Mahlmann, T. 2020. A new species of the previously monotypic Neotropical cleptoparasitic bee genus Rhynostelis, with notes on Rhynostelis multiplicata (Hymenoptera: Megachilidae). Journal of Melittology. 96 (Mar. 2020), 1–8. DOI:https://doi.org/10.17161/jom.vi96.13245.