Gibbs, J., Dumesh, S., & Griswold, T. L. (2014). Bees of the genera Dufourea and Dieunomia of Michigan (Hymenoptera: Apoidea: Halictidae), with a key to the Dufourea of the eastern United States. Journal of Melittology, 29, 1-15. https://doi.org/10.17161/jom.v0i29.4652