Reference
Felipe Gil-T. (2017): Compared morphology and distribution of the taxa described of Pseudochazara williamsi (Romei, 1927) [= "Pseudochazara hippolyte" Esper from Spain]. Are they valid subspecies or only the result of phenotypic plasticity (ecological forms)? (Lepidoptera, Nymphalidae, Satyrinae) – Atalanta – 48: 188 - 196.