406 



COLTJBEID^. 



504. Enhydrina valakadien. 



Russell, Ind. Serp. n, pi. xi. 



Hydrus valakadyn, Boie, Isis, 1827, p. 554. 



Polyodontes anuiilatus, Lesson, in Belang. Yoy. Ind. Or.,Rept. p. 325, 



pi. iv. 

 Ilydropliis scliistosa {^non Datuh), Schley, Phys. Seip. ii, p. ^"00, 



pi. xviii, figs. 1-3; Dinn. S,- Bibr. Erp. Gen. vii, p. 1344: Jan, 



Icon. Ophid. 41, pi. ii, fig. 1. 

 Ilydropliis beiigaleiisis and 11. subfasciata, Gray, Zool. Misc. ]i. 02. 

 Ilydrus schi.stosus, Cantor, J. A. S. B. xvi, 1847, p. 1053. 

 Enhydrina beiigaleusis, Gray, Cat. Sn. ]i. 48 ; Giint/i. Bept. B. I. 



p. 381 ; Fayrer, Thanafoplt. pi. xviii; Murray, Zool. Si'nd, p. 390. 

 Enhydrina valakadyen, Grai/, Cat. Sn. p. 48; SfoHczla. J. A. S. B. 



xxxix, 1870, pt. 2, p. 213,'«>(f/ P. A. S. B. 1872, ]). 01. 

 Enhydrina scliistosa, Stoliczka, J. A. S. B. xxxix, /. c. ; Atiders 



PZ. S. 1871, p. 193. 

 Hydrophis fasciatus, Jan, Icon. Ophid. 41, pi. iii. fig. 2. 



Fig. 



119.— Knht/drina valakadini. 



Eostral deeper than broad; frontal small, longer than broad, 

 shorter than its distance from the end of the snout or than the 

 parietals ; one pra3- and one or two postoculars ; 7 or 8 upper 

 labials, fourth or third and fourth entering the eye; usually 

 a single anterior temporal ; chin-shields small or indistinct. 40 

 to 60 .scales round the neck, 50 to 70 round the middle of the 

 body ; scales feebly imbricate, with a small tubercle or short keel, 

 which is stronger in the males. Ventrals very slightly enlarged, 



