Aegithalus punctifrons Sundevall, Öfvers. K. Sv. Vet. Akad. Förhandl., vol. VII, No. 5, 8th. May 1850, p. 129.= Anthoscopus punctifrons Sundevall, 1850
Holotype ? : Adult, Blue Nile, Sennar Province, Anglo-Egyptian Sudan, 15° N. Lat. XI. 1835. J. Hedenborg leg. No. 3725. - Measurements of type : wing : 50 mm.; tail : 30 mm.; culmen : 9,2 mm.; tarsus : 14 mm.Click on the picture for enlargement.