Phenotypic variability observed in Berberomeloe lineage C2 specimens from the same population at southern Felix (Sierra de Gádor, Almería). Specimen displaying two isolated orangish dots on either sides of the midline of the frons (A). Specimen with a similar pattern to A, but featuring an additional central, faint reddish blotch (B). Specimen where the small reddish blotches on either sides of the midline of the frons are connected to the main blotches of the temples (C). Specimen exhibiting the typical pattern observed in other populations, with no additional marks on the frontal surface (D).