Psallus (Apocremnus) atratus Josifov, 1983b: 197. HT: male, North Korea, Pagyon-san (Mt) nr Pagyon falls, 27 km NE of Kaesong, North Korea (on label: Kesông, 20km NO, Bagâin, North Korea); Chungnam National University, Deajeon, Korea (Jung et al. 2015).