582 



MR. tV. BATESON ON ABNORMAL [June 17, 



Fig. 2. 



c 



Abnormal claws of Cancer fagurus. 



A, is shown from the outside ; B, from the inside ; C, is represented as seen 

 from the end and from the outside. 



(The two processes overlap, but do not meet, at the point x.) 

 (Figures B and C were drawn for me by Miss M. J. Davidson.) 



