Literature
- Baldock, D., Wood, T., Cross, I., Smit, J. 2018. The Bees of Portugal (Hymenoptera: Apoidea: Anthophila) – Entomofauna Suppl. S22: 1–164.
- Müller, A. 2018. Palaearctic Osmiine Bees, ETH Zürich, http://blogs.ethz.ch/osmiini.
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