312 COLUBEIDiE. 



third, and fourth upper labials and with the ej-e : no prseocular ; 

 two postoculars, lower largest, both in contact with the parietal ; 

 temporals 1 + 2; six upper labials, first smallest, sixth largest, 

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

 anterior chin-shields (which, in the type specimen, happen to be 

 divided into two pairs); posterior chin-shields small and scale-like. 

 Scales in 17 rows, those on the sides of the anal region and on the 

 tail keeled in the male. Ventrals 125-150 ; anal entire ; sub- 

 caudals 20-33. Brown above, with two longitudinal series of large 

 black, pale-edged spots ; an oblique, black cross band on each side 

 of the nape ; lower surfaces yellowish, spotted or freckled with 

 brown. 



Total length 410 millim. ; tail 70. 



Ceylon. 



«. cJ (V. 125 ; 0. 33). Ceylon. (Type.) 



h. 2 (V. 160 ; C. 20). District of Dimbola. Col. Beddome [C.]. 



3. Aspidura guentheri. (Plate XX. fig. 3.) 



Aspidura gueutheri, Ferguson, Proc. Zool. Soc. 1876, p. 819 ; Bouleny. 

 Faun. Ind., Rept. p. 290 (1890). 



Rostral small, deeper than broad, not visible from above ; frontal 

 as long as or slightly longer than its distance from the end of the 

 snout, two thirds the length of the parietals ; supraocular about 

 half the length of the frontal ; praef rentals in contact with the 

 second aud third upper labials, entering the eye; a praeocular; two 

 postoculars, only the upper in contact with the parietal ; temporals 

 l-!-2 ; six upper labials, first and second very small, sixth largest, 

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

 anterior chin-shields ; posterior chin-shields small and scale-like. 

 Scales in 17 rows, all perfectly small. Ventrals 101-117; anal 

 entire ; subcaudals 19-27. Dark brown above and below, back 

 with four longitudinal series of blackish dots ; head paler above ; a 

 yellow nuchal collar, interrupted in the middle and bordered with 

 blackish posteriorly. 



Total length 150 millim. ; tail 20. 



Ceylon. 



ft. Manv specs., S (V. 109, 110, Ceylon, near the W. Ferguson, Esq. 



110, 106, 106 ; C. 26, 25, 27, coast. rP.l (Types.) 



26, 25), 2 (V. Ill, 117, 108, 



110, 107 ; C. 22, 21, 23, 20, 



19), & yg. (V. 101, 105 ; C. 25, 



24). 

 h, c-d. 2 (V. 107, 110, 108; Cevlon. Col, Beddome rCl. 



C. 24, 22, 24). 



