The following information was taken directly from the Wyoming state legislation website at http://legisweb.state.wy.us/statutes/statutes.aspx

6-2-304.

Sexual assault in the third degree.

(a)  An actor commits sexual assault in the third degree if, under circumstances not constituting sexual assault in the first or second degree:

(i)  The actor is at least four (4) years older than the victim and inflicts sexual intrusion on a victim under the age of sixteen (16) years; or

(ii)  The actor is an adult and subjects a victim under the age of fourteen (14) years to sexual contact without inflicting sexual intrusion on the victim and without causing serious bodily injury to the victim;

(iii)  The actor subjects a victim to sexual contact under any of the circumstances of W.S. 6-2-302(a)(i) through (iv) or 6-2-303(a)(i) through (vi) without inflicting sexual intrusion on the victim and without causing serious bodily injury to the victim.

6-2-308.

Criminality of conduct; victim’s age.

(a)  Except as provided by subsection (b) of this section, if criminality of conduct in this article depends on a victim being under sixteen (16) years of age, it is an affirmative defense that the actor reasonably believed that the victim was sixteen (16) years of age or older.

(b)  If criminality of conduct in this article depends upon a victim being under twelve (12) years or under fourteen (14) years, it is no defense that the actor did not know the victim’s age, or that he reasonably believed
that the victim was twelve (12) years or fourteen (14) years of age or older, as applicable.

6-2-313.

Sexual battery.

(a)  Except under circumstances constituting a violation of W.S. 6-2-302 through 6-2-304, 6-2-502 or 14-3-105, an
actor who unlawfully subjects another person to any sexual contact is guilty of sexual battery.

(b)  Sexual battery is a misdemeanor punishable by imprisonment for not more than one (1) year, a fine of not more than one thousand dollars ($1,000.00), or both.

6-4-303.

Sexual exploitation of children; penalties; definitions.

(a)  As used in this section:

(i)  "Child" means a person under the age of eighteen (18)
years;

(ii)  "Child pornography" means any visual depiction, including any photograph, film, video, picture, computer or computer-generated image or picture, whether or not made or produced by electronic, mechanical or other
means, of explicit sexual conduct, where:

(A)   The production of the visual depiction involves the use of a child engaging in explicit sexual conduct;

(B)   The visual depiction is of explicit sexual conduct involving a child or an individual virtually indistinguishable from a child; or

(C)   The visual depiction has been created, adapted or modified to depict explicit sexual conduct involving a child or an individual virtually indistinguishable from a child.

(D)   Repealed by Laws 2005, ch. 70, ยง 2.

(iii)  "Explicit sexual conduct" means actual or simulated sexual intercourse, including genital-genital, oral-genital, anal-genital or oral-anal, between persons of the same or opposite sex, bestiality,
masturbation, sadistic or masochistic abuse or lascivious exhibition of the genitals or pubic area of any person;

(iv)  "Visual depiction" means developed and undeveloped film and videotape, and data stored on computer disk or by electronic means which is capable of conversion into a visual image.

(b)   A person is guilty of sexual exploitation of a child if, for any purpose, he knowingly:

(i)   Causes, induces, entices, coerces or permits a child to engage in, or be used for, the making of child pornography;

(ii)   Causes, induces, entices or coerces a child to engage in, or be used for, any explicit sexual conduct;

(iii)   Manufactures, generates, creates, receives, distributes, reproduces, delivers or possesses with the intent to deliver, including through digital or electronic means, whether or not by computer, any child pornography;

(iv)   Possesses child pornography, except that this paragraph shall not apply to:

(A)  Peace officers, court personnel or district attorneys engaged in the lawful performance of their official duties;

(B)  Physicians, psychologists, therapists or social workers, provided such persons are duly licensed in Wyoming and the persons possess such materials in the course of a bona fide treatment or evaluation program at the treatment or evaluation site; or

(C)  Counsel for a person charged under this section.

(c)  The sexual exploitation of a child pursuant to paragraphs (b)(i) through (iii) of this section is a felony punishable by imprisonment for not more than twelve (12) years, a fine of not more than ten thousand dollars ($10,000.00),
or both.

(d)  
The sexual exploitation of a child by possession of sexually exploitive material pursuant to paragraph (b)(iv) of this section is a felony punishable by imprisonment for not more than ten (10) years, a fine of not more than ten thousand dollars ($10,000.00), or both.

(e)  A second or subsequent conviction pursuant to paragraphs (b)(i) through (iv) of this section, or of a substantially similar law of any other jurisdiction, or any violation of this section involving child pornography
depicting a child under the age of twelve (12) years, is a felony punishable by imprisonment for not more than twelve (12) years, a fine of not more than ten thousand dollars ($10,000.00), or both.

(f)   Any person who is convicted of an offense under this section shall forfeit to the state the person’s interest in:

(i)  Any visual depiction of a child engaging in explicit sexual conduct in violation of this section, or any book, magazine, periodical, film, videotape or other matter which contains any such visual depiction, which was
produced, transported, mailed, shipped, possessed or received in violation of this section;

(ii)  
Any property, real or personal, constituting or traceable to gross proceeds obtained from such offense;

(iii)  Any property, real or personal, used or intended to be used to commit or to promote the commission of such offense.

14-3-104. Soliciting to engage in illicit sexual relations; penalty.

Except under circumstance constituting sexual assault in the first, second or third degree as defined by W.S. 6-2-302 through 6-2-304, anyone who has reached the age of majority and who solicits, procures or knowingly encourages anyone under the age of sixteen (16) years or a person purported to be under the age of sixteen (16) years to engage in illicit sexual
penetration or sexual intrusion as defined in W.S. 6-2-301 or knowingly causes or encourages any person to solicit, procure or encourage a person under the age of sixteen (16) years or a person purported to be under the age of sixteen (16) years to commit any illicit sexual penetration or sexual intrusion as defined in W.S. 6-2-301 is guilty of a felony, and upon conviction shall be imprisoned for a term of not more than five (5) years.

14-3-105. Immoral or indecent acts; penalty.

Except under circumstance constituting sexual assault in the first, second or third degree as defined by W.S. 6-2-302 through 6-2-304, any person knowingly taking immodest, immoral or indecent liberties with any child or knowingly causing or encouraging any child to cause or encourage another child to commit with him any immoral or indecent act is guilty of a felony. Except as provided by subsection (b) of this section, a person convicted under this section shall be fined not less than one hundred dollars ($100.00) nor more than one thousand dollars ($1,000.00) or imprisoned in the penitentiary not more than ten (10) years, or both.

An actor convicted under subsection (a) of this section shall be punished by life imprisonment without parole if:

(i)The circumstances of the crime involve a victim who was under the age of sixteen (16) at the time of the offense and an actor who was at least four (4) years older than the victim; and

(ii)The actor has two
(2) or more previous convictions for any of the following designated offenses, which convictions resulted from charges separately brought and which arose out of separate occurrences in this state or elsewhere:

(A)A conviction under W.S. 6-2-302 through 6-2-304 or a criminal statute containing the same or similar elements as a crime defined by W.S. 6-2-302 through 6-2-304;

(B)Repealed By Laws 1997, ch. 135, 2.

A conviction under W.S. 14-3-105(a), or a criminal statute containing the same or similar elements as the crime defined by W.S. 14-3-105(a), if the circumstances of the crime involved a victim who was under the age of sixteen (16) at the time of the offense and an actor who was at least four (4) years older than the victim.

As used in this section, "child" means a person under the age of eighteen (18) years.