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Silveira, F.A. and 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 (May 2009), 32–42. DOI:https://doi.org/10.11646/zootaxa.2105.1.2.