Marvin Johnson came on to play on the Motherwell right wing.The visitors, wearing black armbands in memory of former skipper Joe Wark, who died on Thursday, gradually imposed themselves on the game
Moult fired over on the run from 18 yards before releasing Scott McDonald, whose cross was just too high for Johnson
Thomson went off not long before the break after failing to run off a knee problem, Jesse Curran coming on for his debut
Dundee finished the half strongly and threatened from several Harkins set-pieces
Ripley saved two free-kicks before holding Thomas Konrad's header following a corner
It was a Harkins free-kick that led to the opener 13 minutes after the break
Motherwell were still penned in following the lofted ball into the box as Riccardo Calder fired the ball back into the goalmouth for Loy to turn home with the heel of his boot
Harkins almost cost his side moments later when he lost the ball to Keith Lasley but Johnson mishit his shot after being picked out 12 yards out by McDonald and the ball spun into Scott Bain's hands
Ripley got down well to save from Loy after the former Falkirk striker made space 18 yards out but the Motherwell goalkeeper was soon beaten in the 70th minute
Holt drilled a low free-kick through the wall from 22 yards and into the bottom corner, the deflection doing enough to take it further away from Ripley
Motherwell threw on strikers Wes Fletcher and Theo Robinson and reverted to a 4-4-2 formation
Moult looped a header just over but Dundee came close to a third when Harkins' shot hit off team-mate Kane Hemmings and spun just wide
Motherwell got back in the game out of the blue in the 83rd minute when Pearson drilled a ball across the face of goal that evaded several players and Bain before going in off the post
However, Johnson overhit a cross in the visitors' best opportunity to level
Source : PA
Source: PA