474 ADDENDA. 
slightly developed, of toes indistinct ; metatarsal tubercle indistinct. 
The hind limb being carried forwards along the body, the tarso- 
metatarsal articulation reaches far beyond the tip of the snout. 
Skin everywhere smooth; a narrow glandular fold from the eye to 
the side of the body. Dark olive above; glandular fold and a cross 
band between the eyes lighter; a black, light-edged spot in the 
inguinal region ; hind limbs with black cross bands; sides of thighs 
and lower surface of tibiz dotted with whitish; brown beneath, 
with darker vermiculations. From snout to vent 60 millim. 
Madagascar. 
aos Kast Betsileo. Rey. Deans Cowan [C. ]. 
3. Plethodontohyla brevipes. 
Series of palatine teeth forming a \~. Snout short, rounded ; 
canthus rostralis distinct ; interorbital space broader than the upper 
eyelid; tympanum slightly distinct, two thirds the diameter of the 
eye. Fingers and toes short, the tips simply swollen ; first finger 
shorter than second ; subarticular tubercles and metatarsal tubercle 
very indistinct. The hind limb being carried forwards along the 
body, the tarso-metatarsal articulation reaches the posterior border 
of the eye. Skin shagreened ; a fold from the eye to the shoulder. 
Uniform dark brown above; throat brown; belly dirty white, 
variegated with brown. J’rom snout to vent 34 millim. 
Madagascar. 
dan®, East Betsileo. Rey. Deans Cowan [C. ]. 
Add a new genus :— 
4, PLATYPELIS. 
Pupil horizontal. Tongue large, oval, entire, and free behind. 
Vomerine teeth in two small groups close together behind the level 
of the choane. Tympanum nee distinct. Fingers with a rudi- 
ment of web; toes webbed at the base, the tips dilated into regular 
disks. Outer metatarsals united. Coracoids strong; precoracoids 
weak, resting upon coracoids; no omosternum; sternum a small ° 
cartilaginous plate. Diapophyses of sacral vertebra moderately 
dilated. Terminal phalanges ‘T-shaped. 
Madagascar. 
1. Platypelis cowanii. 
Head depressed; snout very short, rounded; canthus rostralis 
scarcely distinct; interorbital space as broad as the upper eyelid ; 
tympanum nearly as large as the eye. Fingers short, first Tiel 
shorter than second, s slightly webbed at the base, the tips dilated 
into large, truncated disks; toes short, one-fourth woened the ee 
smaller than those of the fingers ; subarticular tubercles feeble ; 
very indistinct inner metatarsal tubercle. The hind lmb naa 
carried forwards along the body, the tarso-metatarsal articulation 
marks the centre of the eye. Skin smooth above and beneath. 
ana 
; 
