103 



CYSTIGNATH HS.—Wasler. 



Genus Cystignathus. — Characters. Tongue large, oval, rounded behind or 

 slightly notched, or cordiform, fixed in front, and movable behind; maxillary and 

 palatine teeth minute, latter in two groups, between or behind posterior nares; 

 Eustachian tube very small; a sub-gular vocal vesicle communicating with the 

 mouth on each side of the tongue; tympanum very small; fingers four, toes five, 

 all distinct. 



CYSTIGNATHUS ORNATUS.—HolbrooL 



Plate XXV. 



Characters. Head small; body rather short and thick, dove-colour above, 

 with oblong spots of dark brown, margined with yellow; toes not palmated, and 

 the two outer ones united only at their base. 



Description. The head is small, with a broad, indistinct, triangular spot 

 between the orbits, the apex of which is directed backwards. A black line 

 extends from the snout to the orbit of the eye, including the nostrils; below this 

 black line is a yellowish blotch, covering most of the upper jaw. The lower jaw 

 is cinereous above and white below. The mouth is small, and the palate is 

 armed with two groups of exceedingly minute teeth between the posterior nares. 



The nostrils are placed on a slight prominence. The eyes are large and 

 projecting, the pupil very dark, the iris of a golden colour. The tympanum is 



