Regeneration of the Chelcc of tlie Culf-ii'eed Crab. 



Table i. Correlation hclu'een cephalo-ihoracic length and molting period 



(first regeneration period). 



[Data arranged in order of length of molting period.] 



4.0 



10.0 



5.0 6.0 7.0 8.0 9.0 



Cephalo-thoracic length (second regeneration period) 



T.^BLE 4. Correlation between cephalo-thoracic length and molting period (second regen- 

 eration period). * Superposition of two cases. 



