L. GABR. ANDERSSON, BATRACHIANS FROM CAMEROON 



Length of body from nose to vent 



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From the ellbow to the point of the 3d finger . 

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Length of 1st finger 



Breadth of head at the angle (»f the mouth . 



Length of lower jaw 



Length of head from the hind margin of tympannm 



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Longitudinal diameter of eye 



Length of snont 



Distance between ej^e and nostril 



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Diameter of tympanuni 



Råna aequiplicata Werner. 



Werner. Verhandl. zool. hot. Gesellsch. Wien. Bd. 48. 1898, p. 192. 

 BoULENGER. Proc. Zool. Soc. London, 1900, p. 437. 



13 specimens, 20 — 40 mm. in length. 



This form has first been established by Werner as a 

 variety of Bana mascareniensis and Boulenger has after- 

 wards in paper quoted fixed it to be a distinct species on 

 account of "the more numerous interrupted folds and the 

 more extensively webbed toes". Though being of indispu- 

 table value, I would not consider these characters good enough 

 to give a right' to pronounce the two forms distinct species, 

 judging by these characters only, wherefore I ha ve now 

 further compared them, carefully examining these examples 

 as well as a great number of both Råna cequiplicata and B. 

 mascareniensis, borrowed from the Royal Museum in Stock- 

 holm. By this examination it appeared, that, beside the dif- 

 ferences mentioned above, there are also others, and among 

 these one a t least. viz. the quite different development of 



