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CYSTIGNATHUS .—Wagler. 
Genus Cysticnatnuus.—Cuaracters. ‘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. 
Plate XXV. 
Cuaracters. 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 
