Trachionus brevisulcatus sp. n., female, holotype. 23 wings 24 head and mesosoma lateral 25 mesosoma dorsal 26 metasoma dorsal 27 metasoma lateral 28 head anterior 29 head dorsal 30 head lateral 31 hind leg 32 detail of metanotal spine.

  Part of: Cui Q, Achterberg C van, Tan J-L, Chen X-X (2015) The genus Trachionus Haliday, 1833 (Hymenoptera, Braconidae, Alysiinae) new for China, with description of four new species. ZooKeys 512: 19-37.