Bycanistes Cabanis & Heine, 1860
Bycanistes fistulator duboisi W. L. Sclater, 1922
Bycanistes fistulator fistulator (Cassin, 1850)
Bycanistes fistulator sharpii (Elliot, 1873)
Ceratogymna fistulator subsp. duboisi
Ceratogymna fistulator subsp. fistulator (Cassin, 1850)
Ceratogymna fistulator subsp. sharpii
