Li, T. and Li, Q. 2011. Two new species of the genus Pison Jurine (Hymenoptera: Crabronidae) from China, with a key to the Chinese species. Zootaxa. 3007, 1 (Aug. 2011), 61–68. DOI:https://doi.org/10.11646/zootaxa.3007.1.3.