This research was performed in the field and laboratory between the years 2007 and 2008 with the aim of identifying species of the order Lepidoptera in Bartin region. The butterfly species that were existing in Bartin centrum, Amasra, Ulus, Kurucasile and in nearby regions like Inkum, Mugada, Kumluca, Kozcagiz, Cakraz etc and plus in the campus of Bartin Faculty of Forestry were brought to the laboratory after having been obtained by various methods such as butterfly net, light traps and pheromones traps. Those species having been examined under a lup and microscope were identified and protected in the laboratory. In the end of the study, the data obtained were 90 species from 21 families of Lepidoptera class. Among these species 15 have been mostly observed in agricultural areas. The samples mostly identified were Lycaenidae, Noctuidae, Nymphalidae and Satyridae.