Wyo. Stat. § 36-2-204: When issues not made up before removal.

If the issues in said contest or proceeding have not been made up at the time the same is so removed to the district court then in that case the date when said contest or proceeding is filed in said district court shall be deemed the date of the filing of the petition of the contestant, and all of the proceedings thereafter shall be in accordance with the rules governing the trial of civil cases, including the making up of the issue, the trial of the case and an appeal from the judgment of the district court.