6 COLUBRIDA. | 
e. Yg. (V. 129; 0.36). | Hong Kong. J. ip ie Esq. 
d-e. § (V.182; ©. 42) Hoi How, Hainan, J, Neumann, Esq. 
& 9 (V. 126; C. 31). [P.]. 
f. & (V. 181; C. 40). China. ae Fisher. Exhib.. 
g. 2 (V. 126; C. 88). Pachebone, Siam.  M, Mouhot [C.}. 
h-i. og (V. 127; C. 48) — Pinang. Dr. Cantor. 
& 9 (V. 121; C. 36). 
k. Q (V. 125; C, 35). Pinang. Gen. peeks ta 
(Type of H. hardwickit. 
oh nad Cw is pene L. L. Dillwyn, Esq 
m-o. Hgr. d (V. 122; abuan. . L. Dillwyn : 
©. 45), 2 (V. 122; (P.}. : 
C. 37), & yg. (V. 122; 
C. ny 
p. 3d (V.121; C. 39). Java. A. Scott, Esq. [P.]. 
4, Hypsirhina jagorii. 
Hypsirhina (Eurostus) jagorii, Peters, Mon. Berl. Ac. 1863, p. 245. 
Rostral nearly twice as broad as deep; internasal single, more 
than twice as broad as long; frontal broader than the supraocular, 
once and two thirds as long as broad, as long as its distance from 
the end of the snout, slightly shorter than the parietals ; loreal as 
long as deep, in contact with the internasal; one pre- and two: 
postoculars; temporals 142; eight upper labials, fourth entering 
the eye; four lower labials in contact with the anterior chin- 
shields ; posterior chin-shields smaller and separated by scales. 
Seales in 21 rows. Ventrals 120-128; anal divided; subcaudals 
54-66. Dark olive above, with small black spots; lower half of 
upper labials, sides of body, and ventrals yellowish white, with 
a grey band running along each side of the belly on the outer ends. 
of the ventrals and the two outer rows of scales; subcaudals. 
blackish, spotted with yellowish white. 
Total length 510 millim. 
Siam. 
a, 3 (V. 128; C.?). Siam. -M. Mouhot [C.]. 
6. 2 (V. 120; C.?). Siam. Sir R, Schomburgk [P.].. 
ce. Hgr. (V.122; C. 54). Siam. “Pp 7 Newman, ; 
5. Hypsirhina enhydris. 
Russell, Ind. Serp. i. pl. xxx. (1796). 
Hydrus enhydris, Schneid, Hist. Amph. i. p. 245 (1799). 
atroceruleus, Shaw, Zool. iii. p. 567 (isog), 
Enhydris cwrulea, Latr. Rept. iv. p. 202 (1802), 
Coluber pythonissa, Daud. Rept. vii. p. 107 (1803), 
Homalopsis aer, Boie, Isis, 1826, p. 214, and 1827, p. 560; Schleg. 
Phys. Serp. ii. p. 347, pl. xiii. figs, 10 & 11 (1887). 
rae aer, Lyd. § Gerv. in Guér, Mag. Zool, Cl. iii, 1837, pl. xvi- 
gs. 2 & 3, 
