Based on cephalic index. India is prominently dolichocephalic.
6 elements
Dolichocephalic
Australoid. Uralis. Paniyan. Widely distributed and mostly in lower castes. Short stature. Dark complexion. Dolichocephalic. Platyrrhine. Wavy hair. Pj
Indo Aryan. Tall. Light skin. Not so dark hair and eye colour. Higher cranial capacity than australoids. Robust physiq6. Balti of hind kush.
Distributed across gangetic Valley and mixed with Indus Valley people. Also in Bihar Bengal Assam sporadically but in higher caste
Mundari speakers. Study short height people with robust body. Dolichocephalic. Brown skin. Thick straight black hair. Similar to mongoloid hair. Chota Nagpur plateau
Mesocephals.
Irano Scythian. entered from north west. During endurance Aryan migration. Mesocephalic. Medium stature. In Gujarat Mumbai Maharashtra Mysore Narmada and Son Valley.
Brachycephaly
Far eastern. Came from Central Asia. Malayan element observed in Chittagong hill tracts. Short stature and tendency towards obesity and dark skin. Gobar.
Mongolian. At northeast borders. yellowish skin. Scanty facial and body hair. Epicanthic fold.
But race is a mythical concept proven by human genome project.