Debus interponens (Schedl) comb. n.

Xyleborus interponens Schedl, 1954

Specimens examined.

Malaysia, Sarawak, Mt. Penrissen, 4500 ft. (lectotype, NHMW).

Comments.

All diagnostic features of genus Debus present, including antennal club form, prolonged pronotum, emarginate declivity. Similar to Debus amphicranoides (Hagedorn), but with less constricted declivity and longer posterolateral declivital processes. Schedl (1954) considered Debus interponens altitudinal variant of Debus robustipennins, the two are allegedly identical, only differing by their origins from different elevations.