248 COLUBRID. 
h-i. Her. go (V. 168; Sahambendrana M, Majastre [C, 
©.) 9 (V. 100; CO, Madagasear. Mae a 
. 91). 
k-m. av. 147, 148; Imerina, Rey. R. Baron [C.]. 
C. 75, 78) & Q 
(V. 151; C. ?). 
51. Tropidonotus lateralis. 
Leptophis lateralis, part., Dum. § Bibr. vii. p. 544 (1854). 
Dromicus melanotus, var. ?, Giinth. Cat. p. 133 (1858). 
Thamnosophis lateralis, part., Jan, Elenco, p. 82 (1863). 
Dromicus madagascariensis, Giinth. Ann. § Mag. N. H. (4) ix. 1872, 
p- 
Aheetulla lateralis, Boettg. Abh. Senck. Ges, xi. 1877, p. 33. 
Philothamnus lateralis, Boettg. Abh. Senck, Ges. xii, 1881, p. 526. J 
Closely allied to the preceding, but eye not quite so large and 
frontal longer, once and two thirds to twice as long as broad; 
temporals 242, rarely 1+2.. Dark brown or blackish above, with 
a white lateral stripe extending to the end of the tail; upper lip and 
lower parts white, with a black dot at the outer end of each ventral 
shield; belly rarely speckled with black. 
Total length 570 millim.; tail 165. 
Madagascar. 
a,b. § (V.158; C.93)& 2 Madagascar. (Types of D. mada- 
(V. 168; C. ?). gascariensts. ) : 
c,d. 3 (V. 165; C.?) & 2 ~ Madagascar. Rev. R. Baron [C.}. 
V. 151; C. 78). 
ef. 5 (V.156; C.?) & Q East Imerina. Rey. R. Baron [C.]. 
(V. 162; C. ?). 
g. 3 (V. 149; C. 91). —-? Zoological Society. 
52. Tropidonotus platyceps. 
Tropidonotus platyceps, Blyth, Journ. As, Soc. Beng. xxiii. 1854, 
p. 297 ; Giinth. Proc. Zool. Soc. 1860, p. 162, and Rept. Brit. Ind. 
p. 264, - xxii. fig. D (1864); Stolicezka, Journ. As. Soe. Beng. 
xxxix. 1870, p. 191; Anders. Proc. Zool. Soc. 1871, p.176; Theob. 
ace a Brit. Ind. p. 174 (1876); Bouleng. Faun. Ind., Rept. 
p. 343 (1890). 
Herpetoreas sieboldii, Giinth. ll. cc. pp. 156, 257; Theob. Cat. Rept. 
As. Soc. Mus. p. 54 (1868), and Cat. Rept. Brit. Ind. p. 172 (1876). 
Zamenis himalayanus, Steind. Sitzb. zool.-bot. Ges. Wien, xvii. 1867, 
p. 518, pl. xiii. fig. 1. 
Eye moderate. Rostral broader than deep, just visible from 
above; internasals as long as broad or a little broader, shorter than 
the prefrontals ; frontal once and a half to twice as long as broad, 
longer than its distance from the end of the snout, shorter than the 
parietals; loreal longer than deep; one preocular (sometimes 
divided); two or three postoculars; temporals 14+1, or 142, or 
2+42; eight upper labials, third, fourth, and fifth entering the eye ; 
four or five lower labials in contact with the anterior chin-shields, 
which are much shorter than the posterior, Scales in 19 rows, 
.- 
