538 



METAMORPHOSIS IN AMPHIBIANS 



Fig. 8. 



Fig. 7. 



Fig. 7.' Tigrinum 1917, S 4. 25°C., 13 wecksand 2 days after metamorpho- 

 sis. Yellowish spots fused to yellow blotches and bands. 



Fig. 8. Tigrinum, 1917, U 4. 15°C., 22 weelvs and 3 days after meta- 

 morphosis. Few small yellowish spots; no bands. 



