Ceremonial Shield, Hidatsa Arikara Mandan. Dakota Territory / North Dakota. Collector: Brig. Gen. William B. Hazen William Courtenay, 1872. Painted buckskin stretched over a wooden hoop. Tribal identification changed from Sioux to Hidatsa, Arikara, or Mandan by Candace Greene May 2017 based on a full review of the collecting history and consideration of general stylistic traits. NMNH.