Intertaxon relationships
species
Echthrus reluctator (Linnaeus, 1758)
Phymatodes testaceus (Linnaeus, 1758) - Oak Longhorn 
Plagionotus arcuatus arcuatus (Linnaeus, 1758)
Rhagium inquisitor (Linnaeus, 1758) - Ribbed Pine Borer
Saperda populnea populnea (Linnaeus, 1758)