49, prnopon. 363 
3. Dinodon septentrionalis. 
Ophites septentrionalis, Giinth. Proc. Zool. Soc. 1875, p. 233. 
a ay ta Fischer, Abh, naturw. Ver. Hamb. ix. 1886, p. 16, 
pl. ii. fig. 6, 
Lycodon septentrionalis, Bouleng. Faun, Ind., Rept. p. 295 (1890). 
Rostral broader than deep, just visible from above; internasals 
much shorter than the prefrontals; frontal as broad as long or 
slightly longer, as long as its distance from the end of the snout, 
shorter than the parietals ; loreal longer than deep, not touching 
the eye, but wedged in between the third labial and the preocular ; 
one pre- and two postoculars; temporals 2+3; eight upper 
labials, third, fourth, and fifth entering the eye; four or five lower 
labials in contact with the anterior chin-shields, which are nearly 
as long as or longer than the posterior. Scales in 17 rows, those 
of the 7 or 9 median rows feebly keeled. Ventrals 211-224; anal 
entire ; subcaudals 83-104. 
Total length 900 millim. ; tail 200. 
Southern China, Himalayas (?). 
A. Black above and on the sides, with narrow whitish transverse 
bands, forming complete annuli on the tail, the lower surface 
of which is dark brown; belly whitish, with a few scattered 
small brown spots posteriorly. (0. septentrionalis, Gthr.) 
a. 9 (V. 214; C.83). Himalayas or Khasi _‘T. C. Jerdon, Esq. [P.]. 
Hills (?). (Type.) 
B. Above with large dark brown spots or cross bands separated by 
pale greyish-brown interspaces; on the anterior part of the 
body the dark bands are much wider than the light ones, 
whilst it is the reverse on the hind part; a lateral series of 
dark brown spots, partly on the ventrals, alternating with the 
dorsal bands; belly yellowish, spotted or dotted with brown 
posteriorly. (0. ruhstrati, Fisch.) 
a 4 AN Pa 224; Formosa. R. Swinhoe, Esq. [C.). 
). 
d. Hgr.(V.211; C. Mountains north of A. E. Pratt, Esq. [C.}. 
88). Kiukiang. 
4. Dinodon japonicus. 
Ophites japonicus, Giinth, Ann, § Mag. N. H. (5) vi. 1880, p. 462; 
F. Mill. Verh. nat. Ges. Basel, viii, 1887, p. 271. eS 
—— orientalis, Hilgend. Sitzb. Ges. naturf. Freunde, 1880, p. 115, 
l. —. figs. 1-5. 
P og eas carinatus, F, Miill. Verh. nat. Ges. Basel, vii. 1885, 
p- 685. 
Rostral much broader than deep, just visible from above ; inter- 
nasals about half as long as the prefrontals; frontal a little longer 
than broad, as long as its distance from the end of the snout, shorter 
