124. HYPsIRHINA. 11 
labials in contact with the anterior chin-shields, which are very 
large; posterior chin-shields very small and separated by scales. 
Scales in 27 rows. Ventrals 126-130; anal divided; subcaudels- 
40-48. Pale olive-brown above, with blackish cross-bands separated 
by narrow interspaces ; these cross-bands with roundish spots of the 
ground-colour in the middle, tapering to vertical bars on the sides of 
the body, and forming complete or interrupted rings across the 
belly ; upper lip, sides, and belly yellow, the labial shields black- 
edged. 
Total length 1120 millim.; tail 150. 
Siam. 
a. 2 (V. 126; C. 40). Siam. Sir R. Schomburgk [P. ]. 
12. Hypsirhina albomaculata. 
Homalopsis albomaculatus, Dum. § Bibr. vii. p. 974 (1854). 
Hypsirhina albomaculata, Jan, Elenco, p. 77 (1863), Arch. Zool. Anat. 
Phys. iii. 1865, p. 259, and Icon. Gién. 28, pl. v. fig. 1 (1868). 
Rostral broader than deep; two internasals; each prefrontal 
usually longitudinally divided; frontal broader than the supra- 
ocular, once and a half to once and two thirds as long as broad, as 
long as its distance from the end of the snout, as long as or a little 
shorter than the parietals; loreal a little longer than deep; one 
pree- and one or two postoculars ; temporals 1+2 or 3; nine upper 
labials, fifth (exceptionally fourth) entering the eye; five or six 
lower labials in contact with the anterior chin-shields; posterior 
chin-shields small and separated by scales. Scales in 27 rows. 
Ventrals 140-150; anal divided ; subcaudals 37-48. Dark olive- 
brown above, with small yellowish or orange spots; one or two 
more or less distinct yellow cross-bars on the nape; sides and 
lower parts yellowish or orange, spotted with black. 
Total length 500 millim.; tail 60. 
Sumatra. 
a-c. d (V. 148; C. 47) & Pulo Nias. Hr. Sundermann [C. ]. 
a (V. 146, 141; C. 37, 
). 
13. Hypsirhina sieboldii. 
Homalopsis sieboldii, Schleg. Phys. Serp. ii. p. 349, pl. xiii. figs. 4 & 5 
(1837) ; Cantor, Cat. Mal. Rept. p. 98 (1847). 
Ferania sieboldii, Gray, Zool. Misc. p. 67 (1842), and Cat. p. 66 
(1849) ; Gtinth. Rept. Brit. Ind. p.284 (1864) ; Anders. Proc. Zool. 
Soc. 1871, p. 180; Zheob. Cat. Rept. Brit. Ind. p. 184 (1876) ; 
Murray, Journ. Bomb, Soc. i. 1886, p. 219. 
Trigonurus sieboldii, Dum. § Bibr. vii. p. 960 (1854). e 
Hypsirhina sieboldi, Jan, Elenco, p. 78 (1863), Arch. Zool. Anat. Phys, 
il. 1865, p. 260, and Icon. Gén. 30, pl. iv. fig. 2 (1868) ; Bouleng. 
Faun. Ind., Rept., p. 877 (1890) ; W. Sclater, Journ. As. Soc. Beny. 
Ix. 1891, p. 245. 
Feranoides jamnzticus, Carlleyle, Journ, As. Soc. Beng. xxxviii. 1869, 
p. 196. 
