406 ANNUAL REPORT SMITHSONIAN INSTITUTION, 1919. 
2. Newly-hatched nymph 
Shedding 
the embryonic 
7. Free nymph, 
PE. Sno deras¢ 
Wic. 8.—From the egg to the free nymph (greatly enlarged). The egg (1) shows the eye 
of the embryo near the upper end. The newly hatched nymph (2, 3) is enclosed in a 
tightly fitting skin which is shed (4) as soon as the creature emerges from the egg 
chamber. The discarded skin (5) shrivels (6) as the free young cicada or nymph 
(7) runs away. 
