490 MEMOIRS OP THE NATIONAL ACADEMY OF SCIENCES. 



Plate XIV. 



Metamorphosis of Gonodactylus chiragra, drawn from life by W. K. Brooks. 



Fig. 1. Dorsal view of egg just befere hatching. 



Fig. 2. Front view of the same egg. 



Fig. 3. Side view of the larva immediately after hatching. 



Fig. 4. Side view of the same larva after the first molt. 



Fig. 5. Side view of the same larva after tlie second molt. 



Fig. 6. Dorsal view of the larva at the beginning of its pelagic life. 



