Literature
- Pers. comm. John Smit.
- Stephen P. Bush, Hannah Madden 2013. Preliminary checklist of the bees of St. Eustatius, Lesser Antilles (Hymenoptera: Apoidea Anthophila). Insecta Mundi 298: 1-3.
Literature references linked to higher taxa
- Encyclopedia of Life. [link] (Hymenoptera)
- 2016. Integrated Taxonomic Information System on-line database. [link] (Lasioglossum)
- Maddison, D. (ed.). Tree of Life web project. [link] (Apoidea)
- Various contributors 2017. Hymenoptera Online (HOL) [accessed 8 March 2017]. [link] (Aculeata)