3. EHACOPHOEirS. 75 



Belly quite smooth 4. luguhris, p. 77. 



BeUy granular; nostril equally distant from 

 tte eye and the tip of the snout; tibio- 

 tarsal articulation reaching the eye 17. davidi, p. 83. 



BeUy granular ; nostril much nearer the tip 

 of the snout than the eye ; tibio-tarsal ar- 

 ticulation reaching the tip of the snout . . 18. maculatus, p. 83. 



y. Tympanum distinct, not more than half the width of 

 the eye. * 



* Nostril equally distant from the eye and the tip of 

 the snout. 



Fingers scarcely webbed ; hinder side of thighs 



coloured 9. microtym^anum, i 



Fingers very distinctly webbed ; hinder side [p. 79. 



of thighs not coloured , 12. jerdonii, p. 80. "^ 



Fingers very distinctly webbed ; hinder side [p. 79. 



of thighs brown, speckled with white .... 10. jpleurostictus, -■ — • 

 Tongue with a conical papilla 13. duhius, p. 81. — 



** Nostril nearer the tip of the snout than the eye. 



Belly with very large glandules 5. tephrceomystax, ^ 



Tympanum half the width of the eye ; tongue [p. 78. 



with a conical papilla 11. reticulatus, p. 80. ' — 



Tympanum one third the width of the eye ; 



tongue with a conical papOla 14. nanus, p, 81. 



Tympanum one third the width of the eye ; [p. 78. 



tongue without papiUa 7. stietomerus, ^ 



Underside of tarsus tubercular 15. fergusonii, p. 82. 



Outer edge of forearm and tarsus with a 



denticulate fringe 16. cavirostris, p. 82. 



• b. Fingers half webbed, or nearly so, 



Tibio-tarsal articulation reaching hardly the 



eye 23. sMegelii, p. 86. 



Tibio-tarsal articulation reaching in front of [p. 87. 



the eye 24. microglossus, 



B. Heel with a dermal appendage. 



Fingers very slightly webbed ; snout not twice 



as long as the diameter of the eye 19. eqius, p. 85. 



Fingers very slightly webbed ; snout twice as 



long as the diameter of the eye 20. nasutus, p. 85. 



Fingers one-third webbed; canthus rostralis [p. 86. 



rounded 21, appendiculatus. 



