i 
bl 
302 COLUBRID A. 
hexagonal, once and one third as long as broad, longer than its 
distance from the end of the snout, slightly shorter ter thn the 
parietals, which are squarely truncate behind ; nasal large, as 
long as deep, divided below the nostril, forming a suture 1 the ‘ 
single preocular; two postoculars; temporals 1+1, first small, 
second large; five upper labials, third entering the eye; anterior — 
chin-shields a little longer than the posterior, in contact with the — 
symphysial and three lower labials. Scales in 15 rows. Ventrals — ( 
125; anal entire; subcaudals 31, fourth and fifth, and eighth to — 
seventeenth entire, the rest in pairs. Dark purplish brown above, 
with two series of small black spots, grey on the sides; whitish 
beneath, speckled with brown. 
Total length 245 millim.; tail 30. 
Mountains of Burma. 
a. 3 (V.125; ©. 31). Toungyi, Shan States, Lieut. Blakeway [C.]. 
5000 feet. : 
27. OXYRHABDIUM. 
Stenognathus (non Chaud.), Dum. § Bibr. Erp. se vii. p. 503 
(1854); Jan, Arch. Zool. Anat. Phys, ii: 1862, 
Rhabdosoma, part., Giinth. Cat. Col. Sn. p. 10 (i858), 
Maxillary teeth 30 to 35, small, equal; mandibular teeth equal. 
Head not distinct from neck; eye small, with vertically subelliptic 
pupil; nostril pierced between two small nasals; a pair of small 
internasals ; no procular; loreal and preefrontal entering the eye. 
Body cylindrical; scales smooth, in 15 rows, without apical pits ; 
ventrals rounded. ‘Tail moderate, subcaudals in two rows. Hypa- 
pophyses developed throughout 5 vertebral column. 
Philippine Islands. 
1. Oxyrhabdium modestum. 
Stenognathus modestus, Dum. § Bibr. vii. p. 504 (1854); Agree 
Mon. Berl. Ac. 1861, p. 684; Jan, Arch. Zool, Anat. Phys. ii. 1862, 
p- 28, and Icon. Gén. 3, pl. i. fig. 3 (1865). 
Rhabdosoma leporinum, part., Giinth. Cat. p. 12 (1858). : 
Stenognathus modestus, part., Giinth. Proc. Zool. Soc. 1873, p. 169. 
Rhabdosoma modestum, , Giinth. Proe. Zool. Soc. 1879, p77. 
Geophis ie ischer, Jahrb. Wiss. Anst, Hamb, ii. 1885, 
Ae i 93, 
ae, Sa Boettg. Ber. Senckenb. Ges. 1886, p. 106. 
Snout obtusely pointed; rostral small, a little deeper than broad, ~ 
just visible from above; suture between the internasals one third or 
one fourth the length of that between the prefrontals ; frontal much 
longer than broad, as long as its distance from the end of the snout, 
shorter than the parietals, about twice as broad as the supraocular ; 
two postoculars; temporals 142; eight upper labials, four anterior — 
small, fifth and sixth entering the eye, eighth very large five or four . 
