88 NILS GYLDENSTOLPE, ZOOLOGICAL RESULTS OF THE SWEDISH ZOOLOGICAL EXPEDITIONS TO SIAM. 
inner webs of the tail-feathers. My specimen belongs to this race which then also 
inhabits Southern Siam. 
C. m. affinis BLYTH. has been obtained in Arracan and Pegu and it has white bars 
on both webs of the outer rectrices. 
Fam. Picide. 
165. Gecinus nigrigenis. Humr. — The Red-rumped Green Woodpecker. 
Gecinus nigrigenis: Oustalet 1899 p. 257; Gyldenstolpe I p. 47; Gyldenstolpe II; Gyldenstolpe III p. 229. 
Sex Lueality Date Length Wing Tail Culmen | Tarsus 
mm. mm. mm. mm. mm. 
rou Pak Koh We 1914 302 154 127 32,5 24 
oe Koon Tan 15/5 1914 305 157 122 34 24 
rofl Koon Tan 28/4 1914 305 157 127 34 24 
g Koon Tan 14/5 1914 303 157 127 31 24 
fe) Pak Koh 13/, 1914 290 154 118 31,5 24 
Trides: yellowish white. Bill: black. Legs: greenish grey. 
Quite a common bird in the open dry forests in the North. 
None of the specimens obtained in the different parts of Northern Siam has the 
white or yellowish white stripe behind the eye as mentioned by Harerrr (Cat. Birds 
Brit. Mus. Vol. 18 p. 67). 
The bills are quite black and there is not the slightest sign of a yellowish colour 
on the upper mandible. 
The abdomen and the under tail-coverts are dusky brown with squamate markings 
of darker brown. The markings are broader and almost blackish on the under tail- 
coverts. 
166. Picus vittatus eisenhoferi. GyLDENSTOLPE.?! 
Gecinus vittatus: Oustalet 1899 p. 253; Robinson & Kloss p. 45; Robinson III p. 738. 
© Pa Hing %/s 1914. L = 290 mm,; W = 142 mm.; T = 128 mm.; C = 34 mm.; Tarsus = 26 mm. 
— Irides: pale crimson. Bill: blackish grey with the base of the lower mandible yellow. Legs: greenish yellow. 
Allied to P. vittatus VintLu. from Lower Siam, Cambodia, Cochin China, Southern 
Malay Peninsula, Sumatra and Java, but considerably larger and of a somewhat differing 
colour. 
Adult female (type of the subspecies). 
Similar to P. vittatus VirtLu. but much larger. The colour of the upper parts of 
the body bright grass green instead of yellowish olive; the rump-feathers fiercely tipped 
with yellow; wing-coverts green for their outer parts and dusky brown on their inner 
1 Ornith. Monatsber. 1916. N:o 2, p. 28. 
