Agricultural ant

from The Collaborative International Dictionary of English v.0.48

Harvesting \Har"vest*ing\,
   a. & n., from {Harvest}, v. t.
   [1913 Webster]

   {Harvesting ant} (Zool.), any species of ant which gathers
      and stores up seeds for food. Many species are known.
      [1913 Webster]

   Note: The species found in Southern Europe and Palestine are
         {Aphenogaster structor} and {Aphenogaster barbara};
         that of Texas, called {agricultural ant}, is
         {Pogonomyrmex barbatus} or {Myrmica molifaciens}; that
         of Florida is {Pogonomyrmex crudelis}. See
         {Agricultural ant}, under {Agricultural}.
         [1913 Webster]

from The Collaborative International Dictionary of English v.0.48

Agricultural \Ag`ri*cul"tur*al\, a.
   Of or pertaining to agriculture; connected with, or engaged
   in, tillage; as, the agricultural class; agricultural
   implements, wages, etc. -- {Ag`ri*cul"tur*al*ly}, adv.
   [1913 Webster]

   {Agricultural ant} (Zool.), a species of ant which gathers
      and stores seeds of grasses, for food. The remarkable
      species ({Myrmica barbata}) found in Texas clears circular
      areas and carefully cultivates its favorite grain, known
      as ant rice.
      [1913 Webster]