Accipiter beniensis Lönnberg, Arkiv f. Zool., Band 10, No. 24, 5th. February 1917, p. 13.= Accipiter castanilius Bonaparte, 1853
Holotype ? : Male ad., Beni, Sembiliki Valley, Eastern Belgian Congo. VII-VIII. 1914. E. Arrhenius leg. No. 389. - Measurements of type : wing : 162 mm.; tail : 145 mm.; culmen from cere : 13 mm.; tarsus : 51 mm.; length of middle toe and claw : 32,5 mm.Click on the picture for enlargement.