298.61  Sureties on bonds; penalties payable to district; bonds cover defaults of specified persons.--The sureties required on any or all bonds required to be given by this chapter may be a surety or bonding company approved by the board of supervisors and shall be made payable to the district by its corporate name, in which name all suits shall be instituted and prosecuted. All penalties herein named shall be payable to and recoverable by said district. All bonds required by this chapter shall cover defaults of deputies, clerks or assistants of the officers appointing them.