Lanius hypoleucus siamensis Gyldenstolpe, Orn. Monatsber., vol. 24, No. 2, February 1916, p. 28.= Lanius collurioides collurioides Lesson, 1831
Holotype ? : Female ad., Koh Lak (= Prachuap Kirikan), South-western Siam. 17. XII. 1914. N. Gyldenstolpe leg. No. 903. - Measurements of type : wing : 85,5 mm.; tail : 96 mm.; culmen : 12 mm.; tarsus : 21 mm.Click on the picture for enlargement.
Foto © NRM Anna Constantinides