148 



NATURAL HISTORY OF OUR SHORES 



transversely, scalelike. But their relation to the hermit 

 crabs is at once seen in several details. The hindermost 

 pair of legs is aborted, doubled up, and folded over the 

 back. The under side of the abdomen is membraneous, 



Fig. 59. Galathea strigosa. ^ Natural size 



and an examination of the last segment of the abdomen 

 that is, the " tail " will show that this is not quite on 

 the plan of that of the lobster, the " telson " or terminal 

 portion being hinged across, and also longitudinally down- 

 wards, from that hinge. The large side " fins " are not 

 round, but hooklike, all these points being as in the hermit 



