If the Court, by order, may direct that the proceedings no longer continue under this Part or stay the proceedings so far as they relate to relief of the kind referred to in paragraph (a) .(a) the relief claimed in representative proceedings is or includes payment of money to group members (otherwise than in respect of costs); and(b) on application by the defendant, the Court concludes that it is likely that, if judgment were to be given in favour of the representative party, the cost to the defendant of identifying the group members and distributing to them the amounts ordered to be paid to them would be excessive having regard to the likely total of those amounts