Pham, N.T., Broad, G.R., Matsumoto, R. and Achterberg, C.V. 2019. First records of the genus Spilopteron Townes (Hymenoptera: Ichneumonidae: Acaenitinae) from Vietnam, with descriptions of five new species. Zootaxa. 4590, 1 (Apr. 2019), 153–165. DOI:https://doi.org/10.11646/zootaxa.4590.1.6.