Section 68. A person shall not hunt any bird or mammal except raccoon or opossum by the aid or use of any artificial light, or hunt any bird with a swivel or pivot gun. Any weapon or equipment used in such hunting by any person convicted of a violation of this section shall be confiscated and forfeited to the use of the commonwealth and disposed of by the director of law enforcement for the best interest of the commonwealth; and any motor vehicle, as defined in section one of chapter ninety, or other vehicle, boat or canoe so used may be seized and libeled in accordance with the provisions of chapter two hundred and fifty-seven.