442 AMBLYCEPHALID. 
1858), and t. Brit. Ind. p. 828 (1864); Theob. Cat. Rept. 
rit. Ind. p. (1876). 
Leptognathus levis, Jan, Elenco, p. 101 (1863), and Icon. Gén. 37, 
pl. vi. fig. 4 (1870). 
Rostral a little broader than deep; internasals small, about one 
third the length of the prefrontals ; latter entering the eye ; frontal 
as long as broad or a little broader than long, as long as or a little 
longer than its distance from the end of the snout, two thirds the 
length of the parietals; supraocular very small; no preocular; 
loreal entering the eye; one or two postoculars; temporals 242; 
six upper labials, third and fourth, or third, fourth, and fifth 
entering the eye, sixth very long; symphysial in contact with a 
small azygous chin-shield; third lower labial very large, forming a 
suture with its fellow; two pairs of large chin-shields, broader than 
long. Scales in 15 rows, smooth, vertebrals enlarged. Ventrals 
148-176; anal entire; subcaudals 34-69. Brown above, with 
irregular transverse blackish cross-bands ; lower parts brownish or 
yellowish, spotted with brown or with transverse brown spots on 
the sides. | Rs 
Total length 545 millim. ; tail 65. 
Java, Borneo, Natuna Islands, and Malacca. 
a. 9 (V. 167; C. 40). Sarawak. Rajah Brooke [Ft 
6. 3 (V. 156; C.55). Sarawak. A. Everett, Esq. [C.}. 
c. 2 (V.172; 0.34), Mt. Kina Balu, N. A. Everett, Esq.[C.|. 
Borneo. 
d. d (V. 160; ©. 50). Borneo. Sir E.. Belcher. 
e. 2 (V. 176; 0.46). Borneo. 
f. Yg. (V. 148; C. 47). Sirhassen,Gt.Natunald. A. Everett, Esq.[C.]. 
g. 3d (V. 163; C. 55), Java. Leyden Museum. 
h. 3 (V.170; C. 69). Java. Hr. Fruhstorfer [C.]. 
2. Amblycephalus malaccanus. 
we Bp 7 malaccana, Peters, Mon. Berl. Ac, 1864, ‘p. 273, 
pl. —. fig. 8; v. Lidth de Jeude, in M. Weber, Zool, Ergebn, i. 
p- 189, pl. xv. figs. 4-6 (1890). 
Pareas dorsopictus, Edeling, Nat. Tijdschr. Nederl. Ind. xxxi. 1870, 
p- 385. 
Amblycephalus malaccanus, Bouleng. Proc. Zool. Soe. 1892, p. 507. 
Rostral a little broader than deep; internasals not more than half 
as long as the prefrontals; latter entering the eye; frontal as long 
as broad or a little broader than long, as long as or a little longer 
than its distance from the end of the snout, much shorter than the 
parietals ; supraocular small; no preocular; loreal short, entering 
the eye ; two postoculars ; temporals 2+ 2, the two upper sometimes 
fused; seven upper labials, third and fourth entering the eye, 
seventh large; symphysial in contact with a small azygous shield ; 
second or third lower labial very large, usually in contact with its 
fellow ; two pairs of large chin-shields, broader than long. Scales 
smooth, in 15 rows; three median rows a little enlarged. Ventrals 
