Abstract
Polyommatus diana was detected for the first time in the
butterfly observations in Düşmüş and Gökoluk Plateaus of Yahyalı District in
Kayseri Province made between 1 May - 15 June 2017. This work carried out in the form of field and laboratory
studies, the colors and patterns of the front and hind wings of male and female
subjects were described, the male genital slide was prepared and the
morphology was described and the host plant in which the females lay eggs was
identified. Photographs introducing the species have given for the
first time in this study. Polyommatus
diana is the first register for Kayseri Rhopalocera fauna.