0* rOLTOBONTOPHIS. 185 



c-g. S (V. 106; C. 118), $ Khasi Hills. T. C. Jerdon, Esq. [P.]. 



(V. 177,174;C.125,10o), 



& hgr. (V. 174, 165 ; C. ?, 



131). 



h. 6 (V. 179 ; C. 102). Darjeeling. W. T. Blanford, Etq. [P.]. 



i. 5 (V. 180 ; C. 110). Nepal. B. H. Hodgson, Esq. [P.]. 



k. S (V. 159 ; C. ?). Himalayas. Col. Beddome [C.I. 



I. (S (V. Iti8 ; C. 121). Burma. Col. Beddome [C.J. 



m. S (V. 175; C. 111). Burma. W. Theobald, Esq. [C.]. 



n. $ (V. 187; C. ?). Ichaug, Upper A. E. Pratt, Esq. [C.]. 



Yang-tse- (Type of ^. sme«^is.) 

 Kiang. 

 0. $, skel. DarjeeUng. W. T. Blanford, Esq. [P.]- 



6. Polyodontophis geminatus. 



Coluber geminatus, Boie, Isis, 1826, p. 211. 



Lycodon melanoceplialus, Gray, 111. Ind. Zool. ii. pi. Ixxxiii. fig. 2 



(1834). 



catenatus, Grai/, I. c. pi. Ixxxv. fig. 2. 



Hei'petodryas geminatus, Schleg, Phys. Serp. ii. p. 194 (1837). 



priouotus, Cantor, Proc. Zool. Soc. 1839, p. 52. 



Enicognathus geminatus, Dum. 8f Bibr. vii. p. 333 (1 854) ; Jan, 



Arch. Zool. Anat. Phys. ii. 1863, p. 277, a}ul Icon. Gen. 16, pi. iv. 



fig. 2 (1866). 

 Ablabes melanocephalus, Giinth. Cat. p. 28.(1858), and Rept. Brit. 



Ind. p. 229 (1864), and Proc. Zool. Soc. 1872, p. 590. , 



geminatus, Giinth. Cat. p. 29. 



Enicognathus javauicus,-S/ee/c. Nat. Tijdschr. Nederl. Ind. xvi. 1859, 



p. 437 ; Edeling, op. cit. xxxi. 1870, p. 386. 

 ornatus, Jan, Arch. Zool. Anat. Phys. ii. 1863, p. 27G,andIcon. 



Gen. 16, pi. iii. tig. 5, and N. Arch. Mus. ii. 1866, Bull. p. 8. 

 Ablabes (Enicognathus) flaviceps, Giinth. Ann. 8)- Mag. N. H. (3) 



xviii. 1866, p. 26, pi. vi. fig. B ; , Stoliczka, Journ. As. Soc. Beng. 



xlii. 1873, p. 123. 

 (Coronella) ornatus, Fischer, Ahh. naturio. Ver. Hamb. ix. 



1880, p. 8. ' , 



Polyodontophis melanocephalus, Bouleng. Faun. Ind., 'Rept. p. 301 



(1890); Boettg. Ber. Offenb. Ver. Nat. 1892, p. 127. 



Eostral twice as broad as deep, just visible from above; suture 

 between the internasals shorter than that between the praefrontals ; 

 frontal longer than its distance from the end of the snout, shorter 

 than the parictals ; loreal as long as deep or a little deeper than 

 long; one prajocular; two postoculars, both in conta6t with the 

 parietal ; temporals 2 + 2 ; nine upper labials, fourth, fifth, and sixth 

 entering the eye ; four lower labials in contact with the anterior 

 chin-shields, which are as largo as the posterior. Scales in 17 rows. 

 Ventrals 144-169 ; anal divided ; subcaudals 89-145. Brown or 

 blackish above, with two lighter longitudinal streaks ; upper lip with 

 a white, black-edged streak ; lower parts yellowish, with a black 

 dot or spot at the outer end of each ventral or subcaudal shield. 



Total length 4i0 millim. ; tail 155. 



Siam, Malay Peninsula. Sumatra, Borneo, Java. 



