Reference
Yulia V. Astafurova, Maxim Yu. Proshchalykin, Maximilian Schwarz (2020): New and little-known species of the genus Sphecodes Latreille (Hymenoptera, Halictidae) from Southeast Asia. - ZooKeys 937 – Monografien Entomologie Hymenoptera – 0286: 31 - 88.