<ref name="Kohout_2000">{{cite journal |first1=R. J. |last1=Kohout |year=2000 |title=A review of the distribution of the ''Polyrhachis'' and ''Echinopla'' ants of the Queensland wet tropics (Hymenoptera: Formicidae: Formicinae) |url=https://antcat.org/documents/5029/9593.pdf |journal=Memoirs of the Queensland Museum |publisher= |volume=46 |issue= |pages=183–209 |doi= }}</ref>