<prompt> Galtons system is used for -DactylographyPoroscopyRidgeologyNone  <response>: Dactylography Galtons system Study of finger prints.Poroscopy Locards system Study of number, sizes and distribution of pores of sweat glands on ridges used when only a part of the finger print is available.Program Study of the footprint.Cheiloscopy queiloscopy Study of lip prints.Rugoscopy Palatoprints Study of the anterior part of the palate. 