4 RANIDA. 
Pupil horizontal; tongue deeply emarginate; vomerine teeth; fingers 
free, toes free or slightly webbed; outer metatarsals united or 
separated by a groove; omosternum and sternum with a bony 
BLVLO erie rein: Gane oie 6. Cornufer, p. 107. 
Pupil horizontal; tongue deeply emarginate ; vomerine teeth none ; 
toes webbed; outer metatarsals separated by web ; omosternum 
and sternum with a bony style .. 7. Phrynobatrachus, p. 111. 
Pupil vertical; tongue deeply emarginate; vomerine teeth; toes 
webbed ; outer metatarsals separated by web; omosternum and 
sternum with a bony style ...... 8. Nyctibatrachus, p. 113. 
Pupil vertical; tongue rather deeply emarginate ; vomerine teeth ; 
toes free; outer metatarsals separated by a groove; omosternum 
and sternum slender, cartilaginous. 8a. Nannobatrachus, p.470. 
Pupil horizontal; tongue deeply emarginate ; vomerine teeth ; toes 
free ; outer metatarsals united ; omosternum and sternum without 
CLOCKS ia Chg eos, oa cara . 9. Nannophrys, p. 114. 
Pupil horizontal; tongue heart-shaped ; vomerine teeth none ; fin- 
gers free, toes nearly free; outer metatarsals united ; omosternum 
and sternum with a bony style... 10. Arthroleptis, p. 116. 
Pupil horizontal; tongue heart-shaped ; vomerine teeth none ; fin- 
gers and toes more or less webbed; outer metatarsals united ; 
omosternum and sternum with a bony style. 
11. Rappia, p. 119. 
Characters of Rappia, but the pupil vertical. 
12. Megalixalus, p. 128. 
Pupil vertical ; tongue heart-shaped ; vomerine teeth ; fingers free, 
toes free or nearly so, the tips not dilated; outer metatarsals 
united ; omosternum and sternum with a bony style. 
13. Cassina, p. 131. 
Pupil vertical: tongue deeply emarginate: vomerine teeth ; tips 
of fingers and toes dilated, the terminal phalanges claw-shaped ; 
outer metatarsals united ; omosternum and sternum with a bony 
Sn UO mean Me Cilia oat: & gitate eos Met Ee 14. Hylambates, p. 132. 
Pupil horizontal; tongue heart-shaped; vomerine teeth none ; toes 
webbed ; outer metatarsals united; omosternum with a bony 
style; sternum cartilaginous .... 15. Hylixalus, p. 137. 
Characters of Hylivalus, but the tongue elliptic, entire, and the toes 
SAMI V ERO yaraks rice eva catered 16. Prostherapis, p. 138. 
Characters of Prostherapis, but the omosternum without bony 
BM ee Fc faba ile Ma urea) Nevers es 17. Phyllodromus, p. 139. 
Characters of the two latter genera, but no omosternum. 
18. Colostethus, p. 140. 
Am 
