Graham, Liam, and Laurence Packer. 2024. “Three New Species of Microsphecodes s.Str. (Hymenoptera: Halictidae) With an Updated Key to Species of the Subgenus”. Zootaxa 5404 (1). Auckland, New Zealand:189-205. https://doi.org/10.11646/zootaxa.5404.1.12.