18 ARKIV FÖR ZOOLOGI. BAND 3. NIO 12. 



served it during all seasons and at different places, but he 

 ne ver saw larger Bpecimens t han these. As the species there- 

 fore seems to be rather common it would be very stränge 

 that he should not get any adult specdmen or a t least any 

 showing changes in colour towards an adult dress eventually 

 different. 



The tadpoles were seen in Jnno and July. 



Measurements of the largest specimen : 

 Total length 18 mm. 

 Length of femur 7 mm. 



» of tibia 9 » 



» of tarsus with 4tli toe 9 mm. 



» of före limb 11 mm. 



» of nose 2,s mm. 

 Diameter of eye 2,i mm, 

 Breadth of head 6 mm. 



Hyla rufopunctata n. sp. 



IMato 1. ti,^. 4. 4 a, 4 b. 



One specimen. Lagunillas, Bolivia. Holmgren. 



Tongue broadly heart-shaped ; vomerine teeth between 

 and behind the moderate choanae in two arched series, for- 

 ming together an open curve. Snout as long as the eye. the 

 tip somewhat truncate; canthus rostralis rather distinct; loreal 

 region flat. Tnterorbital space considerably broader than the 

 upper eyelid. Tympanum hidden. Outer fingers with a slight 

 rndiment of web, no web between the two inner ones; toes 

 webbed to the disk, except the fonrth toe, the penni timate 

 phalanx of which is free; disks of fingers and toes small. 

 Hind limb long and slender, the tibio-tarsal articulation 

 reaches somewhat beyond the tip of the snout. Skin smooth, 

 granular on the belly and under the thighs. A narrow tarsal 

 fold seems to exist. 



The ground colour above bluish gray, the blue colour dis- 

 appearing on the posterior part of the back, which is uniformly 

 light gray; remaining parts of the back and the head densely 

 covered with small rufous döts. A broad brown band, white- 

 margined above, extends from the tip of the snout through 

 the eye and ends, narrowing behind, somewhat before the 



