14. HTLAMBAIES. 133 



B. Toes at least half webbed. 



Fingers free, toes half webbed ; tibio- 



tarsal articulation not reaching the 



eye 4. maculatus, p. 134. 



Fingers slightly, toes half webbed . . 5. aubryi, p. 135. 

 Fingers one-third, toes half webbed; 



tympanum three fourths the dia- 

 meter of the eye 6. naialensis, p. 135. 



Fingers one-third, toes three-fourths 



webbed ; tympanum three fourths 



the diameter of the eye 7. rufas, p. 136. 



Fingers two-thirds, toes entirely 



webbed ; tympanum one third the 



diameter of the eye 8. palmatus, p. 136. 



Fingers free (?), toes half webbed ; 



tympanum one third the diameter 



of the eye 9. dorscdis, p. 137. 



n. Vomerine teeth behind the level of the choanje. 



Fingers free, toes half webbed 11. earner onensis, p. 137. 



Fingers webbed at the base, toes two- 

 thirds webbed 10. microfympanum, p. 137. 



1. Hylambates bocagii. 

 Cystignathus bocagei, Giinth. Proe. Zool. Soc. 1864, p. 481, pi. 33. f. 2. 



Lower surface of hand. Lower surface of foot. 



Vomerine teeth in two small groups between the choanae. Tym- 

 panum somewhat more than half the width of the eye. Fingers 

 free, toes one-fourth webbed, the tips dilated into very small disks ; 

 a large, compressed, inner metatarsal tubercle. The hind limb 

 being carried forwards along the body, the tibio-tarsal articulation 

 reaches in front of the tympanum. Skin smooth above ; the entire 

 lower surfaces granular. Uniform brown above. Male with an 

 internal subgular vocal sac. 



W. Africa. 



a-b- 6 ? • W. Africa. Lisbon Museum. 



2. Hylambates anchietsB, 

 Hylambates anchietse, Bocage, Jorn. Sc. Lish. 1873, p. 227. 

 Vomerine teeth in two small groups, close together. Tympanum 



