State Ex Rel. Peterson v. District Court of the Ninth Judicial District

ROSE, Justice.

This petition for a writ of prohibition presents the issue of whether a Wyoming district court has subject-matter jurisdiction to adjudicate a claim arising out of a collision between a pickup truck and a horse on U. S. 287 within the Wind River Indian Reservation, Fremont County, Wyoming. The owners of the horse and truck were both enrolled members of the Shoshone Tribe. The truck owner’s subrogee, Mil-bank Mutual Insurance Company, sued the horse owner, Alice Peterson, who has filed this petition. We hold that the district court is without subject-matter jurisdiction to…