A90. Packer, L. 2007. Mydrosoma micheneri Packer, new species, a new diphaglossine bee from Brazil (Hymenoptera: Colletidae). Journal of Hymenoptera Research. 16:277-280.
Abstract: Mydrosoma micheneri Packer, new species, is described and illustrated. The sole known specimen, a female, is from the Mato Grosso of Brasil and was collected almost 40 years ago. It is distinctive in having a longer head and malar space than other members of its tribe.