450 Mr. G. A. Boulenger on Three new Snakes. 



long as deep. 3 scales between lateral line and root of 

 ventral. No markings. 



Total length 128 mm. 



Two specimens. 



Barbus Doggetti. 

 D. Ill 8. A. Ill 5. L. lat. 29. L. tr. |. 



Depth of body equal to length of head, 3| times in total 

 length. Snout rounded, 3^ times in length of head ; diameter 

 of eve 32 times in length of head, interorbital width 3 times ; 

 lips feebly developed ; barbels 2 on each side, minute. Last 

 simple raj of dorsal not ossified, as long as head. Ventrals 

 below anterior rajs of dorsal. Caudal peduncle nearlj twice 

 as long as deep. 2 scales between lateral line and root of 

 ventral. No markings. 



Total length 96 millim. 



A single specimen. 



These fishes were obtained by the late Mr. W. G. Doggett, 

 and have been presented to the British Museum bj Col. 

 Delme* Kadcliffe. 



LIU. — Descriptions of Three new Snakes. 

 By G. A. Boulenger, F.R.S. 



Hydrcethiops Ice vis. 



Rostral broader than deep, just visible from above and in 

 contact with the internasal, which is divided or semidivided 

 along- the middle line ; frontal once and one third as long as 

 broad, as long as its distance from the end of the snout, 

 shorter than the parietals ; loreal usually fused with the pre- 

 frontal ; one prte- and two postoculars ; temporals 1 + 2; 

 nine upper labials, fourth and fifth entering the eye, sixth 

 and seventh in contact with the parietal ; two pairs of chin- 

 shields, the anterior in contact with four or five lower labials. 

 Scales perfectly smooth, in 21 rows. Ventrals 154-163 ; 

 anal divided ; subcaudals 51-52. Yellowish or reddish 

 brown above, with a series of large, dark olive-brown, black- 

 edged spots, which may be confluent posteriorly into a zigzag 

 band ; head uniform olive-brown above and on the sides ; 



