Synoptic list of Symphyta (Hymenoptera) in Korea Author Lee, Jong-Wook Author Park, Jin-Kyung Choi and Bia text Journal of Species Research 2019 8 1 1 96 journal article 10.12651/JSR.2019.8.1.001 2713-8615 78. Tremex nigrocephalus Lee, Ryu and Chung, 1998 ěêĦƞȁầỹḇ Tremex nigrocephalus Lee, Ryu and Chung, 1998: 298 , 300-301. Korean records. Lee et al ., 1998; Paek et al ., 2010 ; Lyu et al ., 2014 . Host plant. Unknown. Distribution. Korea (South).