Neanthophylax tenebrosus is the species of the Lepturinae subfamily in long-horned beetle family. This beetle is distributed in United States. Adult beetle feeds on mountain hemlock, and red fir. Subtaxons There are three subspecies in species: Neanthophylax tenebrosus nigrolineatus (Van Dyke, 1917) Neanthophylax tenebrosus orientalis Linsley & Chemsak, 1972 Neanthophylax tenebrosus tenebrosus (LeConte, 1873) References Lepturinae Beetles described in 1873