BioStor
 | Un naturaliste aux iles de la Madeleine L Provancher (1890) Naturaliste Canadien 19: 189-248 |
 | Additional list of insects taken in alpine region of Mt. Washington. Annie Slosson (1897) Entomological News, Philadelphia 8(10): 237-240 |
 | A catalogue and reclassification of the Nearctic Ichneumonidae (Hymenoptera). Part II. The subfamilies Mesoleiinae, Plect-iscinae, Orthocentrinae, Diplazoninae, Metopiinae, Ophioninae, Mesochorinae Henry K Townes (1945) Memoirs of The American Entomological Society 11(2): 479-925 |