Hylotrupes; Print; Hylotrupes is a monotypic genus of woodboring beetles in the family Cerambycidae; the longhorn beetles. The sole species; Hylotrupes bajulus; is known by several common names; including house longhorn beetle; old house borer; and European house borer. It is the only genus in the tribe Hylotrupini. Originating in Europe; and having been spread in timber and wood products; the beetle now has a practically cosmopolitan distribution; including Southern Africa; Asia; the Americas; Australia; and much of Europe and the Mediterranean.