ey Fe ee 
x 
4 COLUBRID. 
2. Two internasals ; ventrals 141-156. 
Scales in 27 rows; rostral considerably 
broader than deep ...........eeeeeee 12. albomaculata, p. 11- 
Scales in 29 to 33 rows; rostral nearly as 
Goop O85 DORM ee i es ee eee wy 13. steboldit, p. 11. 
Il. Eye separated from the labials. 
Seales in 25 or 27 rows; a single inter- 
nasal; a single pair of lower labials in 
contact behind the symphysial ........ 14. punetata, p. 12. 
Scales in 31 or 33 rows; two internasals ; 
two pairs of lower labials in contact 
behind the symphysial .............. 15. dorie, p. 13. 
1. Hypsirhina indica, (Pars I. fig. 1.) 
ay indica, Gray, Zool. Misc. p. 67 (1842), and Cat. p. 79 
(1849). 
Rostral broader than deep; internasals distinct ; frontal as broad! 
as or narrower than the supraocular (which appears to have fused 
with an upper postocular), little longer than broad, as long as its: 
distance from the rostral or the end of the snout, shorter than the: 
parietals ; loreal longer than deep, in contact with the internasal ;. 
one pre- and one postocular ; temporals 1+2; eight upper labials, 
fourth entering the eye; four lower labials in contact with the 
anterior chin-shields, which are longer than the posterior ; the latter 
separated from each other by scales. Scales in 19 rows. Ventrals 
173-175; anal divided; subcaudals 28-34. Dark purplish brown 
above, with a few interrupted, yellowish, transverse lines on the 
occiput and anterior part of the body; sides with yellowish (red?) 
vertical bars; belly yellowish Seat > spotted with black. 
Total length 345 millim. ; tail 4 
Malay Peninsula? 
a,b. g (V.173; C.34) Malay Peninsula? § Gen, Hardwicke [P.]. 
& 2 (V. 175; OC. 28). (Types.) 
2. Hypsirhina alternans. 
Brachyorrhos alternans, Reuss, Mus, Senckend. i. p. 155, pl. ix. fig. 8 
(1834). 
Bar yt ”). decussata, Schleg. Phys. Serp. ii. p. 344, pl. xiii. figs, 14— 
6 ( 
Miralia alternans, Gray, Zool. Misc. p. 68 (1842), and Cat. p.79 
(1849) ; Giinth. Cat’ p. 277 (1868), and Proc. Zool, Soo, 872, 
. 590. 
Scien alternans, Dum, § Bibr. vii. p, 957 (1854). 
seat alternans, Jan, Elenco, p. he (1863) ; trod. Zool, Anat, 
hys. iii. 1865, p. 262, and Icon. Gén. 30. pl. vi. figs. 1 & 2 (1868) ; 
Boetty. Ber. Offenb. Ver. Nat. 1892 2, p. ibs. 
Rostral broader than deep; internasals distinct ; frontal broader 
than the supraocular, once and one third to once and a half as- 
nan in he ha oe 
