i8o 



In life olive above, speckled with blackish, nearly colour- 

 less below. Length 45 mm. 



Habitat: Mentawei islands (Sipora); Sumatra (Sukaranda, 

 Upper Langkat; Deli!; Brastagi, Karo highland, 1400 m. !; 

 Bandarbaru, Batak mts., + 900 m. ! ; Mt. Simbolon ; Korintji 

 valley, 900 m. ; Korintji peak, 1400 m,; Muarolabu ; Barisan 

 mts., 1200 m.); Borneo (Mt. Kina Balu ; Mt. Kalawat and Mt. 

 Kappa, Brit. N. -Borneo; Baram riv. ; Matang; S.-E.-Borneo) ; 

 Java (near Tjibodas!, 1400 — 2000 m. ; Pasirdatar, 900 m. ! ; 

 Sukabumi!; Mt. Malabar, 1500 m. !) ; Celebes (Bua Praeng; 

 Minahasa). — S.-China, Loo Choo islands and Formosa to 

 Malay Peninsula. 



8. Rana microdisca Bttgr. 



kana microdisca Boettger, Ber. Ofifenb. Ver. f. Naturk. (1887 — 91), 1892, p. 137. 



Rana microdisca Boettger, Jen. Denkschr., VIII, 1894, p. 113, pi. V, figs. 2« — d. 



Rana leytensis Boettger, Zool. Anz., XVI, 1894, p. 365. 



Rana microdisca Boulenger, Proc. Zool. Soc. London, 1897, p. 230. 



Rana viicrodisca v. Kampen, Zool. Jahrb., Syst., XXII, 1905, p. 702. 



Rana microdisca Boulenger, Rec. Ind. Mus., XX, 1920, p. 57. 



Vomerine teeth in two oblique series, beginning between 

 the choanae, and extending beyond their hinder level, or 

 entirely behind them ; lower jaw with two acute, tooth-like 

 processes in the male, with feeble prominences in the female. 

 Head as long as broad or somewhat broader than long; snout 

 founded, vertically truncate or feebly projecting, as long as 

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

 obtuse; loreal region oblique, feebly concave; nostril as far 

 from the tip of the snout as from the eye or a little nearer 

 the first; interorbital space about as broad as the upper eye- 

 lid ; tympanum more or less distinct, -/^ to ^/^ the diameter 

 of the eye. Tips of fingers feebly swollen or with very small 

 disks, toes with very small disks ; first finger extending as far 

 as or beyond second, which is shorter than fourth; third toe 

 longer than fifth ; toes -/g to Y^ webbed, two or three phalanges 

 of fourth one free; subarticular tubercles moderate; inner meta- 

 tarsal tubercle small, oblong, no outer metatarsal tubercle ; a 

 feeble dermal fringe along the outer side of the fifth toe may be 

 present; no tarsal fold; the heel reaches the nostril, the tip 

 of the snout, or beyond; tibia a little more than '/n, to ^3 

 the length of head and body; when the hind limbs are folded 

 at right angles to the body, the heels are strongly overlapping. 



