122 EUPTILKS. 



Section III. Hylaplesina. 



0. PLATYDACTYLA withoiit maxillary teeth and with perfectly- 

 developed ear. 



Fam. 1. HYL^DACTYLID^. 



Hylaplesina with webbed toes, dilated processes of sacral vertebra, 

 and without paratoids. 

 One genus. East Indies. 



1. KALOULA. 



Habit similar to Engystoma ; head rather small, with short muzzle ; 

 cleft of mouth rather narrow ; extremities rather short ; teeth none 

 in jaws or in palate, a sharp bony transverse ridge behind the 

 inner nostrils (? sometimes bearing very minute teeth : D. Sf B.). On 

 the hinder part of palate two transverse, dentated, membranaceoas 

 folds ; tongue oval, free and entire behind. Eustachian tubes round, 

 narrow ; tympanum indistinct ; paratoids none ; skin smooth, with 

 a few flat warts ; metatarsus Avith tAvo tubercles. Fingers four, 

 much dilated at the ti]) ; toes five, slightly webbed, or wdth only a 

 iiidimentary membrane, moderately dilated at the end. Males with 

 an internal subgular vocal sac. East Indies. 



Hyladactylus, Tsclmcli, Batr, p. 85 ; Bum. l^- Bibr. viii. p. 732. 

 Plectropus, Dum. 8f Bihr. viii. p. 736. 

 Kaloula, Gray, Zool. Misc. 1831, p. 38. 



1. Kaloula baleata. 



Bombinator baleatus, Miill. Verhandel. Batav. Genotsch. Batav. 1836, 



p. 96. 

 Hyladactylus baleatus, Tsclmcli, Batr. p. 85 ; Dnm. fy Bibr. p. 734. 



Snout rather blunt and angular ; a conspicuous rudiment of a 

 membrane between the toes. Uniform brown, each joint of the 

 extremities with a pair of large white spots. 



a. Adult. Java. 



h. Adult. Java. From the Leyden Museum. 



c, d. Adult. Java. From the Leyden Museum.' 



e. Adult. — -? 



/. Adult : not good state. Ceylon ? Presented by Sir A. Smith. — 

 Brownish black ; above marbled with black, beneath -svith 

 white ; no white spots at the joints. — Perhaps a distinct 

 species. 



Var. Hylsedactylus celebensis. Belly dark brown, like back ; 



white spots not much conspicuous. 



f). Adult. India. From Mr. Parrey's Collection. 

 Ti. Half-grown. India. From the Leyden Museum. 



