2. KANA. 



19 



4. Kana crassipes. 



Rana crassipes, Buchh. ^ Peters, Mon. Berl. Ac. 1875, p 



5, p. 201. 



Upper surface of head. 



Lower surface of foot. 



Yomerine teeth in two verj- small groups close to the inner front 

 edge of the choanae ; two slight bony prominences in front of the 

 lower jaw. Habit stout. Head moderate ; snout very short, 

 slightly pointed ; canthus rostralis rounded ; eyes very prominent ; 

 interorbital space half the width of the upper eyelid ; tympanum 

 hidden, two thirds the size of the eye. Fingers rather short, pointed, 

 first shorter than second ; toes short, fourth not very much longer 

 than third and fifth, slightly dilated at the tips, very broadly webbed ; 

 Bubarticular tubercles of fingers and toes Tery small ; a scarcely pro- 

 minent, oval, inner metatarsal tubercle. The hind limb being carried 

 forwards along the body, the tibio-tarsal articulation reaches the 

 eye. Skin smooth ; a transverse fold uniting the hinder edges of 

 the upper eyelids ; a stronger fold from the eye to the arm. Uni- 

 form brown, lighter beneath. Male without vocal sac. 



W. Africa. 



a. <S ■ 



b. Hgr. 



River Xodogo, W. Africa. 

 Gaboon.- 



5. Rana corrugata, 



Rana kuLlii, var. B, Guntli. Cat. p. 8. 

 Rana corrugata, Peters, 3Ion. Berl. Ac. ]863, p. 412. 

 kuhlii, part., Giint/i. Eept. Brit. Ind. p. 404, pi. 26. f. B. 



Closely allied to B. JcxJiUi. Interspace between the choanae 

 narrower ; eyes more oblique, and upper eyelids narrower still ; 

 first finger not extending quite as far as second; toes rather shorter. 

 Skin of the back with transverse plaits. Light cross band between 

 the eyes very distinct. 



Ceylon ; S. China. 



a-d. $ & yg 



e. 



Yg 



/•6. 



Cevlon. 

 S. 'Ceylon. 

 Ningpo, 



c2 



