1.
Subspecies and Distribution. T.m.montanaThomas,1892—CSarawak(MtDulit,BatuSong,Kalulong,andUsunApau),Borneo. T.m.baluensisLyon,1913—Sabah(MtKinabaluandMtPueh)andEKalimantan,Borneo....
2.