14 TYPHLOPIB^. 



*** Tail 4 or 5 times as long as broad; 24 

 round the body 83. cumingii, p. 51. 



6. Eye not distinguishable ; 20 or 22 scales round the 

 body. 



Nasal cleft extending from the nostril to 



the first labial 84. simoni, p. 51. 



Nasal cleft extending from the nostril to 



the second labial 85. crossii, p. 52. 



III. A prffiooular and one or two subooulars. 



A. Snout rounded. 



1. Praeocular not in contact with the labials ; 18 scales round 



the body. 



a. Two suboculars. 



Ocular in contact with the fourth labial . . 86. minis, p. 52. 



Ocular separated from the labials 87. andamanensis, 



[p. 52 

 6. A single subocular 88. ater, p. 53. 



2. Praeocular in contact with one or more labials ; a single 



subocular. 



a. Eostral narrow ; 18 scales round the body. 



Praeocular in contact with the second and 



third labials 89. disparilis, p. 53. if. 



Prseocular in contact with the second 



labial 90. microstomus, p. 53. 



b. Rostral nearly half the width of the head. 



20 scales round the body; preeooular in 



contact with the second, third, and fourth 



labials 91. inornatus, p. 54. ^ 



22 scales round the body ; praeocular in 



contact with the second and third labials. 92. pcdlidus, p. 54. 



B. Snout with sharp horizontal edge. 



1. Eye not distinguishable. 



18 scales round the body 93. lumbndformis, 



22 scales round the body 94. ccecus, p. 55. 



28 scales round the body 95. newtonii, p. 55. 



2. Eye distinguishable under the nasal shield. 



25 to 27 scales round the body 96. unitceniatus, p. 55. 



28 to 36 scales round the body 97. aaUus, p. 56. 



