Australia were due to contest three Twenty20s and three ODIs from early July but had been seen as the most reluctant of the three scheduled tourists booked for the English summer in light of the coronavirus pandemic which has hit the United Kingdom hard.
"That's a bit of a challenge, so we're looking at an extended squad".
Pakistan are "probably a week away" from getting a training squad together for their tour of England, the country's top cricket administrator said on Thursday.More news: Facebook, Shopify and Spotify extend remote work policies
"I'd be really surprised if we can't get the Indian tour away".
"We are not going to jeopardise their health".
"Our sport means different things to different people but if this crisis has shown us one thing, it's the way the cricket family pulls together when times are tough", said Clare Connor, ECB managing director for women's cricket.
Current guidelines mean any arrivals to the United Kingdom from overseas would require a 14-day quarantine period, but there is a chance that could also double as a training period if the venue can be signed off as "bio-secure".More news: Olivier Sarkozy Apparently Wanted Mary-Kate Olsen to Be a Stay-at-Home Wife
"We are trying to get to England early July so that we can get the quarantine done. We'll just have to see how that goes".
Although the selectors are curiously holding off from naming this pool of players until next week - as well as a separate white-ball group - the bowlers will start their work at seven grounds: Chester-le-Street, Edgbaston, Hove, Old Trafford, Taunton, the Oval and Trent Bridge.
Khan added: "We are told there are going to be two venues. We are also told there is going to be a third venue, which is going to be our base while we are in England".
Pakistan is keen to tour England this summer but the cricket board does not plan to use the series as "leverage" to cut a deal for a reciprocal tour in 2022, PCB chief executive Wasim Khan said.More news: Ontario announces first wave of COVID-19 research projects
"We hope this campaign will shine a light on the awesome work being done, help signpost people to the support they need and provide a feeling of hope and solidarity for cricket fans during this challenging time". "The cricketers want to play and I think it's important for the global game as well that we start to bring a level of normalcy to playing cricket again - whatever that may look like - over the next six to 12 months", he added.