Lyssna
NRM 569792
Picus canus hessei
Gyldenstolpe, 1916
Picus canus hessei Gyldenstolpe, Orn. Monatsber., vol. 24, No. 2, February 1916, p. 28.
= Picus canus hessei Gyldenstolpe, 1916
Syntype : Male ad., Pak Koh, Northern Siam. 17. III. 1914. N. Gyldenstolpe leg. No. 16. - Measurements of type : wing : 158,8 mm.; tail : 122 mm.; culmen : 39 mm.; tarsus : 24,5 mm.
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