NAOTfOPHEYS. 469 



Genus NANNOPHRYS, 



Giinther, P. Z. S. 1868, p. 482. 



Pupil horizontal. Tongue free and deeply nicked behind. Vo- 

 merine teeth. Tympanum more or less distinct. Fingers free, 

 toes free, or with a rudiment of web, the tips not dilated. Outer 

 metatarsals united. Omosternum cartilaginous ; sternum a carti- 

 laginous plate. Diapophyses of sacral vertebra slightly dilated. 

 Phalanges normal. 



Distribution. Ceylon. 



Synopsis of the Species. 



Tibio-tarsal articulation reaching the tympanum or 



eye N. ceylonensis, p. 46'J. 



Tibio-tarsal articulation reaching tip of snout .... N. guentheri, p. 469. 



52. Nannophrys ceylonensis. 



Nannophrys ceylonensis, Giinth. P. Z. S. 1868, p. 482, and 1875, 

 p. 568 ; Bouleny. Cat. Batr. Sal. p. 115, pi. xii, fig. 3. 



Trachycepkalus ceylanicus, Feiynson, A. M. N. H. (4) xv, 1875, 

 p. 128. 



Vomerine teeth in two small groups close together behind the 

 choanae. Lower jaw with two slight prominences in front. Habit 

 stout. Head broad ; suout short, rounded, with angular canthus 

 rostralis; iuterorbital space narrower than the upper eyelid; in 

 the adult, the skin of the sides of the head and of the forehead 

 becomes involved in the rough cranial ossification ; tympanum 

 about half the size of the eye. First finger shorter than second : 

 the difference in length between the first and second fingers is the 

 same as that between the second and third ; subarticular tubercles 

 of fingers and toes much developed ; inner metatarsal tubercle 

 elongate, rather indistinct; no outer tubercle. The tibio-tarsal 

 articulation reaches the tympanum or the eye. Skin slightly tu- 

 bercular above, smooth beneath ; a fold of the skin uniting the 

 posterior borders of the upper eyelids, and extending fram the eye, 

 over the tympanum, to the shoulder. Upper parts brown, marbled 

 with darker ; upper lip and sides of body and limbs with small 

 light spots ; hind limbs with dark cross bars ; whitish beneath, the 

 male's throat brown. Male with two internal vocal sacs. 



From snout to vent 1*6 inches. 



Hob. Ceylon. 



53. Nannophrys guentheri. 



Nannophrys guentheri, Bouleng. Cat. Batr. Sal. p. 115, pi. xii, fig. 4 



Vomerine teeth in two indistinct groups behind the choana?. 

 Lower jaw 7 with slight traces of bony prominences in front. Head 

 rather small, without bony rugosities ; snout short, rounded, with 

 angular canthus rostralis ; interorbital space narrower than the 



