124 RANIDZ. 
the belly ; no strong fold across the chest. Light reddish brown 
above, with small rounded black spots; sides dark brown, with 
white spots; a narrow brown streak along the upper side of the 
thighs. 
W. Africa. 
SY Fernando Po. | 
if Angola. ( 
Types. 
10. Rappia concolor. 
Hyperolius modestus, Giinth. Cat. p. 88. 
Ixalus concolor, Hallow. Proc. Ac. Philad. 1844, p. 60. 
Hyperolius concolor, Cope, eod. loc. 1862, p, 842 ; Peters, Mon. Berl. 
Ac, 1875, p. 208. 
? Hyperolius coccotis, Cope, l. c. p. 342. 
Snout subtriangular, a little longer than the greatest orbital dia- 
meter; tympanum hidden. Fingers webbed at the base; toes 
two-thirds webbed. The hind limb being carried forwards along 
the body, the tibio-tarsal articulation reaches the eye. Skin smooth, 
granular on the belly and under the thighs ; no strong fold across 
the chest. Greenish above, uniform ; thighs colourless, except a 
narrow, rather indistinct, whitish vitta along their upper surface. 
Tropical Africa. 
a 2. Gold Coast, (Type of Hyperolius modestus.) 
by 9. Shiré Valley, Zambesi. 
cd. 9. Zambesi Expedition. Sing: Kark [iP 
Foods Quellimane. Sir J. Kirk [P.]. 
11. Rappia fuscigula. 
Hyperolius fuscigula, Bocage, Jorn, Se. Lisb. 1866, 1. p. 76. 
Rappia fuscioula, Giinth. Proc. Zool. Soc. 1868, p. 479. 
Hyperolius olivaceus, Buchh. § Peters, Mon. Berl. Ac. 1876, p. 120. 
Snout rounded, as long as the orbital diameter; tympanum 
hidden. Fingers one-third, toes three-fourths webbed. The hind 
limb being carried forwards along the body, the tibio-tarsal articu- 
lation reaches the eye. Skin smooth, granular on the belly and 
under the thighs ; no strong fold across the chest. Uniform bluish 
green above ; a blackish line along the flanks ; upper side of thighs 
blackish, with a light median stripe. 
W. Africa. 
Bie W. Africa. J. C. Salmon, Esq. [P.]. 
(Bie W. Africa. 
c-d,e. 2. Eloby District, Gaboon. H. Ansell, Esq. [P. ]. 
12. Rappia ide. 
Hyperolius idee, Steind, Novara, Amph. p. 51, pl. 5. f. 10. 
Snout rounded, as long as the orbital diameter; tympanum 
