476 



rarely with an hourglass-shaped figure on the back of the head 

 and the front of the back ; loreal and temporal regions dark ; a 

 light line on the upper lip ; hinder side of thighs with round 

 yellow spots, which are usually separated by a dark brown or 

 purplish network. Male with internal vocal sacs. 



From snout to vent 3 inches. 



Hob. India and Ceylon. The " Chunam Frog " of Madras. 



62. Rhacophorus cruciger. 



Polypedntes leucomystax, part., Kelaart, Prodr. p. 193. 

 Polypedates cruciger, lilyth, J. A. S. B. xxi, 1852, p. 355 ; id. in 



Kelaart, op. cit., App. p. 48. 

 Polypedates maculatus, part., Giinth. Cat. Batr. Sal. p. 78 ; id. 



Sept. S. I. p. 428. 



Rhacophorus maculatus, part., Bonkng. Cat. Batr. Sal. p. 83. 

 Rhacophorus cruciger, NevSl, Taprobanian, iii, 1888, p. 6 ; Boukng. 



P.Z.S. 1880, p. 81. 



Closely allied to the preceding, but skin of head adhering to the 

 rugose nasal and frontoparietal bones in the adult ; a bony, slender, 

 parieto-squamosal arch. Tympanum at least three fourths the 

 diameter of the eye. Disk of third finger one half to three fourths 

 the diameter of the eye. Toes about three-fourths webbed. Tibio- 

 tarsal articulation reaching the tip of the snout. A dark hour- 

 glass-shaped marking or X from between the eyes to the middle 

 of the back ; hinder side of thighs without or with small light 

 spots. 



From snout to vent 3-5 inches. 



Hob. Ceylon. 



63. Rhacophorus eques. 



Polypedates eques, Giinth. Cat. Batr. Sal. p. 80, pi. vi, fig. B ; id. 



Kept, B. I. p. 431. 

 Rhacophorus eques, Bouleng. Cat. Batr. Sal. p. 85. 



Vomerine teeth in two oblique series commencing from the 

 inner front edge of the choanse. Snout triangular, a little longer 

 than the diameter of the orbit ; canthus rostralis angular ; loreal 

 region concave ; nostril much nearer to the end of the snout than 

 to the eye ; interorbital space broader than the upper eyelid ; tym- 

 panum at least two thirds the diameter of the eye. Fingers \\ith 

 a rudiment of web ; toes two-thirds webbed ; disks large, of 

 third finger two thirds the diameter of the eye ; subarticular 

 tubercles moderate. The tibio-tarsal articulation reaches between 

 the eye and the tip of the snout. Upper parts smooth ; beneath 

 granular ; a narrow glandular fold from behind the eye to beyond 

 the shoulder ; another along the forearm and tarsus ; tibio-tarsal 

 articulation with a cutaneous spur; vent surrounded by large 

 tubercles. Greyish above, with a dark hourglass-shaped marking 

 on the back, commencing between the eyes : legs cross-barred. 

 Male with internal vocal sacs. 



From snout to vent 3 inches. 



Hal. Cevlon. 



