<ref name="Donisthorpe_1915">{{cite journal |first1=H. |last1=Donisthorpe |year=1915 |title=Marriage-flights of ''Donisthorpea'' species on August 8th, etc |url=http://hymfiles.biosci.ohio-state.edu/pdfs-osuc/22912/22912.pdf |journal=Entomologist's Record and Journal of Variation |publisher= |volume=27 |issue= |pages=206–207 |doi= }}</ref>