244 EANID^E. 



prominent ; no outei' metatarsal tubercle. The tibio-tarsal articu- 

 lation reaches a little beyond the end of the snout ; tibia not | 

 length of head and body. Upper parts fiuely granulate ; a feebly 

 prominent glandular dorso-lateral fold. Uniform purplish brown 

 above, darker on the sides, especially of the head ; a white or 

 whitish streak along the upper lip ; limbs with darker cross-bars, 

 which may be very indistinct ; lower parts white, uniform or 

 spotted or marbled with brown. Male with internal vocal sacs. 



From snout to vent 95 millim. Males much smaller (50 millim.). 



Originally described from Borneo, since found in Sumatra and 

 Java. Specimens were obtained in Pahang, at Kuala Teku and 

 on the Tahan Eiver, altitude 500 feet, by Mr. Eobinson. 



260. Rana jerboa. 



llyhvanajevhon, C4iinth. P. Z. S. 1872, p. 599, pi. xl. 



Rana jerboa, Bouleng. Cat. I3atr. Ecaud. p. 67 (1882); id. Ann. 

 Mas. Civ. Geuova (2) xiii, p. 335 (1893) ; id. P. Z. S. 1893, 

 p. 526; S. Flower, P. Z. S. 1899, p. 916; A. L. Butler, Journ. 

 Nat. Hist. Soc. Bombav, xv, p. 199 (1903) ; Vau Kampen, 

 Natuurk. Tijdschr. Ned. Ind. Ixix, p. 39, pi. ii, figs. 3-6 (1909). 



Vomerine teeth in two short, transverse or oblique series 

 between the choanse or extending beyond the level of the latter. 

 Head as long as broad or slightly longer than broad; snout rounded 

 or obtusely pointed, as long as or a little longer than the orbit ; 

 canthus rosti'alis strong ; loreal region slightly oblique and deeply 

 concave ; nostril equally distant from eye and from end of snout ; 

 interorbital space as broad as or a little narrower than the upper 

 eyelid ; tympanum very distinct, § to i the diameter of the eye. 

 Fingers and toes rather slender, with rather large disks, which 

 are much smaller than the tympanum ; first and second fingers 

 equal, or first slightly longer ; toes webbed to the disks ; sub- 

 articular tubercles well developed; inner metatarsal tubercle small, 

 oval, feebly prominent ; no outer metatarsal tubercle. The tibio- 

 tarsal articulation reaches far beyond the tip of the snout ; tibia 

 |- to 4 length of head and body. Upper parts finely granulate ; 

 a moderately prominent glandular dorso-lateral fold. Brown or 

 greyish above, uniform or marbled with darker, darker on the sides, 

 especially of the head ; a more or less distinct light streak along 

 the upper lip ; limbs with darker cross-bars, which may be very 

 indistinct ; lower parts white, uniform or throat and breast 

 spotted or speckled with brown, Male with internal vocal sacs. 



From snout to vent 102 millim. Males much smaller (50 

 millim.). 



The tadpole has been figured in the Catalogue of Batrachia 

 Ecaudata, p. 89. It is remarkable for the presence of a large 

 sucking disk behind the mouth, free on its borders, truncate in 

 front. Spiraculura on the left side. Lips much developed, not 

 fringed, with 4 series of fine horny teeth above, the outer un- 

 interrupted, and 4 beneath, only the inner interrupted ; beak 



