124 On Two new Blind Snakes. 



beneath, same variety as recorded by me from Flores. 

 Sc. g; V. 179; C. ?. 



14. Lachesis gramineus, Shaw. 



Frogs. 



15. Rana tigrina^ Daud. 



16. Hyla Everettt, Blgr. 



XIX. — Descriptions of Two new Blind Snakes. 

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



Typhlops alhiceps. 



Snout rounded, moderately projecting ; nostrils lateral. 

 Rostral two fifths the width of the head, extending to 

 between the eyes ; nasal incompletely divided, the cleft 

 extending from the second labial to a little beyond the 

 nostril ; prasocular as broad as the nasal or the ocular ; eyes 

 just distinguishable ; preefrontal, frontal, and interparietal 

 moderately large, equal, slightly larger than the supraocular ; 

 four upper labials, third and fourth in contact with the ocular, 

 second and third with the prseocular. Diameter of body 64 

 times in the total length ; tail as long as broad, ending in a 

 •spine. 18 scales round the body. Pale brown ; head, anal 

 region, and end of tail white. 



Total length 128 millim. 



A single specimen from Chantaboon, Siam. Received in 

 exchange from the Royal Siamese Museum, Bangkok. 



Typhlops leucostictus. 



Snout rounded, very prominent ; nostrils inferior. Rostral 

 one third the width of the head, extending to between the 

 eyes; nasal completely divided, the cleft proceeding from the 

 second labial and not extending to the upper surface of tiie 

 snout ; praiocular a little narrower than the nasal, a little 

 broader than the ocular; eyes just distinguishable; praj- 

 frontal, frontal, and interparietal scarcely enlarged, a little 

 smaller than the supraocular ; four upper labials, third and 

 fourth in contact with tiie ocular, second and third with the 

 prgeocular. Diameter of body 45 times in the total length ; 

 tail as long as broad, ending in an obtuse spine. 22 scales 

 round the body. Dark brown above, the scales edged with 

 whitish, with scattered small white spots ; whitbh beneath, 

 each scale brown at the base. 



Total length 225 millim. 



A single specimen from Liberia. 



