This study was conducted to review of the genus Bucculatrix Zeller, 1839, belonging the family Bucculatricidae of the superfamily Gracillarioidea from Korea. The genus Bucculatrix was comprising more than 300 species worldwide. In Korea, only two species have been reported to date. In this study, a total of 10 species are recognized from Korea. Among them, five species, Bucculatrix sp. nov.1, Bucculatrix sp. nov.2 and Bucculatrix sp. nov.3, Bucculatrix sp. nov.4 and Bucculatrix sp. nov.5 are described as new to science. Also, three species: B. duanwuia Liu, 2020, B. tsurubamella Kobayashi, Hirowatari & Kuroko, 2010 and B. splendida Seksjaeva, 1992 are reported for the first time from Korea. All available information, host plants and images of adults and genitalic structures for species is provided.

• Jae-In Oh(Department of Biological Science and Biotechnology, Hannam University, Korea) Corresponding author
• Ji-Young Lee(Department of Biological Science and Biotechnology, Hannam University, Korea)
• Sang-Yoon Kim(Department of Biological Science and Biotechnology, Hannam University, Korea)
• June-Hyeok Jeong(Department of Biological Science and Biotechnology, Hannam University, Korea)
• Bong-Kyu Byun(Department of Biological Science and Biotechnology, Hannam University, Korea)