Discovery of Leluthia honshuensis Belokobylskij & Maeto (Hymenoptera: Braconidae) as a Larval Ectoparasitoid of the Asian longhorned beetle in South Korea

Leluthia honshuensis Belokobylskij & Maeto, 2006 (Hymenoptera: Braconidae) was found as an ectoparasitoid of the first- and second-instar larvae of the Asian longhorned beetle (ALB), Anoplophora grabripennis (Motschulsky) (Coleoptera: Cerambycidae) from Gwangneung forest, Pocheon, Republic of Korea. This discovery was made during the investigation for parasitoids of ALB in 2016. We report here the first known host of Leluthia as the ALB. In addition, a diagnosis and detailed photographs of L. honshuensis are given. Images of the holotype specimen are also provided for comparison.