VI 



RANINAE 241 



II. Pupil horizontal 



A. With vomerine teeth. 



a. Outer metatarsals webbed together. 



Fingers free, toes webbed . . Rana, p. 249. 

 Fingers and toes more or less webbed. 



Always with discs . . . Rhacophorus* p. 245, 

 Two fingers opposed to the others. 



Africa ..... Chiromantis* p. 244, 



b. Outer metatarsals united, or separated 



by a groove only. 

 Omo- and meta-sternum with a bony 



style ..... Cornufer, p. 243. 

 Omo- and meta-sternum slender and 

 cartilaginous, 



Ceylon, 2 species . . Nannophrys. 

 Mozambique . Phrynopsis boulengeri. 



B. Without vomerine teeth. 



a. Palaeotropical. 



a. Tongue narrow and entire. No 

 discs. Outer metatarsals 

 webbed. India, 3 species . Oxyglossus. 



P. Tongue oval, feebly nicked. Large 



discs. Solomon Islands . Batrachijlodes vertebralis. 

 Karin Hills . . . Phrynoderma asperum. 



y. Tongue deeply notched. Outer 

 metatarsals united by a web. 

 Discs none or very small. 



Africa, 3 species. . Phrynobatrachus. 

 Borneo . . . Oreobatrachus baluensis. 



With regular discs. 



Number of phalanges normal. 



India, 5 species . Micrixalus. 

 With an extra, interpolated phalanx. 



India, 18 species . Ixalus* 

 Two fingers opposed to the others. 



Karin Hills . . Chirixalus doriae.* 



5. Tongue heart-shaped. Outer metatarsals united. 

 Fingers and toes free, tips blunt. 



Africa, 8 species . . Arthroleptis, p. 242. 



Fingers and toes more or less 



webbed, with regular discs. 



Africa and Madagascar, 



23 species . . . Rappia* 

 VOL. VIII R 



