Descriptions of six new genera and thirty-one new species of ichneumon flies

Chicago citation style
Viereck, H. L. Descriptions of six new genera and thirty-one new species of ichneumon flies. 1911. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_85735&repo=DPLA. (Accessed November 14, 2018.)
APA citation style
Viereck, H. L, (1911) Descriptions of six new genera and thirty-one new species of ichneumon flies. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_85735&repo=DPLA
MLA citation style
Viereck, H. L. Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_85735&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.