3. BHAcopHOEtrs. 77 



2. Ehacophorus dispar. 



Polypedatea dispar, Boettg. Ber. SencJcenb. Ges. 1878-79, p. 86, and 

 Abhandl, Sencketib. Gea. xi. 1879, p. 32. 



Vomerine teeth in two groups behind the level of the hinder edge of 

 the choanae. Snout as in R. maculatus ; canthus rostralis moderate ; " 

 loreal region slightly concave ; tympanumahout half the size of the eye. 

 Fingers slightly but distinctly webbed ; toes entirely webbed ; disks 

 moderate, much smaller than the tympanum ; a small, prominent, 

 inner metatarsal tubercle. The hind limb being carried forwards 

 along the body, the tibio- tarsal articulation reaches in front of the eye. 

 Skin smooth above, with numerous small warts on the middle of the 

 back and along the limbs in the male ; granular beneath j a fold 

 above the tympanum. Greyish or brown above, variously spotted 

 or dotted with blackish ; canthus rostralis blackish ; male with two 

 whitish lines atong each side of the back ; limbs cross-barred. 



Nossi Be, Madagascar. 



8. Rhacophorus crossleyi. 



Polypedatea crossleyi, Peters, Mon. Berl. Ac. 1874, p, 618. 



Vomerine teeth in two oblique groups beginning on a level with 

 the hinder edge of the choanse. Snout rounded j canthus rostralis 

 distinct ; ' loreal region very slightly concave ; nostril nearer the tip 

 of the snout than the eye ; interorbital space broader than the upper 

 eyelid ; tympanum half the width of the eye. Fingers very slightly 

 webbed ; toes nearly entirely webbed ; disks of fingers and toes well 

 developed, as large as the tympanum ; subarticular tubercles mode- 

 rate; a small inner metatarsal tubercle. The hind limb being 

 carried forwards along the body, the tibio-tarsal articulation reaches 

 the eye, or slightly beyond. Skin smooth, granular on the belly 

 and under the thighs ; a strong fold above the tympanum. Light 

 greyish brown above, with black specks ; loreal and temporal regions 

 darker ; limbs rather indistinctly cross-barred. Male with an in- 

 ternal vocal sac. 



Madagascar. 



Or-b. cJ $ • Madagascar, 



c. Hgr. Anzafiamaru. 



' 4. Rhacophorxis ? lugnbris. 



Polypedates lugubris, A. Bum. Ann. 8c. Nat. (3) xix. p. 167. 



Vomerine teeth in two oblique series between the choanse. Nos- 

 tril near the tip of the snout ; tympanum nearly as large as the eye. 

 Belly quite smooth. Blackish brown above, slightly speckled with 

 white ; beUy whitish, mottled with black. 



Madagascar. 



