24 2.'^ 26 27 



Plate VII 



Fi{/s. 24-27 {Page 121). — Figs. 24 and 2.5 are photographs of the original normal chelte of an 

 8-inch female lobster, showing the usual asymmetry of claws with a nipper on the right (Fig. 25) 

 and a crusher on the left (Fig. 24). (About + natural size.) 



Figs. 26 and 27. — Photographs of the left and right chelae, respectively, which regenerated 

 after the amputation of the original limbs. In this case two crushers, in place of the former 

 nipper and crusher, have regenerated, (.\bout J natural size.) 



