266 COLUBRID. 
1. Macropisthodon flaviceps. 
Amphiesma flaviceps, Dum. § Bibr, vii. p. 738 (1854) ; Jan, Arch. 
Zool. Anat. Phys, iii. 1865, p. 235, and Icon, Gén. 29, pl. iii. fig. 1 
(1868). 
ae leucomelas, Giinth. Rept. Brit. Ind. p. 271, pl. xxii. 
tig. I (1864), and Zool. Rec, 1868, p. 124; F. Mill. Verh. nat. Ges. 
Basel, vii. 1882, p. 148. 
Amphiesma rufotorquatum, Edeling, Nederl. Tijdschr. Dierk. ii. 1864, 
p- 204. 
Tropidonotus flaviceps, Giinth. Proc. Zool. Soc. 1872, p. 590; Fischer, 
Arch. f. Nat. 1885, p. 53. 
Maxillary teeth 18 to 204+2, Rostral twice as broad as deep, 
just visible from above; internasals as long as broad, or longer, 
shorter than the prefrontals; frontal a little longer than broad, as 
long as or a littleshorter than its distance from the end of the snout, 
shorter than the parietals ; loreal as long as deep, or deeper; one 
preocular ; three or four (rarely two) postoculars ; temporals 2 +2 
r 2+3; eight (rarely seven) upper labials, fourth and fifth (or 
third and fourth) entering the eye; five or six lower labials in 
contact with the anterior chin-shields ; posterior chin-shields longer 
than the anterior. Scales very strongly keeled, in 19 rows. Ventrals 
120-138; anal divided; subcaudals 49-60. Body black, young 
with greyish-white or pale olive cross bars, widening towards the 
sides, and of which at least traces persist in the adult; a broad 
orange band across the nape, sometimes disappearing in the adult, 
separated from the head, which is yellowish brown or olive, by a 
broad black band ; belly olive, with black cross bands, or entirely 
black. 
Total length 840 millim. ; tail 190. 
Malay Peninsula, Sumatra, Borneo, 
a-b. 5 (V. 128; C.60) & Perak. L. Wray, Esq. [P.]. 
2 (V. 133; C. 60). 
ec. Yg. (V. 129; C. 61). Pinang (?). “Ty Hardwicke [P.]. 
euf 7. leucomelas.) 
= ? (V. 135; C. 54) & District of Deli, Nea versen [C.}. 
g. (V. 133; C. 49), W. Sumatra. 
f- } a Ly. 124, 124; C. 54, Borneo. L. L. Dillwyn, Esq. [P.). 
53), 9 (V. 130; 0.52), 
eT 120; C. 53). 
5 (V. 133; C. 56), 8.E. Borneo. 
(V. 130; C, 49), & 
(V. 121; C. 58). ' 
a. Me: (V. 124; C. 59). —-! Dr. Bleeker. 
2. Macropisthodon rhodomelas. 
Tropidonotus rhodomeias, Bote, Isis, 1827, p. 535 ; Schleg. Phys. 
Serp. ii. p. 310, Nag xii. figs. 10 & ll (1837) ; Blanf. Proc, Zool. 
Soc. 1881, p. 221 
Amphiesma rhodomelas, Dum. & Bibr. vii. p. 737 (1854); Girard, 
U.S. Explor, Exped, Herp, p. 165 (1853) ; Jan, Arch, Zool. 
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