Compensatory Regulation. 



89 



Table XI. Alpheus dentipes Time of Moulting. Snapping Chela (R or L) 



Removed. 



Av.= 



28.7 



Table XII. Alpheus dentipes. Time of Moulting. Both Chela Removed. 



Cat. No. 



Thoracic Date of 



1st 



2d 



3d 



Length. Operation, moult. moult. moult. 



4th 



Interval 



moult. ist-2d. 



Av.= 



22.9 



Summary of Tables X, XI, XII. Comparison of Interval Between First and 



Second Moults. 

 Cu Removed =29.6 days. (Av. of 7 cases.) 



5 w Removed =28.7 days. (Av. of 8 cases.) 



Cu + Sn Removed =22.9 days. (Av. of 10 cases.) 



