Falco subbuteo cyanescens Lönnberg, Arkiv f. Zool., Band 2, No. 9, 23rd. March 1905, p. 6.= Falco subbuteo subbuteo Linnaeus, 1758
Holotype ? : ? Female ad., Baimgol, near Tekes River, Tien-shan. 1. V. 1902. Bought from Umlauff. - Measurements of type : wing : 284 mm.; tail : 156 mm.; culmen from cere : 16 mm.; tarsus : 30 mm.Click on the picture for enlargement.