HYDROPHIS, 



189 



Fig. 57. — Hydrophis rhomhifer. 



207. Hydrophis fasciatus. 



Hydrus fasciatus, Schneid. Hist. Ampli. i, p. 240 (1799]. 

 Hydrophis chloris fnon Daud.), Giiutli. Rept. Brit. Ind. p. 370 



(1864). 

 Hydrophis lindsayi, Giinth. op. cit. p. 371. 

 Hydrophis atriceps, Giinth. 1. c. pi. xxv, fig. I. 

 Hydrophis fasciatus, Peters, Mon. Berl. Ac. 1872, p. 849, pi. i, 



fig. 1 ; Boiileng. Fauu. Brit. lud., Kept. p. 404 (1890) ; id. Cat. 



Sn. iii, p. 281 (1896). 



Head very small ; body long, very slender anteriorly. Eye a 

 little longer than its distance from the mouth. Eostral nearly as 

 deep as broad ; frontal longer than broad, as long as its distance 

 from the rostral ; one prjB- and one or two postoculars ; a single 

 anterior temporal ; 6 or 7 upper labials, third and fourth entering 

 the eye ; t«'o pairs of small chin-shields, in contact with each 

 other. 25 to 31 scales round neck, 40 to 48 round thickest part 

 of body ; all scales rhomboidal and imbricate, or scales sub- 

 imbricate or juxtaposed on the posterior part of the body, on the 

 neck smooth, on the body with a small tubercle or short keel. 



