Amblyopone australis is a species of ant in the genus Amblyopone, native to Australia. The species was described by Erichson in 1842. It has the common name of Southern Michelin ant. Workers can vary in colour from yellow to dark brown or black. They have a body length of 4.5–8mm; queens are larger. It has been accidentally introduced to New Zealand, where it has become widely established across the North Island. It is the largest ant species established in New Zealand.