The following persons shall be guilty of primary or enrollment violations: (1) Any person unlawfully voting or participating or attempting to vote or participate in any primary in which he is not eligible to vote or participate; (2) in towns divided into voting districts, any elector who registers or votes at any primary in a voting district other than the district in which such elector is legally entitled to vote at the time of such primary; (3) any elector who signs the name of another to a written application to register, without the knowledge and consent of the person whose name is signed thereto, or who falsely represents the contents of any written or printed form of application for enrollment with intent to secure the application of an elector for enrollment upon a list other than that of his true political preference; (4) any registrar or deputy registrar of voters who fails to hold sessions as provided in sections 9-51 and 9-53 or who fails to register an elector upon the oral or written application for enrollment of such elector, except as provided by law, or who fails to erase an elector’s name as provided in section 9-59 or who registers any elector upon an enrollment list other than that declared by such elector in his application as his political preference, or who removes or erases the name of any elector from any enrollment list except as provided by law; (5) any person who fails to properly serve any notice or citation required by sections 9-60 and 9-61 when directed so to do by any registrar or deputy registrar, or who makes any false return as to any such notice or citation; and (6) any moderator of a primary of the enrolled electors of a specified party, such primary being legally called for the nomination of candidates for any public elective office, who fails to comply with the requirements of chapter 153. The penalty for any such violation shall be a class D misdemeanor, except that any person found to have violated subdivision (1) or (2) of this section shall be guilty of a class D felony and shall be disfranchised.