ADDENDA. A473 
the tarso-metatarsal articulation marks the front of the eye. Upper 
surfaces with smooth warts; a fold from the eye to the shoulder ; 
belly and lower surface of thighs granulate. Green above, marbled 
with black; a hourglass-shaped black spot beginning between the 
eyes; limbs with broad black cross bars ; digital disks pink above ; 
lower surfaces black, marbled with yellow. From snout to vent 
30 millim. 
Madagascar. 
a, Hgr.? Kast Betsileo. Rey. Deans Cowan [C.]. 
Page 180. 
The synopsis of the genera of the family Dyscophide is modified 
as follows :— 
I. Pupil vertical. 
Vomerine teeth in a long transverse series ; precoracoids present ; 
sternum very large ; tips of fingers and toes not dilated. 
1. Dyscophus, p. 180. 
Vomerine teeth in a long transverse series; precoracoids present ; 
sternum small; tips of fingers and toes not dilated. 
2. Calluella, p. 181. 
Vomerine teeth in a long transverse series; no precoracoids ; 
sternum small ; tips of fingers and toes dilated. 
3. Plethodontohyla, pp. 182, 473. 
Il. Pupil horizontal. 
Vomerine teeth in two small groups ; precoracoids present; ster- 
num small; tips of fingers and toes dilated. 
4. Platypelis, p. 474. 
Vomerine teeth in a single, median group; tips of fingers and 
toes dilated: 8.0 an asl gags as 5. Cophyla, p. 475. 
Page 182, COPHYLA. 
The diagnosis given does not apply to the genus so named by 
Dr. Boettger, but to a new genus: 
3. PLETHODONTOHYLA. 
The type being :— 
1. Plethodontohyla notosticta. 
Two new species are added :— 
2. Plethodontohyla inguinalis. 
Snout short, rather pointed; canthus rostralis angular ; inter- 
orbital space broader than the upper eyelid ; tympanum slightly 
distinct, about two fifths the diameter of the eye. Fingers and toes 
rather slender, the tips dilated into small triangular disks; first 
finger a little shorter than second; subarticular tubercles of fingers 
