178 Mr. N. Uo?en on (he Snal-es in the 



represented on the posterior dorsal vertehrce hy a loell- developed 

 crest, projecting below the condyle. Veiitrals 222. Sub- 

 caudals 131. 



Sumatra. 



A single specimen, belonging to the Museum ot" Malmci, 

 collected by C. Ricliter, 1895. 



110. Chrysopelea ornata, Shaw, type D. 



111. Erythrolamprus j3Esculapii, L. 

 South America. 



112. Homalocranium melanocephalum, L. 

 Ecuador. 



Series Proteroglypha. 



113. llydriis platurus, L. 



Coast of Java. 



The two specimens belonging to the Museum of Lund liave 

 respectively 51 and 59 scales round the body. In the ' Cat. 

 of Snakes' Boulcnger states the scale-rows of this snake to be 

 45 to 47. The two specimens also differ from the descrip- 

 tion in 'Cat. Snakes' by having the frontal shorter than the 

 parietals. In coloration they agree with the type E. 



114. Hydrophis gracilis, Shaw. 



115. Enhydris Ilardwickii, Gray. (PI. XII. fig. 1.) 



One specimen, with six very feebly grooved small maxil- 

 lary teeth. 



IK). Distira longissima, sp. n. 



Head moderate. Body much elongated. Rostral about 

 as broad as deep. Nasals shorter than the frontal, more than 

 twice as long as the suture between the pnufrontals. Frontal 

 a little more than twice as long as broad, as long as its 

 distance from the end of the snout, shorter than the ))arietals. 

 One prajocular. Two postoculars. Two anterior temporals. 

 Eight upper labials; third, fourth, and iit'tli entering the eye, 

 second largest and reaching the jtra-frontal. Two pairs of 

 chin-shields; posterior a little longer than the anterior, in 

 contact anteriorly. Scales smooth, imbricate, 31 round the 

 neck, 35 round the middle of the body. Ventrals 320, 

 smooth. Greyish green, with dark cross-bands, broadest on 

 the middle, narrowing on the sides. 



Total length 1650 mm.; tail 120. 



Hal)itat unknown. A single specimen belonging to the 

 Museum of Lund. 



