11. RAPPTA. 123 
limb being carried forwards along the body, the tibio-tarsal articu- 
lation reaches the eye. Skin smooth, granular on the belly ; no 
strong fold across the chest. Light brown above; a white, black- 
edged streak from the upper eyelid to the tip of the snout, sometimes 
continued along the side of the body; back with large white, 
black-edged, rounded spots, or small black spots; thighs not coloured. 
EK. Africa. 
a. 2 Zambesi Expedition. Sir J. Kirk [P. ]. 
b-c. 2. Zambesi River. 
7. Rappia saline. 
Eucnemis saline, Bianc, Spee. Zool. Mossamb., Rept. p. 24, t. 5. f. 2. 
Rappia saline, Giinth. Proc. Zool. Soc. 1868, p. 479. 
Snout rounded, as long as the orbital diameter; tympanum 
hidden. Fingers half webbed; toes nearly entirely webbed. The 
hind limb being carried forwards along the body, the tibio-tarsal 
articulation reaches in front of the eve. Skin smooth, granular on 
the belly ; no strong fold across the chest. Uniform greyish brown 
above. Male with a subgular vocal sac and an adhesive disk 
covering the throat. 
K. Africa. 
Gaby iGo D. Zambesi Expedition. Dr, Livingstone [P. ]. 
8. Rappia lagoensis. 
Rappia lagoensis, Giinth. Proc. Zool. Soc. 1868, p. 487, pl. 40. f. 2. 
Hyperolius lagoensis, Peters, Mon. Berl. Ac. 1875, p. 207. 
Snout rounded, as long as the orbital diameter; tympanum 
hidden. Fingers half webbed; toes entirely webbed. ‘The hind 
limb being carried forwards along the body, the tibio-tarsal articu- 
lation reaches between the eye and the tip of the snout. Skin 
smooth, granular on the belly; no strong fold across the chest, 
Brownish above, coarsely reticulated with blackish; a black streak 
along the canthus rostralis ; upper surface of limbs spotted with 
black, 
W. Africa. 
CEOs Lagos. H. T. Ussher, Esq. [C.]. 
b. Q. W. Africa, Types. 
9. Rappia ocellata. 
Hyperolius ocellatus, Giinth, Cat. p. 88, pl. vii. f. B. 
Snout rounded, as long as the orbital diameter; tympanum 
hidden. Fingers two-thirds webbed; toes entirely webbed. The 
hind limb: being carried forwards along the body, the tibio-tarsal 
articulation reaches the tip of the snout. Skin smooth, granular on 
