474 BOULENGER. 



to or a little less than that of the upper eyelid; tympanum very dis- 

 tinct, i to f the diameter of the eye, 1| to 4 times its distance from the 

 latter. 



Fingers moderate, obtuse, or rather pointed, with more or less dis- 

 tinct lateral dermal border, first longer than the second, third as long 

 as or longer than the snout; subarticular tubercle rather small, feebly 

 prominent. 



Hind limb moderate or long, the tibio-tarsal articulation reaching 

 the eye, the tip of the snout, or between these two points, the heels 

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

 tibia 3^ to 5 times as long as broad, if to 2i times in length from snout 

 to vent, as long as or shorter than the fore limbs, as long as or a little 

 longer (rarely a little shorter) than the foot. Toes with the tips 

 swollen into very small disks, webbed to the tips, on two phalanges of 

 fourth free; outer metatarsals separated nearly to the base; subarticu- 

 lar tubercles rather small, feebly prominent; no tarsal fold; inner 

 metatarsal tubercle elliptic; feebly prominent, j to | the length of 

 the inner toe; no outer tubercle. 



Upper parts smooth or granular with small pearl-like tubercles; a 

 strong glandular fold from the eye to the shoulder, the upper branch 

 continued as a narrow or moderately broad dorso-lateral fold extend- 

 ing to the hip or not quite so far; the distance between the dorso- 

 lateral folds, on the back, 4 to 5| times in length from snout to vent; 

 a more or less distinct glandular fold, often broken up posteriorly, 

 from below the eye to above the arm ; tibia often with narrow glandu- 

 lar folds. Lower parts smooth. 



Green, olive, gray, or brown above, sometimes green in front and 

 brown behind, uniform or with small blackish specks or spots; the 

 dorso-lateral fold sometimes lighter and edged with dark brown on the 

 outer side; loreal and temporal regions often dark brown, with a light 

 streak below; the tympanum sometimes reddish brown; hind limbs 

 with or without more or less regular dark cross-bands; hinder side of 

 thighs often marbled with black and yellow. Lower parts white, 

 uniform or spotted or marbled with brown, the throat sometimes 

 entirely brown. 



Male with internal vocal sacs and a large pad on the inner side of 

 the first finger, covered, during the breeding season, with a brown 

 velvety horny layer. 



Nasal bones small, oblique, widely separated from each other and 

 from the frontoparietals; ethmoid largely exposed above, truncate or 

 obtusely pointed in front and extending or not to between the nasals; 



