270 OPHIDIA. 



a broad pale collar, which was probably bright red above in the living snake. Lower parts 

 white, each shield beginning to be margined with grey from about the twentieth ; and this 

 grey gradually darkening posteriorly, until towards and upon the tail it becomes blackish 

 and occupies half of each shield ; besides which a row of small lateral spots may be traced. 



Length of specimen 26^ inches, of which the tail measures Q^ inches. This species appears 

 to inhabit either Pegu or Tenasserim. 



Tkopidonotds flavipunctatus. 



Amphiesma flavipunctatmn, Hallowell, Proc. Acad. Nat. Sc. Philad. 1860, p. 503. 



Head small. Scales in seventeen rows. Ventrals 128; subcaudals 78. Three or four 

 postoculars ; upper labials eight, the eye resting on the third and fourth. Dusky yellow, 

 with numerous yellow spots along the margins of the scales; a black undulating band 

 running transversely behind the occiput, and two oblique ones on the side of the head : one 

 commencing at the mferior margin of the eye, passing over the lower postocular, and 

 extending between the fifth and sixth upper labials to the margin of the jaw; the other 

 commencing behind the postorbital and extending obliquely across the temples, and termi- 

 nating at the inferior and posterior margin of the seventh upper labial. Lower parts yellow, 

 the posterior margin of each ventral edged with black. 



Hongkong, Canton Eiver. Total length 21f inches, of which the tail is 6f inches. 



Tkopidonotus zebeinus. 



Tropidonotus zebrinus, Blyth, Journ. As. Soc. Beny. 1855, xxiii. p. 295. 



Mr. Blyth gives the following description : — 



" Scales in fifteen rows ; ventrals 137 ; subcaudals 96. One pr<e- and three post-orbitals. Upper parts 

 (in spirits) deep plumbeous, obscurely spotted with black ; the sides and under parts yellowish white, the 

 former throughout banded with black, and each band having a whitish spot above it. Labial plates with 

 a triangular black spot at the point of junction of each of them above. Two or three distinct black bands 

 across the nape. 



" Length of specimen (which is quite yoimg) lOf inches, of which the tail measiues 8^ inches*. — From 

 Mergui." 



* Evidently erroneous. 



