228 EANTD.E. 



Toes ■§ webbed ; first finger much longer than 



second ; back smooth or finely granulate . . R. s'ujnata, p. 237 

 Toes not \ webbed ; first finger a little longer 



than second ; back smooth R. luctuosa, p. 238. 



n. A glandular fold along each side of the 

 back ; tympanum very distinct ; digits 

 more or less dilated at the end. 



A. Web not reaching the disks of the 

 ■^ third and fifth toes. 



Toes half webbed, very slender ; foot nearly 



as long as the distance between tympanum 



and vent R. macrodactyla, p. 238. 



Toes I webbed ; foot about half length of 



head and body; two small metatarsal 



tubercles; first finger not extending much 



beyond second R. nicohariensis, p. 240. 



Toes"^ 4 webbed ; a large compressed inner 



metatarsal tubercle ; first finger much longer 



than second R. lateralis, p. 239. 



B. Web reaching the disks of the third 



and fifth toes. 



1. Disks of fingers small ; glandular 

 "^ lateral fold broad. 



No outer metatarsal tubercle ; first finger not 



extending beyond second R. erythrcea, p. 241. 



A small outer metatarsal tubercle ; first finger 



extending beyond second R. 7iigrovittata, p. 242. 



2. Disks of fingers large ; glandular 



lateral fold narrow. ^ 



First finger not extending as far as second ; 

 tibio-tarsal articulation reaching end of 

 snout or a little beyond R. labialis, p. 242. 



First finger extending as far as second ; tibio- 

 tarsal articulation reaching a little beyond 

 end of enout R. hosii, p. 243, 



First finger extending as far as second ; tibio- 

 tarsal articulation reaching far beyond end 

 of snout R. jerboa, p. 244. 



III. Glandular lateral fold absent or feeble 



^ and interrupted ; digits dilated into 

 very large disks. 



First finger a little longer than second ; tym- 

 panum about half diameter of eye R. livida, p. 245. 



First finger shorter than second ; tympanum 



•g- diameter of eye R. larutensis, p. 245. 



241. Rana cyauophlyctis. 



Schneid. Hist. Amph. i, p. 137 (1799) ; Giinth. Rept. Brit. Ind. 



p. 406 (1864) : Bouleng. Cat. Batr. Ecaud. p. 17 (1882) ; id. Faun. 



Brit. Ind. p. 442 (1890). 

 Rana leschetmultii, Dum. & Bibr. Erp. Gen. viii, p. 342 (1841) ; 



Cantor, Journ. Asiat. Soc. Bengal, xvi, p. 1059 (1847). 



Vomerine teeth in two small oblique series extending a little 

 beyond the hinder edge of the choanse. Head moderate ; snout 



