<ref name="Hermann_&_Douglas_1976">{{cite journal |first1=H. R. |last1=Hermann |first2=M. E. |last2=Douglas |year=1976 |title=Comparative survey of the sensory structures on the sting and ovipositor of hymenopterous insects |url=https://antcat.org/documents/8273/hermann_douglas_1976_j_georgia_entomol_soc_sensory_structures.pdf |journal=Journal of the Georgia Entomological Society |publisher= |volume=11 |issue= |pages=223–239 |doi= }}</ref>