Astur gentilis poecilopterus Lönnberg, Fauna och Flora, vol. 17, No. 5, 1922, p. 228.= Accipiter gentilis buteoides Menzbier, 1882
Syntype : Male ad., Dwina River, Gouv. Archangelsk, Northern Russia. 18. V. 1878. H. Sandeberg leg. - Measurements of type : wing : 335 mm.; tail : 252 mm.; culmen from cere : 21,5 mm.; tarsus : 71 mm.Click on the picture for enlargement.