164 



distal half. Tongue without papilla. Toes 

 not more than 3 / 4 webbed. 



a. Dilatations of fingers and toes without 

 groove between upper and lower surface. 



ct. Toes 2 / 3 to 3 / 4 webbed 8. R. mkrodisca p. 180. 



(3. Toes l / 3 to '/ 2 webbed 9. R. Jiascheatia p. 181. 



b. Dilatations of fingers and toes with a 

 groove between upper and lower surface. 

 x. Outer metatarsal tubercle absent. Toes 



2 / 3 webbed 21. R. macrops p. 193. 



|3. Outer metatarsal tubercle absent or 

 indistinct. Toes 3 / 4 (to entirely) webbed. 



Disks of outer fingers large (42. R. labialis p. 220). 



y. Outer metatarsal tubercle present. Toes 

 V2 t0 3 A webbed. Disks small. 

 |. A light line along canthus rostralis 

 and upper eyelid. Male with internal 



vocal sacs (46. R. signata p. 226). 



JJ. No such line. Male with external 



vocal sacs 22. R. glandulosa p. 194. 



$. Outer metatarsal tubercle present. Toes 



less than '/ 2 webbed. 



f. Interorbital space not broader than 



the upper eyelid. Nostril nearer to 



tip of snout than to eye. Head longer 



than broad 23. R. baramica p. 195. 



|f. Interorbital space broader than the 

 upper eyelid. Nostril in the middle 

 between eye and tip of snout. Head 



as long as broad 24. R. luctuosa p. 196. 



fff. Interorbital space broader than the 

 upper eyelid. Nostril a little nearer 

 to tip of snout than to eye. Head 

 longer than broad. Outer metatarsal 



tubercle smaller than inner one . . 25. tf. debussyi p. 197. 

 tttt- Interorbital space slightly broader 

 than the upper eyelid. Nostril much 

 nearer to tip of snout than to eye. 

 Outer metatarsal tubercle as long 



as the inner one 26. R. laterimaculata p. I< 



B. A continuous glandular dorsolateral fold. 



I. Dilatations of fingers and toes, when present, 

 without eroove. 



