Reference
Elisa Vallius, Ulf Buchsbaum, Vladimir V. Nazarov (2013): Pollination activity of Zygaena filipendulae (LINNAEUS, 1758)
(Lepidoptera: Zygaenidae) in Anacamptis pyramidalis orchid on
the North Bull Island (Ireland) – Entomofauna – 0034: 357 - 368.