296 



COITTBEIDiE. 



J. Hgr. CV. 370). Madras Ibeach. Dr. J. R. Henderson 



[P.]. 

 c. tJ (V. 342). China. J. R. Reeves, Esq. [P.]. 



C. Annuli feebly marked or interrupted on the sides and beneath. 



a-b. S (V. 352) & $ Khor AbduUa, head W. D. Gumming, Esq. 

 (V. 374). of Persian Gulf. [P.]. 



c. c? (V. 360). Buahire. E. Lort Phillips, Esq. 



[P.]. 



d. c? (V. 377). Kurrachee. Kurrachee Mua. [E.l. 



e. 2 CV. 314). Ceylon. R. Templeton, Esq. 



-[P.]. 



/. Hgr. (V. 296). Mergui. Dr. J. Anderson [P.]. 



9. c? (V. 325). Singapore. (Type of -ff. aspera) 



'h. $ (V. 830). Formosa. R. Swinhoe, Esq. [P.]. 



i. (S (V. 343). Near Zebu, Philip- H.M.S. ' Challenger.' 



pines. 

 k. S (V. 348). ? 



D. Dark cross-bars, confined to the back. 



a. 5 (V. 281). Muscat. A. S. G. Jayakar, Esq. 



A, Hgr. (V. 360). ? 



E. A dark stripe along the back ; cross-bars absent or confined 



to the nape. 



a. 2 (V. 330). Bombay. H. M. Phipson, Esq. 



[P.], (As H. pMp- 

 soni, Murr.) 



13. Distira bituberculata. 



Hydrophis bituberculatus, Peters, Mon. Berl. Ac. 1872, p. 865, 



pi. ii. fig. 2. 

 Distira bituberculata, Bouleng. Faun. Ind., Rept. p. 411 (1890). 



Very closely allied to B. lapemidoides, but scales imbricate, with 

 the keels mostly broken up into two tubercles ; 26 or 27 scales 

 round the neck, 48 or 49 round the deepest part of the body. 

 Ventrals distinct, 278. Dark brown above, yellowish on the sides 

 and beneath, the skin between the scales black. 



Total length 1090 millim. ; tail 100. 



Ceylon. 



14. Distira belcheri. (Plate XYII. fig. 2.) 



Aturia belcheri, Orap, Cat. p. 46 (1849). 



Hydrophis belcheri, Gunth. Mept. Brit. Ind. p. 364 (1864). 



Head rather small ; body elongate ; diameter of neck two fifths 

 greatest depth of body. Rostral as deep as broad ; nasals shorter 

 than the frontal, twice as long as the suture between the prse- 

 frontals ; frontal nearly twice as long as broad, as long as its 

 distance from the rostral, shorter than the parietals ; one pree- and 



