io8 



ridge across the palate, between the tubae, and in front of it 

 another smooth one, which may be substituted by one or 

 three tubercles or be entirely absent. Head a little broader 

 than long; snout more or less pointed, projecting, about as 

 long as or shorter than the upper eyelid, and longer than 

 deep; canthus rostralis obtuse; loreal region nearly vertical, 

 feebly concave; nostril equally distant from tip of snout and 

 eye; interorbital space as broad as to twice the width of the 

 upper eyelid ; tympanum hidden or feebly distinct, '/ 4 to 2 / 3 

 the diameter of the eye. Fingers and toes with distinct disks, 

 those of toes a little larger than those of fingers, the largest 

 one at most as large as the tympanum ; disk of first finger 

 smaller than the other ones; first finger shorter than second, 

 which is shorter than fourth ; third toe longer than fifth ; toes 

 free or slightly webbed at the base; subarticular and inner 

 metatarsal tubercles very fiat; no outer metatarsal tubercle; 

 the heel reaches the tympanum or the eye; tibia about half 

 the length of head and body. 



Skin smooth. 



Upper parts brownish or grey, uniform or with dark, round 

 spots or marblings; often a dark streak along loreal and 

 temporal regions, sometimes continued along the side of the 

 body; limbs spotted or cross-barred; whitish beneath, throat 

 and lower surface of limbs usually more or less vermiculated 

 with grey or brown. Length 35 mm. 



Clavicles strongly curved. 



Type specimen in the Leiden Museum examined. 



The existence of specimens intermediate between the three 

 species I formerly distinguished make it necessary to unite them. 



Habitat: New Guinea (Mamberamo riv. ! ; near Doorman 

 riv., +850 m. ! ; Manikion region!; Tawarin riv.!; Air Mo 

 riv.!; Humboldt bay!; Timena riv.!; Pomora riv., +760111.!; 

 Begowre riv.!; ? Torricelli mts., 650 — 700 m. ; Went mts., 

 800 — 1050 m. ! ; Hellwig mts., 900 — + 2500 m.!; Mimika riv.). 



4. Sphenophryne polysticta (v. Meh.). 



Chaperina polysticta v. Mehely, Termesz. Fuzetek, XXIV, 1901, p. 258, pi. X, 

 fig. 3 (shoulder-girdle), XII, fig. 4. 



Tongue large, oblong, entire ; a denticulated dermal ridge 

 across the palate behind the tubae, and a round tubercle in 



