Quadrastichus longiscapus sp. nov., holotype, female 25 habitus, dorsal view 26 habitus, lateral view. Scale bars: 500 μm.

 
 
  Part of: Li W-J, Li C-D (2023) Three new species of Quadrastichus Girault (Hymenoptera, Eulophidae) from China with a key to Chinese species. ZooKeys 1187: 169-188. https://doi.org/10.3897/zookeys.1187.111723