Gavit clocked 10.69 seconds to win the gold, while Morssinganakath took the silver with a time of 10.72 seconds
The decision was driven by the need to focus resources in New Zealand's high performance programme
Simran had also won the 200m gold with a new Games record on October 20
Fingerspinner Aliss Al Islam made his debut for Bangladesh, while Afghanistan made two changes
In a disastrous start to the 364-run target, WA lost Bancroft and Whiteman along with nightwatcher Rocchiccioli in the space of five balls
South Africa could potentially play the rest of the game one bowler down as they look to enforce the follow-on against Australia
Australia went to lunch at 69 for 6, another 157 runs away from saving the follow-on