Figure 43 from: Dörfel TH, Ohl M (2015) A revision of the Australian digger wasps in the genus Sphex (Hymenoptera, Sphecidae). ZooKeys 521: 1-104. https://doi.org/10.3897/zookeys.521.5995

Figure 43 - Species diversity compared to climate zones. A the numbers indicate how many different Sphex species were found in each of the Australian federal states (ACT not included); numbers in brackets depict how many of these are endemic to the state B Australian key climate groups based on a modified Köppen classification system; image source: Australian Government Bureau of Meteorology (Commonwealth of Australia 2014).