Sean McMahon has replaced the injured David Pocock in the Australia team to face South Africa in Pretoria on Saturday.
Rudy Paige will make his first Test start for South Africa against Australia on Saturday in one of three changes to the side.
Steve Hansen has made nine changes to his squad for their match against Argentina in Buenos Aires on Saturday.
Australia have named Sefa Naivalu in their squad for the final two rounds of matches of this year's Rugby Championship.
Pat Lambie has been named in a 31-strong South Africa squad for the Rugby Championship clashes with Australia and New Zealand.
This week, Stuart Barnes' top 10 talking points is a New Zealand special after their Rugby Championship success.
Former All Blacks and stars of the Rugby Championship are joined by a Wasps trio and Racing 92's try machines.
Jerome Kaino will miss New Zealand's Rugby Championship clash with Argentina on October 1 due to a shoulder injury.
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We've a host of top class rugby union action
Three Ireland internationals are joined by six Premiership players while two Top 14 hat-trick heroes battle it out for a place on the wing.
We look at how Chris Ashton's ban compares with other biting incidents across sports.
Argentina are ready to light up London again when they take on Australia at Twickenham, live on Sky Sports.
Barbarians v South Africa
5th November 2016
Stuart Barnes on Harlequins beating Saracens, Johnny Sexton's bright start to the season and positives for Italian rugby.
Will Greenwood selects his favourite five moments including a hat-trick for a tighthead prop and CJ Stander on player mic.
Will Greenwood says Chris Ashton is the Mario Balotelli of the rugby world and cannot help landing himself in trouble.