<ref name="Day_&_Fitton_1978">{{cite journal |first1=M. C. |last1=Day |first2=M. G. |last2=Fitton |year=1978 |title=Re-curation of the Linnaean Hymenoptera (Insecta), with a reassessment of the taxonomic importance of the collection |url=https://antcat.org/documents/8093/day___fitton_1979_biol_j_linn_re-curation_of_the_linnaean_hymenoptera.pdf |journal=Biological Journal of the Linnean Society |publisher= |volume=10 |issue= |pages=181–198 |doi=10.1111/j.1095-8312.1978.tb00012.x }}</ref>