RAN A. 



299 



or slightly converging towards each other behind the 

 supra-temporal folds ; the distance between them on 

 the scapular region equals one-sixth to two-ninths 

 the length from snout to vent ; a glandular fold behind 

 the angles of the mouth. .Lower parts smooth, 

 granulate under the thighs. 



Coloration very variable. Yellowish or brown 

 above, variously spotted or dotted with dark brown 

 or black ; a dark brown or black canthal streak and a 

 larger temporal spot ; upper lip edged with brown or 

 black, with a light labial streak above from the tip of 

 the snout to the shoulder ; some specimens with a 

 yellow vertebral stripe between two dark ones ; flanks 

 with large dark spots or marblings ; limbs with regular 

 dark bars. The light spot indicative of the presence 

 of the frontal gland is usually very distinct, more 

 so than is the rule in the other species of Bana. 

 Lower parts white, unspotted, or with small brown 

 spots on the sides of the throat. 



Measurements (in millimetres). 



Skeleton. — Very similar to that of It. arvalis, and 

 in some respects approaching H. esculenta. Fronto- 

 parietals convex and grooved along the median suture, 

 nearly thrice as long as broad ; ethmoid truncate 



