Phylogenomics confirms Palaeoptera monophyly and illuminates the origin of winged insects.
The origin and early radiation of winged insects (Pterygota) represent one of the most transformative events in terrestrial evolution, yet phylogenetic relationships among their basalmost lineages (Ephemeroptera, Odonata and Neoptera) continue to be a central debate within insect systematics. Here, we present the most...