G. A. ROrLENGER 



of the eye ; outer fingers two thirds 



webbed; toes nearly entirely webbed 21. iT. palmaiits, Peters, 1868. 



2. Head extremely depressed, about 

 once and a half as broad as long; tym- 

 panum more dorsal in position than in 

 the other species of the genus; fingers 



one third, toes two thirds webbed. .22. ILbt^evh^ostr is, Werner, 1898 



Explanation of the Plates. 



Plate I. 



Fig. 1. Hymenochirus feae, cT- 



2. Nectophryne afra, var., Young, X 2. 



3. AfelopJiryne minuta, $ X 1 4"- 

 3 a. Hand, X 4. 3 Foot, X 4. 



4. Arthroleptis feae , cf , X 2. 

 0. » » , d", X 2. 



6. » », 9, X %. 

 6 a. Foot, X 4. 



7. Arth7''oleptis ogoensis, X 1 4". 



8. « )) , 2 X 1 4". 



8 a. Foot, X 4. 



Plate II. 



Fig. 1. Hylamhates liyloides, cf- 



2. » » 9. 



2 a. » » open mouth. 



3. Hylamhates leonardi, cT- 



3 a. » » open mouth. 

 3 6. » » gular region. 



4. Hylamhates brevipes, 9- 



k a. » » open mouth. 



