Literature
- Baldock, D., Wood, T., Cross, I., Smit, J. 2018. The Bees of Portugal (Hymenoptera: Apoidea: Anthophila) – Entomofauna Suppl. S22: 1–164.
- Pesenko, Yu. 2005. New data on the taxonomy and distribution of the Palaearctic halictids. Entomofauna Band 26, Heft 18: pp. 313-348.