Australis Oil & Gas Limited is an Australia-based oil and gas exploration and development...Australis Oil & Gas Limited is an Australia-based oil and gas exploration and development company. It in the United States of America and Portugal and holds interest in approximately 33,000 contiguous undeveloped acres under lease within the core of TMS situated in Louisiana. Australis Oil & Gas has become the largest producer and acreage holder in the Tuscaloosa Marine Shale (TMS), one of the last emerging oil shale basins onshore in the US.More