Figs 1‒3. 1 ‒ Jan Macek at the beginning of the work in the National Museum in Prague (late 1970s). Photo credit: National Museum archive. 2 ‒ Jan Macek collecting larvae of Symphyta from trees using clap net during the 5th Czech and Slovak Hymonopterologist Seminar in Frýdek-Místek (Czech Republic) in 2009. Photo credit: Ladislav Roller. 3 ‒ Jan Macek discussing news about Symphyta with his long-time colleague and collaborator Ladislav Roller. Photo credit: Karel Beneš.