LygaenocorinaeLygaenocorinae is an extinct subfamily of seed bugs in the family Lygaeidae. There are at least three genera in Lygaenocorinae.GeneraThese three genera belong to the subfamily Lygaenocorinae: † Lygaenocoris Popov, 1961 † Oligacanthus Hong, 1980 † Sinolygaeus Hong, 1980