; transparent marine worm with horizontal lateral and caudal fins and a row of movable curved spines at each side of the mouth
  member of:  genus_Sagitta  chief genus of Chaetognatha including the largest arrowworms
     member of:  phylum_Chaetognatha__Chaetognatha  arrowworms: a group of small active transparent marine worms
        member of:  kingdom_Animalia__Animalia__animal_kingdom  taxonomic kingdom comprising all living or extinct animals

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