Elahsa (‘village of the great willows’). A former Hidatsa village on the north bank of Knife River, North Dakota, about 3 miles from Missouri River.

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Alternate Spellings:

  • Biddahtsi-Awatiss – Maxmillian, Voy. dans l’int de l’Am. III, 3, 1843.
  • Eláh-sá – Maxmillian, Trav., 178, 1843.
  • Hidatsa – Matthews, Ethnog. Hidatsa, 38, 1877.