Any county officer, including any member of any county board, who shall fail to file such inventory statements or who shall willfully make any false or incorrect statement therein, or who shall aid, abet, or connive in the making of any false or incorrect statement therein shall be guilty of a Class III misdemeanor. As part of the judgment of conviction, the court may decree such officer guilty of malfeasance in office for a palpable omission of duty and subject to removal under section 28-924.