cc-by-4.0Brien, MelanieEnciso-Romero, JuanLloyd, VictoriaCurran, EmmaParnell, AndrewMorochz, CarlosSalazar, PatricioRastas, PasiZinn, ThomasNadeau, Nicola2025-03-242021-12-012021-12-01https://hydatakatalogi-test-24.it.helsinki.fi/handle/123456789/11616Raw USAXS data from discal region of Heliconius butterflies (H. erato and H. melpomene). The data comes from wings of individuals of two intercross families, one from each species and was used to estimate scale structure variation and a QTL analysis.OpenUSAXSLepidopteraQTLStructural colourdataset