Gregor Townsend’s side have now won four of their six Tests this calendar year.

Replacement Clarkson went over from close range to tie the scores at 31-31 with three minutes remaining in a breathless encounter at the Allianz Stadium and Sam Prendergast landed the match-winning conversion.

The Englishman guided Ireland to a fourth Triple Crown in five years thanks to Saturday’s 43-21 win over Scotland