Cite this: Morton, Samuel George. 1839. Crania americana or, A comparative view of the skulls of various aboriginal nations of North and South America. To which is prefixed an essay on the varieties of the human species. Illustrated byseventy-eight plates and a colored map., Philadelphia : J. Dobson; London : Simpkin.Marshall & co.
Supplied Caption: Portrait of the principal chief of the Omaha nation, Ongpatonga (ca. 1772-1846).
Original Caption: Ongpatonga. [Big Elk.] Chief of the Omawhaws