VI 



RAXIXAE 241 



II. Pupil horizoTitfil. 



.-1. With vonicriue teeth. 



((. (Juter uietatarsaLs webbed together. 



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



Fingers and toes more or less weltlied. 



Always with discs . . . RhacopJiorns* ji. 245, 



Two fingers oi^iiosed to the others. 



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



b. Outer metatarsals united, or se])arated 

 by a groove only. 

 Omo- and mel^-sternuiii with a bony 



style ..... Corniifer, p. 24.3. 



Omo- and meta-sternum slender and 

 cartilaginous, 



Ceylon, 2 species . . Nannophrys. 



jMozambique . Phrynopsis boulenr/eri. 



B. Without vomerine teeth. 



((. Palaeotropical. 



a. Tongue narrow and entire. No 

 discs. Outer metatarsals 



webbed. India, 3 species . Oxyglossus. 



(i. Tongue oval, feebly nicked. Large 



discs. Solomon Islands . Batrachylodes vertehrcdis. 



Karin Hills . . . Phrynoderma asperuvi. 



y. Tongue deeply notched. Outer 

 metatarsals united by a wel). 

 Discs none or very small. 



Africa, '3 sjjecies. . Phrynohatrachus. 



Borneo . . . Oreobatrachus baluensis. 



With regular discs. 



Number of phalanges normal. 



India, 5 species . Micrixalus. 

 With an extra, interiwlated phalanx. 



India, 18 species . Ixalus* 

 Two fingers opposed to the others. 



Karin Hills . . Chirixalus doriai:* 



& Tongue heart-shaped. Outer metatarsals united. 

 Fingers and toes free, tips l)lunt. 



Africa, 8 species . . Arthroleptis, ]>. 24 2. 



Fingers and toes more oi' less 



webbed, with regular discs. 



Africa and Madagascar, 



23 species . . . Rappia* 



VOT,. VIII 1! 



