Андрей Тихомиров, Kelteminar – primary Indo-European culture

The Kelteminar archaeological culture is the Neolithic era (the end of the 4th – 3rd millennium BC in the southern Aral Sea region, named after the settlement of Kelteminar, the name most likely arose from an ancient riverbed or lake – a hydronym, later a canal in Uzbekistan (Karakalpakia). Apparently, this is one of the primary Indo-European archaeological cultures, which was further developed on the territory of the Southern Urals – in the so-called "Country of Cities".