Diagnostic characters of Sphecodes species, females. 37–39 vertex, dorso-lateral view 40 preoccipital carina and gena, dorso-lateral view 37 Sphecodes olivieri Lepeletier de Saint Fargeau 38 S. pieli Cockerell 39 S. kozlovi Astafurova & Proshchalykin 40 S. scabricollis Wesmael. Scale bars: 0.25 mm.

 
 
  Part of: Astafurova YV, Proshchalykin MY, Niu Z-q, Zhu C-d (2018) New records of bees of the genus Sphecodes Latreille in the Palaearctic part of China (Hymenoptera, Halictidae). ZooKeys 792: 15-44. https://doi.org/10.3897/zookeys.792.28042