Wyo. Stat. § 6-1-102: Common-law crimes abolished; common-law defenses retained.

(a) Common-law crimes are abolished. No conduct constitutes a crime unless it is described as a crime in this act or in another statute of this state. This section does not limit the power of the court to:

(i) Punish for contempt or to employ any sanction authorized by law for the enforcement of an order lawfully entered or a civil judgment or decree; or

(ii) Use case law as an interpretive aid and in the construction of this act.

(b) Common-law defenses are retained unless otherwise provided by this act.