49. DINODON. ' 363 



3. Dinodon septentrionalis. 



OpMtes septentrionalis, Giinth. Proc. Zool. Soc. 1875, p. 233. 



ruhstrati, Fischer, Abh. naturw. Ver. Hamh. ix. 1886, p. IG, 



pi. ii. fig. 6. 

 Lycodon septentrionalis, Bouleng. Faun, Ind., Mept. p. 295 (1890). 



Eostral broader than deep, just visible from above ; internasals 

 mucli shorter than the praefrontals ; 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 thir4 labial and the prseocular ; 

 one pree- and tveo 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 miUim. ; tail 200. 



Southern China, Himalayas (?). 



A. Black above and on the sides, with narrow wtiitish transverse 



bands, forming complete annuli on the tail, the lower surface 

 of which is dark browu ; belly whitish, with a few scattered 

 small brown spots posteriorly. (0. septentrionalis, Gthr.) 



a. ? (V. 214; 0. 83). Himalayas or Khasi T. 0. 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.) 



i-c. $ (V. 216, 224 ; Formosa. E. Swinhoe, Esq. [0.1. 



0. 104, 97). 



d. Hgr. (V. 211 ; 0. Mountains north of A. E. Pratt, Esq. [C.]. 



88). Kiukiang. 



4. Dinodon japouicus. 



Ophites iaponicus, Giinth. Ann.Sr Mag. N. II. (5) vi. 1880, p. 462; 



F. Mull. Verh. not. Ges. Basel, viii. 1887, p. 271. 

 orientalis, Hilgend. Sitzb, Ges. naturf. Freunde, 1880, p. 115, 



pi. — . figs. 1-5. 

 ? Eumesodon oarinatus, F. Mull. Verh. nat. Ges. Basel, vii. 1885, 



p. 685. 



Eostral much broader than deep, just visible from above ; inter- 

 nasals about half as long as the prsefrontals ; frontal a little longer 

 than broad, as long as its distance from the end of the snout, shorter 



