According to Martin Lagerwey, Paropsisterna has 122 official species. Some are hard to identify, but a list of a good sample of them can be seen here:
https://sites.google.com/site/paropsisternapages/ or
https://sites.google.com/site/paropsisternapages/paropsisterna-unknown1
Paropsisterna sp. (genus) is listed in the following regions:
Canberra & Southern Tablelands | South Coast | New England | Hume | Barwon South West | Greater Brisbane | North Queensland | Tasmania
Maps
Black Mountain Boro Deua National Park (CNM area) Dryandra St Woodland Dunlop Grasslands Emu Creek Endeavour Reserve (Bombala) Flea Bog Flat to Emu Creek Corridor Goulburn Mulwaree Council Gungahlin Pond Kambah Pool Kosciuszko National Park Kuringa Woodlands Lake Burley Griffin West Lions Youth Haven - Westwood Farm A.C.T. Lower Cotter Catchment Lower Molonglo Mcleods Creek Res (Gundaroo) Molonglo River Reserve Mongarlowe River Mount Majura Mulligans Flat Namadgi National Park Point Hut to Tharwa Scabby Range Nature Reserve The Pinnacle Tidbinbilla Nature Reserve University of Canberra WendyM's farm at Freshwater Ck. Woodstock Nature ReservePlaces
Bungendore, NSW Gundaroo, NSW O'Connor, ACT Russell, ACT Sheldon, QLD Smithton, TAS