Published October 30, 2025 | Version v1
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Taxonomic update of Psen Latreille, 1796 (Hymenoptera, Crabronidae), with descriptions of three new species from China

  • 1. Yunnan Agricultural University, Kunming, China

Description

Three new species of the genus Psen Latreille, 1796 (Pemphredoninae: Psenini) from China are described: P. scabristriatus Deng & Ma, sp. nov., P. spinitarsalis Deng & Ma, sp. nov. and P. rhyssothoracicus Deng & Ma, sp. nov. In addition, P. brinchangensis van Lith, 1965 is recorded from China and the male is described for the first time. An updated key to known and new species and a distribution map of Chinese Psen Latreille are provided.

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