174 COLUBRID. 
Acrochordus, part., Schleg. Phys. Serp, ii. p. 424 (1887), 
Potamophis, part., Schmidt, Abh. Naturw. Tomb, ii. 1852, p. 75. 
Teeth subequal, 12 to 15 in each maxillary. Head not distinet 
from neck, small, covered with granular, juxtaposed scales; nostrils 
close together on the top of the snout; eye very small, with ver- 
tically subelliptic pupil. Body stout, compressed; scales ve 
small, juxtaposed, rhomboidal, with a short tubercle-like k 
spinose on the belly; no ventral shields ; ; a fold of the skin 
running along the median line of the abdomen. Tail short, com- 
pressed, prehensile, scaled like the body. 
Mouths of rivers and coasts of South-eastern Asia and Papuasia, 
1, Chersydrus granulatus. 
Hydrus granulatus, Schneid, Hist. Amph. i. p. 243 (1799). 
Acrochordus fasciatus, Shaw, Zool. ili. p. 576, pl. exxx. (1802) ; 
~ Schleg. Phys. Serp. ii. p. 429, pl. xiv. figs. 14- 16 (1837). 
Pelamis granulatus, Daud. Rept. vii. p. 870 (1803). 
Acrochordus granulatus, Cantor, Cat. Mal, Rept. p. 59 (1847). 
ser ig granulatus, Gray, Cat. p. 61 (1849) ; Giinth. Rept. Brit. 
p. 336 (1864) ; Theob. Cat. Rept. Brit. "Ind. p. 186 Spa 
Bouleng. Faun, Ind., Rept. p. 355, fig. (1890). 
annulatus, Gray, I. C. 
Potamophis fasciata, Schmidt, Abh. Naturw. Hamb. ii, 1852, p. 75. 
Chersydrus fasciatus, Dum. § Bibr. vii. p. 41 (1854). 
. No rostral shield ; a series of slightly enlarged shields on each 
lip, separated from the oral border by a series of minute scales; no 
chin-shields. About 100 scales round the body, dorsals largest. 
Dark olive or blackish, with pale cross bands or annuli, which may 
become indistinct in the adult. 
Total length 1000 millim.; tail 100. 
From Southern India and Cochin China to New Guinee. 
a-b. Hgr. 9. Madras. T. C, Jerdon, Esq. 
PL eye 
c.. Yg. Madras. J. E io Esq. af annulatus. ) 
d-e. Hgr. Ceylon. 
2. Bassein R., Burma. W. Theobald, Esq. [C.]. 
g- Q. Pinang. Dr. Cantor. 
h, Hgr. 9. Singapore. a Hardwicke (Types of C, 
t. Yg. Sumatra, Leyden Museum. nner) 
k-l. 9. Borneo, Sir. E. Belcher iba 
mn. 2 & her. Manilla. Dr. Collingwoo 
o-p. 9 &hgr. Manilla Bay. J.J. Walker, Esq. i (Pa 
q: + a Ls H. J. Veitch, Esq. 
RBs ava 
Bes Fly R., New Guinea. Rey, S. Mesereor [C.]. 
t. Ad., skull, Java. 
