This ordinance shall be known as the "Zoning Ordinance of Oneonta, Alabama", and a map herein referred to, identified by the title "Zoning Map of Oneonta", shall be further identified by the signature of the Mayor of Oneonta, and attested by the clerk. The Zoning Map of Oneonta, and all explanatory matter thereon are hereby adopted and made a part of this ordinance. Such a map shall be filed in the office of the city clerk and show thereon the date of adoption of this ordinance.