@book{bhlpg40876535, title = {Bulletin of the British Museum (Natural History). Entomology. Supplement }, volume = {suppl.16 (1969)}, url = {https://www.biodiversitylibrary.org/page/40876535}, publisher = {BM(NH)}, author = {British Museum (Natural History) }, year = {1969}, pages = {Page 538}, } @book{bhlpg10936121, title = {Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus }, volume = {5}, url = {https://www.biodiversitylibrary.org/page/10936121}, publisher = {G. Engelmann}, author = {Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928}, year = {1894}, pages = {Page 130}, }