No. 550 (2019): Review of the Swedish species of Ophion (Hymenoptera: Ichneumonidae: Ophioninae), with the description of 18 new species and an illustrated key to Swedish species
Niklas JOHANSSON & Björn CEDERBERG
Section: Entomology; pp. 1–136, 52 figures, 1 table, 85 references; https://doi.org/10.5852/ejt.2019.550
accepted: 16 July 2019; published: 12 September 2019