240 



on the back or with black aniiuli, sometimes dorsal bars and 

 ventral bars, alternating on the flanks, and a dorsal line 

 between the bars. Length of head and body 1310 mm.; 

 tail 200 mm. 



Habitat: Java; Aru Islands (near Karang); New Guinea. — 

 Chinese sea; Kurrachec Harbour; Singapore!; N. coast of 

 Australia. 



The 12 or 14 young specimens, produced by the female, 

 have a length of 30 — 42 mm. 



57. Enhydris Merrem. 



(Merrem, Tent. Syst. Amph. p. 140, 1820). 



Nostrils superior; eye small; pupil round; head-shields large; 

 nasals in contact; praeocular present; loreal present or absent. 

 Maxillary teeth 2 large fangs and 2 — 4 small teeth. Body 

 short and stout, covered with juxtaposed scales, in 27 — ^j 

 rows; ventrals small if distinct. Tail strongly compressed. 



Distribution. From India to China and New Guinea. 



A single species. 



I. Enhydris hardwickei (Gray). 



Lapemis hardwickii^ Gray, 111. Ind. Zool. II 1834, pi. LXXXVII, fig. 2. 

 Enhydris hardwichii^ Boulenger, Cat. Sn. Ill 1896, p. 301 (s. syn.). 



Rostral as deep as broad or slightly more broad; praefrontals 

 in contact with the second labial; frontal large; parietals large; 

 nasals in contact with the two anterior labials, sometimes a 

 loreal present; one prae- and one to three postoculars; tem- 

 porals two to four superposed shields; seven or eight upper 

 labials, third and fourth usually entering the eye; chin-shields 

 small or absent. Scales with a tubercle, in 34 — 37 rows, the 

 last three or four rows enlarged; ventrals 130 — 200, small. 



Olive or yellowish, with blackish transverse bands or annuli, 

 sometimes confluent on the back. Length of head and body 

 670 mm.; tail 80 mm. 



N o m. i n d i g. Ular lempc. 



Habitat: Java (Batavia, Cheribon Seal, Pekalongan !, Se- 

 marang!, Rembang, Pasuruan!, Panarukan!); Borneo (Santubong); 

 P'lores!; Sumba (Taraba Bay!); Celebes (Manado!, Macassar); 

 Moluccas!; New Ciuinea. — Malay Peninsula; Siam; Singapore; 

 Bay of Bengal; Chinese Sea; Philippines. 



