Unless the board of supervisors proceeds pursuant to Section 55161, the board of supervisors shall, by ordinance or resolution adopted at a regular or special meeting after having acquired jurisdiction to proceed in the formation of a district, provide for and order the holding of a special election in the proposed district to submit to the qualified voters thereof the proposition of forming the district and incurring a debt by the issuance of bonds of the district for the purposes set forth in the petition for the formation of the district, if a bonded indebtedness is to be incurred.