164 ENGYSLOMATID &. 
Hylaplesia, sp., Bote, Isis, 1827, p. 294. 
Engystoma, sp., Dum. & Bibr. viii. p. 738; Cope, l.¢. p. 194. 
Diplopelma, Giinth. Cat. p. 50. Ps 
Scaptophryne, Fitzing. Sitz. Ak. Wien, xlii. p. 146. 
Ranina, David, Nouv. Arch. Mus. vii. 1872, Bull. p. 76. 
Pupil erect. Tongue elliptic, entire, free behind. Vomerine 
teeth none. A cutaneous ridge across the palate between the choane, 
and another in front of the cesophagus. Tympanum hidden. Fin- 
gers free ; toes more or less webbed, sometimes very slightly ; tips of 
fingers and toes blunt or more or less dilated. Outer metatarsals 
united. Coracoids united by a simple epicoracoid cartilage; pre- 
coracoids none; no omosternum; sternum cartilaginous. Diapo- 
physes of sacral vertebra moderately dilated. Terminal phalanges 
simple. 
China; East Indies. 
Synopsis of the Species. 
Toes very slightly webbed ; metatarsal tuber- 
cles strong, compressed :.... 06. ....00% 1. rubra, p. 164. 
Toes webbed at the base; metatarsal tubercles 
very small; tibio-tarsal articulation not 
meachine beyond the eye ccc. 6. s hee 2. ornata, p. 165. 
Tibio-tarsal articulation reaching the tip of the 
snout, or beyond ; toes half webbed, the tips 
RIC MAUL DELL. Gycge ccc hie to cs eis See ie ayers tee 3. pulchra, p. 165. 
Toes webbed at the base, the tips dilated into 
well-developed disks ».: 001. e6-.6Weae as 4. achatina, p. 166. 
Toes entirely webbed, the tips dilated into well- 
Eye lOped disks Wi. P08 .G ne Gee ae 5. berdmori, p. 166. 
1. Microhyla rubra. 
Diplopelma ornatum, part., Giinth. Cat. p. 50. 
Engystoma rubrum, Jerdon, Journ, As. Soc. xxii. 1853, p. 534, 
Habit stout. Snout rounded, a little shorter than the orbital 
diameter ; interorbital space broader than the upper eyelid. Fingers 
moderate, first much shorter than second ; toes moderate, one-third 
webbed ; tips of fingers and toes not swollen ; subarticular tubercles 
very distinct; two rather large, oval, compressed, very prominent 
metatarsal tubercles, outer somewhat larger than inner. The 
hind limb being carried forwards along the body, the tibio-tarsal 
articulation reaches somewhat beyond the shoulder, never to the eye. 
Skin smooth. Reddish brown above, sides darker; a dark-brown 
line from the tip of the smout through the eye along the side of the 
hack to the groin ; a dark-brown mark across the thigh, beginning 
on the loin ; limbs with more or less distinct cross bars ; sometimes 
a dark X-shaped marking on the front of the back, commencing 
between the eyes; beneath immaculate, or with a few brown dots 
