ERIN Map Service of the Interim Biogeographic Regionalisation for Australia (IBRA), Version 7 (Regions)
Data used to produce figure HER10 in the heritage theme of the 2016 State of the Environment report - see https://soe.environment.gov.au/
Data viewable in National Map here; https://soe.terria.io/#share=s-wOs7nFlSbTXTIZC96UXjuaoLcp1