Representatives of three categories of marginal line colour in contrast to lunular colour (categories 1, 2, 3) in Melitaea athalia (a–c), M. aurelia (d–f) and M. britomartis (g–i).

  Part of: Jugovic J, Koren T (2014) Wing pattern morphology of three closely related Melitaea (Lepidoptera, Nymphalidae) species reveals highly inaccurate external morphology-based species identification. Nota Lepidopterologica 37(1): 75-90.