199 



more than those of fingers; first finger extending much beyond 

 second: toes slender, nearly free; two metatarsal tubercles, 

 the outer one oblong, as long as the inner one; heel reaching 

 tip of snout. 



Skin shagreened above, with numerous scattered tubercles; 

 smooth below; posterior surface of thighs finely granular. 



Light umber above, indistinctly darker marbled; tympanum 

 almost black; sides with dark brown spots; anterior surface 

 of thighs spotted ; a narrow light line from beneath the eye 

 along the upper lip to the posterior border of the tympanum; 

 lower lip dark brown with a few light spots; uniform dirty 

 yellowish brown beneath. Length + 50 mm. '). 



Perhaps indentical with R. debussyi. 



Habitat: Borneo (Sadong, Serawak). 



27. Rana arfaki Meyer. 



Rana Arfaki Meyer, Monatsber. Akad. Berlin, 1874, p. 138. 



Limnodytes arfaki (part.) Peters e Doria, Ann. Mus. Genova, XIII, 1878, p. 418. 



Rana arfaki Boulenger, Cat. Batr. Sal. Brit. Mus., 1882, p. 66. 



Rana macroscelis BouleDger, Ann. Mag. Nat. Hist., (6) I, 1888, p. 345. 



Rana arfaki v. Kampen, Nova Guinea, V, pt. 1, 1906, p. 165. 



Rana waigeensis v. Kampen, Bijdr. t. d. Dierlc, pt. 19, 1913, p. 90. 



Rana waigeensis v. Kampen, Nova Guinea, IX, pt. 3, 1913, p. 459, pi. XI, fig. 2. 



Rana macroscelis Boulenger, Transact. Zool. Soc. London, XX, pt. 5, 1914, p. 249. 



Rana arfaki Boulenger, Ann. Mag. Nat. Hist., (9) I, 1918, p. 241. 



Rana arfaki Boulenger, Rec. Ind. Mus., XX, 1920, p. 173. 



Vomerine teeth in two straight or feebly curved oblique 

 series, on a level with or extending behind the posterior borders 

 of the choanae ; lower jaw without bony processes. Head 

 large, as long as broad, or, in the adult, broader than long, 

 nearly half as broad as the distance from snout to vent; snout 

 rounded or obtusely pointed, feebly projecting, as long as the 

 upper eyelid, longer than deep; canthus rostralis distinct, 

 straight or nearly so ; loreal region a little oblique, concave ; 

 nostril equidistant from eye and tip of snout or nearer to 

 the latter; interorbital space as broad as or a little narrower 

 than the upper eyelid, with a longitudinal groove extending 

 along the occiput; tympanum distinct, l j 2 to 2 / 3 the width of 

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

 finger extending beyond second, which is shorter than fourth, 



1) After notes taken from the type specimen by Mr. Dunn, 



