No daughter colonies of the 4a were tested yet.
8 tested queens were mated at the mating station:
DE-2-155-15-1993 DE-2-155-35-1993 DE-2-155-53-1993 DE-2-155-55-1993 DE-2-155-73-1993 DE-2-155-75-1993 DE-2-155-93-1993 DE-2-155-95-1993
No daughter colonies from colonies mated at the station were tested yet.