THE MAMMALS AT PRESENT KNOWN TO INHABIT SIAM. 129 
from Bandon, Khao Wang Hip, Jalor, ete., extending northwards at 
least as far as the Province of Ratburi. 
5. PRESBYTIS BARBEI Blyth. 
Presbytis Barbet, Blyth. Journ, Asiat. Soe. Bengal, NVI, 1847, p. 
734. (Ye, Tenasserim). 
Hitherto only obtained in the Province of Ratburi. 
6. PRESBYTIS PHAYREL (Blyth). 
Semnopithecus phayret, Blyth. Journ, Asiat. Soc. Bengal, NVI, 1847; 
p- 783. (Arakan). 
Only recorded from Ratburi, where specimens have been collec- 
ted at Si-sa-wad, 14° 40' N. Lat. 
7. PRESBYTIS OBSCURA FLAVICAUDA (Elliot). 
Pygathriv lavicauda, EMiot. Proc. U.S. Nat. Mus, NX XVIII, 1910, 
p. 892. (Trang, Peninsalar Siam). 
Inhabits Peninsular and South-western Siam at least north to 
Ratburi. 
8. PRESBYTIS OBSCURA SMITHI Kloss. 
Presbytis obscura smithi, Kloss. Journ. N. H. Soc. Siam, IL, 1916, p. 5. 
(IXlong Bang Lai, Patiyu, Peninsular Siam). 
Hitherto only known from the type locality. 
9, PRESBYTIS OBSCURA HALONIFER (Cantor). 
Semnopithecus halonifer, Cantor, Proc. Linn. Svc., I, 1845, p. 235. 
(Malay Peninsula). 
Obtained at Koh Pennan and in the mountain regions west of 
Koh Lak, South-western Siam. 
10. PRESBYTIS OBSCURA CORVUS Miller. 
Presbytis corvus, Miller. Smiths. Mise. Coll, vol. 61, No. 21, 1918, 
p. 27. (Pulau Terutau). 
An Island race inhabiting Pulau Terutau, off the west coast of 
Peninsular Siam. 
1l. PRESBYTIS ROBINSONI Thos. 
Presbytis robinson’, Thomas, Abstr. P. Z. 8. 1910, p. 25. (Ko-Ieau, 
Trang Peninsular Siam). 
Only known at present from Trang and Bandon, both situated 
in Peninsular Siam. 
VOL. I1I, NO. III, 1919. 
