4, CHIROMANTIS.—). IXALUS. 93 
2. Chiromantis xerampelina. 
Chiromantis xerampelina, Giinth. Cat. p. 85. 
Chiromantis xerampelina, Peters, Arch. f. Naturg. 1855, p. 56. 
Vomerine teeth between the choane. Head broader than long ; 
snout shorter than, or as long as, the greatest orbital diameter. 
Inner fingers webbed at the base, outer ones half webbed. Sides 
with reddish-brown spots and bands. Male without vocal sac. 
Mozambique. 
3. Chiromantis petersii. (Pate X. fig. 1.) 
Vomerine teeth in two oblique groups between the choane. 
Head broader than long; snout rounded, as long as the greatest 
orbital diameter, with indistinct canthus rostralis; loreal region not 
concave; nostril equally distant from the eye and the tip of the 
snout; interorbital space scarcely broader than the upper eyelid; 
tympanum half the width of the eye. Inner fingers webbed at the 
base, the outer ones one-third webbed; toes short, nearly entirely 
webbed; disks very small; subarticular tubercles well developed ; 
a small inner metatarsal tubercle. 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; a 
slight fold above the tympanum. Greyish brown above, indistinctly 
marbled ; a dark-brown stripe on the temporal region. Male with 
an internal vocal sac. 
Interior of E. Africa. 
a o- Interior of E. Africa. 
Orchestes, Tschudi, Batr. p. 76. 
Ixalus, Dn. § Bibr. viii. p. 523; Giinth. Cat. p.74; Cope, Nat. Hist. 
Rev. 1865, p. 116. 
? Leptomantis, Peters, Mon. Berl. Ac. 1867, p. 32. 
Pupil horizontal. Tongue free and deeply notched behind. Vo- 
merine teeth none. Tympanum distinct or hidden. Fingers free 
or webbed at the base; toes webbed ; tips of fingers and toes dilated 
into regular disks. Outer metatarsals separated by a groove or 
narrow web. Omosternum and sternum with a bony style. Ter- 
minal phalanges obtuse. 
East Indies. 
* Ivalus japonicus, Hallow. Proc. Ac, Philad. 1860, p. 481.—Japan, 
