14 RANID^. 



Tympanum about one third the width of 



the eye ; toes very broadly webbed ; head 



- much elongate 102. natatrix, p, 71. 



Tympanum two thirds the width of the eye ; 



toes two-thirds webbed; tips of fingers 



and toes simply swollen ; interorbital 



space as broad as the upper eyelid ; skin 



strongly granulate 103. svjnata, p. 71. 



Tympanum two thirds the width of the eye ; 



toes two-thirds webbed ; tips of fingers 



and toes simply swollen ; interorbital 



space as broad as the upper eyelid ; skin 



slightly granulate 104. similis, p. 72. 



Tympanum one third the width of the eye ; 



snout shorter than the diameter of the 



eye ; belly granulate 106. mackloti, p. 72. 



Upper surfaces very warty ; toes one-fourth [p. 462. 



webbed 77 f. phrynoderma, 



h. Vomerine teeth extending beyond the level of the hinder 

 edge of the choanse. 

 a. A free conical papilla on the middle of the tongue ; 

 disks of fingers and toes small. 



Toes two-thirds webbed 74. heddomii, p. 55. 



Toes half webbed 75. semipalmata,]). 56. 



Toes one-third webbed 76. lejitodactyla^'p. 57 . 



Toes one-third webbed ; a black spot on the 



loin 77. diplostkta, p. 58. 



ft. Tongue without papilla ; disks large. 

 Tympanum about half the width of the eye ; 

 first finger extending slightly beyond 



second 08. chloronofa, p. 69. 



Tympanum hardly one third the width of 

 the eye ; fiirst finger not extending quite 



so far as second 99. afyhaua, p. 69. 



Tympanum hardly one third the widtli of 



the eye ; fingers very long 100. formosa, p. 70. 



Tympanum three fourths the width of the eye 105. everetti, 'p. 72. 



y. Tongue without papilla ; disks small. 

 Tympanum three fifths the width of the eye 108. glandulosa, p. 73. 



IV. tEthiopian Species. 



A. Tips of fingers and toes not dilated; inner metatarsal 

 tubercle blunt. 

 1. Toes at least half webbed. 



a. Vomerine teeth in two groups or short series close to 

 the inner front edge of the choanse. 

 Toc o ve ry-broadly webbed^lj'mpanum half 



the size of the eye ^^^^rxuL^ii,^. ,1 ^ 



