KUNGL. SV. VET. AKADEMIENS HANDLINGAR. BAND 56. N:0 2. 75 
brown; middle of abdomen, vent and under tail-coverts white; thighs brown; under wing- 
coverts and axillaries light fawn colour; quills dusky brown below and fawn colour along 
the inner webs; tail-feathers brownish white below with white shafts to the feathers; 
wing lining light fawn colour. 
Iris brownish black; bill horn colour and with the lower mandible dirty yellow; 
legs black. 
Type: Adult male collected at Bang Hue Pong (Northern Siam on the 27th of 
May 1914.) 
Specimens examined: Two, the type and another male from the same locality and 
collected on the same day. 
Measurements: 
Total length =128 & 120 mm. resp. 
Wing = 68 & 69 » » 
Tail = 52 & 51 » » 
Culmen lls& 12 » » 
Tarsus = 12 & Il,s » » 
This new species is probably a resident in Northern Siam where it inhabits the higher 
mountains. , 
It has much the same habits as Alseonax latirostris RarFu. of which species I also 
obtained specimens during my journey in Upper Siam. 
137. Cyornis dialilema. Satvap. 
Cyornis dialilema: Gyldenstolpe II; Gyldenstolpe III p. 169; Robinson & Kloss p. 52; Robinson I p. 98. 
Sex Locality Date Total length; Wing Tail Culmen 
mm. mm. mm. mm. 
ou Koon Tan 16/5 1914 133 66 61 11,2 
fof Koon Tan 4/5 1914 135 66 57 ll 
fon Koon Tan ®/6 1914 130 66,5 55 12 
fof Koon Tan 78/4 1914 130 68 60 11,4 
o Koon Tan | ?%/s 1914 136 66,5 56,5 11,5 
fof Koon Tan 5/5 1914 138 67,2 58 11,6 
o Koon Tan 29/5 19)4 138 67,4 60,6 ll 
fou Koon Tan 5/5 1914 144 70 62 1l 
fot Koon Tan 22/5 1914 135 68 55 11,5 
9 Koon Tan 19/5 1914 129 63 56,2 12 
9 Koon Tan M4/5 1914 126 66,1 54 11,6 
co) Koon Tan 29s 1914 140 68 59 11,3 
fe) Koon Tan 16/y 1914 130 67 58,2 11,2 
9  |Bang Hue Pong| 27s 1914 136 66 58 12 
oO juv. Koon Tan 1914 _ 68 61 12 
Oo juv. Koon Tan 1914 _ 66 50 9 
oO juv. Koon Tan 1914 _ 66,5 49,8 
Oo’ juyv. Koon Tan 3/5 1914 120 62,8 _ —_ 
Q juv. Koon Tan 28/5 1914 125 63,3 57,5 ll 
Trides: black. Bill: black. Legs: brown. 
