Duncanius is a genus of beetles in the family Buprestidae, containing the following species: \n* Duncanius australis (Thery, 1954) \n* Duncanius capeneri (Cobos, 1953) \n* Duncanius capitatus (Kerremans, 1914) \n* Duncanius collarti (Thery, 1954) \n* Duncanius cylinderus (Kerremans, 1914) \n* Duncanius dolatus (Kerremans, 1914) \n* Duncanius filiformis (Thery, 1948) \n* Duncanius fuellerborni (Thery, 1954) \n* Duncanius kerresmani (Thery, 1954) \n* Duncanius lineolus (Obenberger, 1928) \n* Duncanius malefidus (Thery, 1954) \n* Duncanius parallelithorax (Cobos, 1953) \n* Duncanius parvulus (Fahraeus, 1851) \n* Duncanius schroederi (Thery, 1954) \n* Duncanius transversus (Kerremans, 1903) \n* Duncanius trapezicollis (Cobos, 1960) \n* Duncanius varii (Cobos, 1960)