RANA. 



335 



binder side of thighs brownish, or yellow speckled 

 with brown. Lower parts white or yellowish-white, 

 immaculate, or with small brown, blackish, or red 

 dots or arborescent lines on the throat and sides; 

 lower lip usually marbled, with grey or brown ; in- 

 guinal and femoral regions often bright yellow, the 

 feet pinkish. 



Iris golden in its upper half, brown or nearly black 

 in its lower half. 



Males distinguished by stronger fore limbs, although 

 not to the same extent as in II. arvalis and B. tem- 

 poraria, a shorter body, and somewhat more developed 

 webs between the toes. A moderately developed pad 

 is present on the inner side of the first finger, and this 

 is covered during the breeding season with greyish 

 granular excrescences, forming a single patch extend- 

 ing to the tip of the finger. Vocal sacs are absent. 



Measurements (in millimetres). 



1, 5. St. Malo : Boulenger. 



2. Jersey : Hornell. 

 3,6. Vienna: Werner. 



4, 8. Marcellise, Verona: De 

 Betta. 

 7. Bologna: Bianconi. 



