208 



Vomerine teeth in two oblique groups or series between 

 the choanae or extending behind the level of their posterior 

 borders. Head as long as broad or a little longer than broad; 

 snout obtusely pointed, a little projecting, as long as the eye or 

 the upper eyelid, longer than deep; canthus rostralis strong; 

 loreal region oblique, concave; nostril equally distant from 

 eye and tip of snout or nearer to tip of snout; interorbital space 

 narrower than the upper eyelid; tympanum distinct, '/ 3 to 2 / 3 the 

 diameter of the eye. Disks of fingers small, of toes a little larger; 

 first finger hardly extending beyond second, which is much 

 shorter than fourth; fifth toe longer than third; toes entirely 

 webbed or two phalanges of fourth one free ; outer metatarsals 

 separated nearly to the base ; subarticular tubercles well 

 developed ; a distinct, elliptic inner and a feebly prominent 

 round outer metatarsal tubercle; no tarsal fold ; the heel reaches 

 beyond the tip of the snout; tibia 2 / 3 length of head and 

 body; when the limbs are folded at right angles to the body, 

 the heels are strongly overlapping. 



Smooth or finely granulate above, with a few scattered small 

 warts ; a rather broad dorsolateral fold and a fold from the 

 mouth to the shoulder; smooth below. 



Light grey or brown above, uniform or with some small 

 ill-defined dark spots on the back ; upper half of loreal region, 

 tympanum and temporal region dark brown ; hind limbs with 

 narrow dark cross-bars; yellowish or brown beneath, more or 

 less spotted or marbled with dark ; a dark streak on each 

 shoulder. Length 85 mm. 



Male with large external vocal sacs and humeral glands. 



Habitat: Ceram (900 m.); New Guinea (Went mts., +1300 

 m. ! ; Utakwa riv., 750 — 900 m.). 



34. Rana jerboa (Gthr.). 



Hylorana jerboa Giinther, Proc. Zool. Soc. London, 1872, p. 599, pi. XL, 



fig. B. 

 Rana jerboa Boulenger, Cat. Batr. Sal. Brit. Mus., 1882, p. 67. 

 Rana Masonii Boulenger, Ann. Mag. Nat. Hist., (5) XIII, 1884, p. 397. 

 Rana jerboa Boulenger, Ann. Mus. Genova, (2) XIII, 1893, p. 335. 

 „Unbestimmbare Froschlarve", Weber, Ann. Jardin Bot. Buitenzorg, Suppl. II, 



1898, p. 10, fig. 6 (tadpole). 

 Rana jerboa v. Kampen, Weber's Zool. Ergebn., Leiden, IV, 1907, p. 397 (tadpole). 

 Rana jerboa v. Kampen, Nat. Tijdschr. Ned. -Indie, LXIX, 1909, p. 39, pi. II, 



figs. 3 — 6 (tadpole). 



