Debus eximius (Schedl) comb. n.
Xyleborus eximius Schedl, 1970
Specimens examined.
Indonesia, Kalimantan (2, holotype & allotype, NSMT); Indonesia, Kalimantan (2 paratypes, NHMW).
Comments .
Elytral apex not emarginate, but all other diagnostic characters of Debus present: elongated pronotal disc, broad antennal club type 2, triangular protibiae, flat elytral declivity with tubercles on elevated lateral sulcus (appears as if formed by interstriae 2 through 4).