472 RANIDJE. 



/3. Snout longer than diameter of orbit ; 



tympanum half diameter of eye. 

 a'. Vomerine teeth in two small groups 



close to inner front corners of choanae. R. fergusonii, 

 $'. Vomerine teeth between choanse ; [p. 480. 



outer edge of arm and tarsus with a [p. 481. 



denticulate fringe R. cavirostns, 



54. Rhacophorus maximus. 



Rhacophorus maximus, G'unth. Cat. Bair. Sal p. 8-> ; id. Kept. B. I. 



p. 435 ; Bouleny. Cat. Bat)-. Sal p. 88, pi. ix, fig. .>. 

 Rhacophorus gigas, Jerdon, P. A. S. It. 1870, p. 84. 



Vomerine teeth in two straight or slightly oblique series 

 touching the inner front edge of the choana\ Snout rounded, as 

 long as the diameter of the orbit ; canthus rostralis angular ; loreal 

 region concave ; nostril halfway between the eye and the tip of the 

 snout ; interorbital space broader than the upper eyelid ; tympanum 

 about three fifths the diameter of the eye. Fingers nearly entirely 

 webbed, the membrane reaching the disks of the fourth, and, on 

 the outer side, of the third and second ; distal expansions as large 

 as the tympanum ; toes webbed to the disks, which are smaller 

 than those of the fingers ; subarticular tubercles well developed. 

 The tibio-tarsal articulation reaches the eye or the nostril. Skin 

 smooth above, granular beneath; a fold above the tympanum. 

 Green above (blue or violet in spirit), immaculate ; sides of belly 

 and hinder sides of thighs often dotted with purplish brown ; a 

 yellowish, brown-edged streak on the outer side of forearm and 

 tarsus and transversely above the vent ; white or pale brown 

 beneath. Male with an internal vocal sac. 



From snout to vent 4*5 inches. 



Hal). Eastern Himalayas, Assam, and Khasi Hills, between 

 1000 and 2000 feet. Lives near the watercourse of streams in 

 very dense jungle. 



55. Rhacophorus bimaculatus. 



Rhacophorus reinwardtii (non Kuhl), Jerdon, P. A. S. B. 1870, p. 84. 

 Rhacophorus maculatus (non Gray), Anders. J. A. S. B. xl, 1871, 



p. 27. 

 Rhacophorus bimaculatus, Bouleng. Cat. Batr. Sal. p. 90. 



Vomerine teeth in two oblique series touching the inuer front 

 edge of the choanai. Snout rounded, as long as the diameter of 

 the orbit ; canthus rostralis obtuse ; loreal region concave ; nostril 

 nearly halfway between the eye and the tip of the snout ; inter- 

 orbital space broader than the upper eyelid ; tympanum half the 

 diameter of the eye. Fingers nearly entirely webbed, the disks as 

 large as the tympanum ; toes webbed to the disks, which are 

 smaller than those of the fingers ; subarticular tubercles well 

 developed. The tibio-tarsal articulation reaches the eye or the 

 nostril. Skin smooth above, granular beneath ; heel with a small 

 triangular dermal process. Green above (purple or blue in spirit), 



