Silveira, F. A., & Martines, R. B. (2009). A new species of Mydrosoma Smith with a key to Brazilian species of the genus and a discussion on the classification of the Dissoglottini (Hymenoptera: Colletidae). Zootaxa, 2105(1), 32–42. https://doi.org/10.11646/zootaxa.2105.1.2