Berothidae is one of the uncommon group of Neuroptera. The family currently include about 22 genera and 100 species in the world. The genus Isoscelipteron include about 20 species in the world, with the distribution covering Eurasia. Several species of this family are known to be a termite predator during larval stage. We collected Isoscelipteron pectinatum adult, which is a new species record in Korea, which is in fact a new family record as well. Here we provide a brief description, photos of adult and male genitalia, and DNA barcode sequence based the specimen examined.