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双条杉天牛指名亚种Semanotusbifasciatusbifasciatus（Moischulsky）国内分布于河北、北京、山东、陕西等地，寄主是侧柏和圆柏属sabinaspp，是一种重要的蛀干害虫。国愧是泰安市市树，近几年受到锈色粒肩天牛Aprionaswainsoni（Hope）严重危害，个别路段树木受害率达95％以上
Sequoia cataract subspecies Semanotusbifasciatus bifasciatus (Moischulsky) domestic distribution in Hebei, Beijing, Shandong, Shaanxi and other places, the host is Arborvitae and Juniperus sabinaspp, is an important boring pest. National Ashanti is Tai’an City tree, in recent years by the rust particles shoulder Aprionaswainsoni (Hope) serious harm, individual sections of tree damage rate of 95% or more