Wyo. Stat. Ann. § 7-13-906

Whenever a person is sentenced to death, the judge passing sentence shall issue a warrant, signed by the judge and attested by the clerk under the seal of the court, reciting the conviction and sentence and fixing a date of execution. The warrant shall be directed to the director of the department of corrections and shall be delivered by the sheriff at the time the prisoner is delivered to the state penal institution designated by the director.