186 Records of the Indian Museum. [Vol. XX, 



oblique or angular dark cross-bands; hinder side of thighs dark 

 purplish brown. Lower parts brown, more or less spotted or 

 marbled with brown. 



Males with a large external vocal sac on each side of the throat ; 

 fore limb strong, with a flat gland on the inner side of the arm ; a 

 large pad on the inner side of the first finger, covered, during the 

 breeding season, with a greyish, velvety horny la^'er. 



Measurements, in mUlimetres, of specimens from Vtakwa River. 



From snout to vent 



Head 



Width of head 



Snout 



Eye 



Interorbital width 



Tympanum . . 



Fore limb 



First finger 



Second finger. . 



Third finger . . 



Fourth finger. . 



Hind limb 



Tibia 



Foot 



Third toe . . 



Fourth toe 



Fifth toe . . 



Habitat. Dutch New Guinea. The type is from the Went 

 Mts. about 4,200 ft. ; the specimens in the Brit. Mus. are from the 

 Utakwa R., 2,500-3 ,000 ft. 



Distinguished from R. florensis by the more oblique loreal 

 region, the rather longer hind limbs, and the presence of external 

 vocal sacs in the male ; from R. krefftii by the longer hind limbs. 



loi. Rana krefftii. 



Hyloi'ana eryihraea, part., Giinth. Cat. Bail-. Sal. p. 73 (185S,). 



Rana krefftii, Bouleng. Cat. Batr. Ecaiid. p. 64, pi. iii, fig- 2 (1882), Tr. 



Zool.'Soc. XII, 1886, p. 52, and Ann. and Mag. N.H. (9) I, 1918, 



p. 240. 

 Rana novce-bvitannia, Werner, Zool. Anz. X\'II, 1894. p. 155, and 



Mitt. Zool. Mils Berl. I, igoo, p. in, fig. 



Vomerine teeth in oblique groups or short series between the 

 choanse, equally distant from each other and from the latter. 



Head a little longer than broad, much depressed; snout 

 obtusely pointed, projecting bej^ond the mouth, as long as the eye 

 or a little longer ; canthus rostralis strong ; loreal region not very 

 oblique, deeply concave ; nostril a little nearer the tip of the snout 

 than the eye ; distance between the nostrils greater than the 

 interorbital width, which is equal to or a little less than that of the 

 upper eyelid ; tympanum very distinct, about | the diameter of 

 the eye and 2.\ to 4 times its distance from the latter. 



Fingers long and slender, with narrow dermal border, termin- 

 ating in small but very distinct discs, which are a little longer 

 than broad and bear a horseshoe-shaped groove separating the 



