The ethnocultural history of the Kuznetsk hollow in an epoch of the Middle Ages is actively studied since 1990th. It has allowed to systematize a plenty of historical sources on various questions concerning this theme. New findings discovered by Kemerovo archeologists, in particular a burial place of a soldier in the earth catacomb grave dated to the 12-13th centuries allow not only to fill up a coin box of material sources, but also to bring an attention to the question of migration and settling asses on the territory of the Kuznetsk hollow during the blossoming of Dasht-and-Kipchak. The new data allow to assume that the origin of the as-kishtimes tribe settled in this region during an epoch of the advanced and late Middle Ages was put by these emigrants.