CALLULA. 493 



Genus CALLULA, 

 Gray, Zool. Misc. p. 38, 1831 [Kuloulu). 



Pupil vertical. Tougue oblong, entire and free behind. Palatine 

 bones forming a sharp, sometimes a toothed ridge across the 

 palate. Two cutaneous, more or less distinctly denticulated ridges 

 across the palate, in front of the oesophagus. Tympanum hidden, 

 ringers free ; toes free or webbed ; tips of lingers and toes more 

 or less dilated. Outer metatarsals united. ^S^o prascoracoids ; no 

 omosteruum ; sternum cartilaginous. Diapophyses of sacral 

 vertebra moderately dikited. Terminal phalanges triauguhir or 

 T-shaped. 



iJistributioii. S species are known, of which .'J are only found in 

 the Malay Archipelago. 



In spite of their dilated digits, these frogs are by no means 

 arboreal. Callula jJuhJira is more a burro\^-er ; Stoliczka, Avho 

 observed it near Moulmein, says it appears after sunset, cra\\ling 

 ou old wood and feeding on white ants. 



& 



Si/nojjsis of Indian, Cei/loncse, and Burmese tSj)ecies. 



A. Toes one-third or half webbed C obscura, p. 493. 



B. Toes with a rudiment of web. 



a. Inner metatarsal tubercle laryc, sharp- 



edged, as long as inner toe C. puMtni, p. 494. 



b. Inner metatarsal tuberclo large, blunt, 



shorter than imiur toe C. macrodaciyla, p. 194. 



c. Metatarsal tubercles small, scarcely 



prominent ('. caricyatu, p. 494. 



C. Toes perfectly lice C. triatujiilaris, p. 49.j. 



94. Calhila obscura. 



Callula obscura, GUnth. Ik'pt. 11. I. p. 438 ; Boukny. Cat. Bair. Sal. 



p. 109, pi. xiii, tig. 3. 

 ? Ilylpedactyliis moutanus, Jerdon, J. A. S. B. xxii, 1853, p. .533. 



Snout short, rounded, as long as the diameter of the orbit or a 

 little longer ; iuterorbital space broader than the upper eyelid, 

 ringers moderate, the tips dilated into well-developed truncated 

 disks ; first finger shorter than second ; toes moderate, one-third or 

 half webbed, the tips slightly swollen ; subarticular ttibercles 

 distinct; two small metatarsal tubercles, the inner oval, blunt, 

 scarcely prominent, the outer minute, rounded. The tarso-meta- 

 tarsal articulation reaches the eye or the tip of the snout. Skiji 

 smooth, or with small flat tubercles on the head and back; a fold 

 from the eye to the shoulder. Above brownish or greyish, with 

 blackish angtilar markings ; sometimes uniform blackish brown ; 

 beneath blackish brown, spotted with whitish. Male with a sub- 

 gular vocal sac. 



From snout to vent 1*3 inches. 



Hub. Ceylon, and hills near Malabar coast, Southern India. 



