Galton's system is used to -
Dactylography
Poroscopy
Ridgeology
None
Galtons system or dermatoglyphics is study of impressions formed by papillary ridges of fingeips. It was first used in India by William Herschel and modified by Sir Francis Galton ref :.Dr.K.S.Narayana Reddys Synopsis of Forensic Medicine & Toxicology 27th edition pg. 47.
Identification