Anatri (Chuvash: анат [anat] — lower, east) — a part of Chuvash people. Denomination "Anatri", i. e. lower, living downstream of Volga River, is opposed to Virjal or Viryal (Chuvash: вир [vir] — upper, west and Chuvash: ял [yal] — village, community), i. e. Upper Chuvash, living upstream of Volga River.
References
Anatri Wikipedia(Text) CC BY-SA