Template:Astafurova & Proshchalykin, 2020a
- Astafurova, Yu.V. & Proshchalykin, M.Yu. 2020. The type specimens of bees (Hymenoptera, Apoidea) deposited in the Zoological Institute of the Russian Academy of Sciences, St. Petersburg. Contribution III. Family Halictidae, genera Halictus Latreille, 1804, and Sphecodes Latreille, 1804. Zootaxa 4790(3): 401–446. DOI: 10.11646/zootaxa.4790.3.1