L. GABR. ANDERSSON, BATRACHIANS FROM CAMEROON. 7 



minent is this colour in the smallest examples (those measu- 

 ring 20 and 21 mm. in length); in other smal) specimens 

 (reaching 28 mm.), I had at my disposal, the brown colour 

 had begun to fade and change into white: in two specimens 

 it had already completely disappeared except some more or 

 less distinct spöts bietween the bases of the före limbs. 



Raiia aeqiiiplieata (average table). 



Råna albolabris Hallow. 



Among the eight specimens in this collection there is 

 only one male, all the others are females. Besides I had 

 two specimens, kindly lent to me from the Roy al Museum 

 in Stockholm, even these being females, a fact that seems to 

 show that this sex should be much more numerous, but it 

 may also be that the males keep to a more hidden life, 

 though 1 do not think it very probable. 



To state some constant differences between the sexes upon 

 only one male must be rather insufficient^ but to judge by 

 this single example, the males differ from the females, be- 



