Key to Castes (1)
Gaster tip with either a acidophore (circular hole flanged with quetae), a slit or an sting	Gaster tip with diferent structures, sometimes reaching one third of the total gaster length (*)
Workers, Gynes , Intercastes	Males

(*) Usually with wings or wing sclerites, sometimes males resemble workers (ergatoid males) which appear in genera as Cardiocondyla or Ponera