▁on ▁the ▁d ors al ▁surface ▁with ▁fairly ▁ind ist inct ▁patch es ▁or ▁var ieg ations . ▁ ▁Southern ▁ban jo ▁f rog , ▁Lim n od ynast es ▁d umer il ii ▁ins ular is ▁▁ ▁This ▁sub species ▁occurs ▁south ▁of ▁Jer vis ▁Bay , ▁along ▁the ▁south ▁coast ▁of ▁New ▁South ▁Wales , ▁in ▁eastern ▁Victoria ▁and ▁throughout ▁Tas mania . ▁It ▁is ▁character ised ▁and ▁distinguished ▁by ▁blue ▁color ation ▁present ▁on ▁the ▁fl ank . ▁There ▁is ▁often ▁a ▁pale ▁mid - d ors al ▁stri pe . ▁M ales ▁call ▁from ▁a ▁conce aled ▁position ▁in ▁water ▁during ▁spring , ▁summer ▁and ▁aut umn . ▁ ▁Southern ▁ban jo ▁f rog , ▁Lim n od ynast es ▁d umer il ii ▁var ieg ata ▁▁ ▁This ▁sub species ▁is ▁very ▁similar ▁to ▁Lim n od ynast es ▁d umer il ii ▁ins ular is . ▁This ▁sub species ▁occurs ▁in ▁western ▁Victoria ▁and ▁south - e astern ▁South ▁Australia . ▁It ▁is ▁chief ly ▁distinguished ▁by ▁range . ▁ ▁E col ogy ▁and ▁behaviour ▁▁ ▁Lim n od ynast es ▁d umer il ii ▁is ▁a ▁bur row ing ▁f rog . ▁During ▁dry ▁times , ▁and ▁often ▁just ▁during ▁the ▁day , ▁they ▁will ▁bur row ▁under ground . ▁They ▁will ▁often ▁be ▁seen ▁in ▁large ▁numbers ▁after ▁rain , ▁and ▁under ▁the ▁right ▁conditions ▁mass ▁sp aw ning ▁can ▁occur ▁over ▁just ▁a ▁few ▁days . ▁They ▁have ▁been ▁known ▁to ▁call ▁while ▁under