Tremex is a genus of woodwasp in the Siricidae family. It has 33 species with a holarctic distribution. The larvae feed on hardwoods.
Tremex alchymista <small>(Mocsary, 1886)</small><br /> Tremex columba <small>(Linnaeus, 1763)</small><br/> Tremex fuscicornis <small>(Fabricius, 1787)</small><br /> Tremex magus <small>(Fabricius, 1787)</small>