314 COLUBEIDiE. 



1. Blythia reticulata. 



Calamaria reticulata, Blyth, Journ. As. 8oc. Benff. xxlii, 1854, 



p. 287. 

 Blythia reticulata, Theob. Cat. JRept. As. Soc. Mus. p. 44 (1868), 



and Cat. Rept. Brit. Ind, p. 142 (1876) ; Bmdeng. Faun. Ind., 



Rept. p. 287, fig. (1890). 



Eostral about as broad as deep, visible from above ; suture be- 

 tween tbe intcrnasals one half to two thirds as long as that between 

 the praefrontals ; frontal longer than its distance from, the end of 

 the snout, about two thirds the length of the parietals ; one post- 

 ocular and one elongate temporal ; six upper labials, third and 

 fourth entering the eye, first smallest, sixth largest ; four lower 

 labials in contact with the anterior chin-shields ; posterior chin- 

 shields small. Scales in 13 rows. Ventrals 127-150 ; anal divided ; 

 subcaudals 19-29. Blackish brown above and below, the lateral 

 scales and the ventrals edged with lighter. 



Total length 420 millim. ; tail 40. 



Khasi Hills. 



a-li. S (V. 138, 150, 127, 129; Khasi Hills. T. 0. Jerdon, Esq. [P.] 

 0.27, 29,26,28), $ (V.146, 

 138, 141 ; 0. 23, 19, 24), & 

 yg. (V. 132 ; 0. 20). 



35. PSEtJDOXYEHOPUS. 



Homalocephalus {non Zett.), Jan. Arch. Zool. Anat. Phys. ii. 1863, 



p. 286. 

 Pseudoxyrliopus, Gilnth. Ann. ^ Mag. N. H. (6) vii. 1881, p. 859 ; 



Bouleng. Ann. Sf Mag. N. H. (6) vi. 1890, p. 311. 



Maxillary teeth 16 to 18, the two posterior strongly enlarged 

 and separated from the preceding by an interspace ; anterior man- 

 dibular teeth much larger than the posterior and increasing in size 

 to the fifth, sixth, or eighth. Head scarcely distinct from neck ; 

 eye smaU, with round pupil. Body cylindrical ; scales smooth, 

 without pits, in'17'to 25 rows; ventrals rounded. Tail rather 

 short ; subcaudals all or part in two rows. Hypapophyses de- 

 veloped throughout the vertebral column. 



Madagascar. 



Synopsis of the Species. 

 I. Scales in 25 rows 1. microps, p. 315. 



II. Scales in 21 rows 



Eostral just visible from above 2. Jieterurus, p. 315. 



Portion of rostral visible from above 



at least half as long as its distance 



from the frontal 3. quinquelineatus, p. 315. 



III. Scales in 19 rows 4. imerince, p. 316. 



IV. Scales in 17 rows 5. punctatus, p. 317. 



