Reference

Manuela Sann, Oliver Niehuis, Ralph S. Peters, Ch. Mayer, Alexey Kozlov, Lars Podsiadlowski, Sarah Bank, Karen Meusemann, Bernhard Misof, Christoph Bleidorn, Michael Ohl (2018): Tracing back the origin of bees: Phylogenomic analysis of Apoidea and its implications – Mitteilungen des Entomologischen Vereins Stuttgart – 53_2018: 23.