Zethus nigerrimus Gusenleitner, ♀. 4 Head and mesosoma, lateral aspect 5 mesosoma dorsal aspect 6 propodeum, dorsal aspect 7 propodeum and TI, lateral aspect 8 SI, ventral aspect 9 head, anterior aspect 10 clypeus, anterior aspect 11 antenna 12 metasoma, lateral aspect 13 metasoma, dorsal aspect.

 
 
  Part of: Tan J-L, Carpenter JM, van Achterberg C (2018) Most northern Oriental distribution of Zethus Fabricius (Hymenoptera, Vespidae, Eumeninae), with a new species from China. Journal of Hymenoptera Research 62: 1-13. https://doi.org/10.3897/jhr.62.23196