246 



anals not or slightly enlarged, 

 overlapping when adpressed. 



Limbs strong, pentadactyle, 



Fig. 88. Section Emoa. Lygosoma cyanurum (Less.). 



Key to the Indo-Australian species. 



A. Frontal much longer than the praefrontal. 

 I. 40 or more lamellae under the fourth toe. 



a. Interparietal distinct. 



1. 24 26 scales round the body; 70 90 



lamellae under the fourth toe 87. Z. cyanogastcr p. 248. 



2. 28 32 scales round the body; 38 47 



lamellae under the fourth toe 88. L. sorex p. 249. 



3- 3336 scales round the body; 75 87 



lamellae under the fourth toe 89. Z. cuneiceps p. 249. 



b. Interparietal fused. 



I. Ear-opening slightly larger than the pal- 

 pebral disk, with one to three small lobules 

 anteriorly. 

 aa. 26 28 smooth scales round the body: 



50 lamellae under the fourth toe ... 90. Z. tetrataenia p. 250. 

 66. 30 or 32 scales round the body, dorsals 

 with 5 or 7 feeble keels; 4042 lamellae 



under the fourth toe.J 91. Z. klossi p. 251. 



ct. 40 46 (34) scales round the body, 

 dorsals with 3 5 indistinct keels; 

 44 58 lamellae under the fourth toe. 92. Z. kuekenthali p. 251. 



