Disscuss the utility of systematics?

Systematics  was defined by Simpson (1961),  as a 'scientific study of the kinds and diversity of organisms and of any and all relationships between them, based on comparative anatomy, physiology, ecology, biochemistry or other fields of biology'. Taxonomy along with phylogeny is known as systematic.
 Systematics helps in

•  providing knowledge about evolutionary tree of life
•  Study and identification of fossils that give information about evolutinary history of organisms.
•  Identification of newly discovered organisms