Marnus Labuschagne has retained his place in Australia's Test squad for the upcoming three-match tour of South Africa despite continued concerns over his form.

Labuschagne is one of 16 players selected for the series, with Cooper Connolly, Michael Neser and Matthew Kuhnemann also added to the squad that featured in Australia's most recent Test against Bangladesh.

The 32-year-old batter has been under significant pressure at No. 3 after averaging just 24.69 across his last 43 Test innings without a century. His most recent Test hundred came in July 2023.

Labuschagne was also dropped from Australia's ODI squad for the tours of Zimbabwe and South Africa, but selectors have opted to give him another opportunity in red-ball cricket.

Australia Still Back Labuschagne

Australia chair of selectors George Bailey acknowledged that the team wants to see more runs from Labuschagne but remains confident he can contribute against South Africa.

"We're not shying away from the fact that we'd like some more runs from Marn. That's clear," Bailey said.

"But we're also confident that he can still make a positive contribution to that squad."

Labuschagne's recent numbers make his selection a significant talking point, but Australia's selectors appear to believe that a dedicated period of preparation for Test cricket could help him rediscover his best form.

He will not feature in the ODI series immediately preceding the Tests, giving him more time to focus specifically on the longer format.

Cooper Connolly Earns Test Squad Call

Cooper Connolly is the other batter added to the squad and could potentially be an option in Australia's top three.

Connolly has only batted once at No. 3 and once at No. 4 in his 21 first-class innings and does not yet have a first-class century.

His form in international cricket, however, has continued to impress selectors. He struck a century as an opener against Bangladesh in an ODI in June and has previously played one Test.

Bailey believes Connolly has the ability to eventually establish himself near the top of the Test order.

"I think he will be able to," Bailey said when asked whether Connolly could bat in the top three.

"Whether that's now, whether that's in the future. He's still so young in his career, but I think his ability to bat in a range of positions will continue to grow as he gets more and more experience."

Josh Inglis remains another option as a reserve batter and wicketkeeper, with Bailey also confident that he could bat in the top three if required.

Head and Smith Could Be Part of Selection Debate

Australia's batting order could also come under discussion before the South Africa series.

Travis Head and Matt Renshaw are currently expected to open, while Steven Smith remains at No. 4. However, Bailey did not rule out the possibility of moving Head back to No. 5 and Smith to No. 3.

Head has enjoyed considerable success both at the top of the order and at No. 5, while Smith has spent much of his career batting at No. 3.

Bailey acknowledged that any change would need to consider the impact on players already performing well in their current positions.

"Any time you do make a move, it's what are you taking away from where they are performing, and that's always going to be a question," he said.

For now, Australia appear likely to retain their existing structure, but the possibility of a reshuffle remains an option.

Kuhnemann Returns as Additional Spinner

Matthew Kuhnemann is a surprise inclusion as Australia's additional spinner for the South Africa tour.

The left-arm spinner was part of Australia's squad for the 2025 World Test Championship final against South Africa and the subsequent tour of the West Indies, but he was overlooked for the Ashes squad later that year.

Nathan Lyon remains Australia's first-choice spinner, while Kuhnemann's inclusion gives the selectors another option if conditions in South Africa favour spin.

Australia are unlikely to select two spinners in the same XI, and there is even a possibility that they could opt for an all-seam attack if conditions in Durban, Gqeberha and Cape Town strongly favour fast bowling.

Kuhnemann's presence could also help Australia's batters prepare for South Africa's experienced left-arm spinner Keshav Maharaj.

Michael Neser Returns From Injury

Michael Neser has also been included after recovering from the calf strain he suffered during a training camp in early August.

He joins Pat Cummins, Mitchell Starc, Josh Hazlewood and Scott Boland as Australia's fifth fast-bowling option.

The depth gives Australia plenty of pace options for what is expected to be a challenging Test series in South African conditions.

Cameron Green and Beau Webster remain the two allrounders in the squad.

Australia Test Squad for South Africa Tour

Pat Cummins (capt), Scott Boland, Alex Carey, Cooper Connolly, Cameron Green, Josh Hazlewood, Travis Head, Josh Inglis, Matthew Kuhnemann, Marnus Labuschagne, Nathan Lyon, Michael Neser, Matthew Renshaw, Steve Smith, Mitchell Starc, Beau Webster

Australia Face Major Test Challenge in South Africa

The three-Test series will be an important assignment for Australia as they continue their campaign in the World Test Championship.

Labuschagne's retention will remain one of the biggest talking points around the squad, particularly given his prolonged lack of runs at Test level.

The selectors have nevertheless chosen experience over an immediate change at No. 3, giving Labuschagne another chance to prove he remains an important part of Australia's Test plans.

With Connolly providing a younger alternative, multiple batting-order combinations available and a deep pace attack led by Cummins, Starc and Hazlewood, Australia will travel to South Africa with considerable depth.

The first Test will provide the clearest indication of whether the selectors' faith in Labuschagne has been justified.