Quadrastichus vacuna (Walker), female 27 head, frontal view 28 antenna, lateral view 29 mesosoma, dorsal view 30 fore and hind wings, dorsal view 31 legs, lateral view, from left to right: fore, mid, and hind legs 32 metasoma, ventral view. Scale bars: 100 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