98 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



has very conspicuous eyes (hence its name), and still uses 

 the out-stretched abdomen for swimming on the sea- 

 surface. The older Megalopa begins to haunt the sea- 

 weedy shores and may be found in rock pools, and so 

 gradually grows into the smallest size of crab. 



"h 





'£$ v ^ 



Fig. XVIII. 



Several reports upon our Crabs and other Higher 

 Crustacea, by Mr. A. 0. Walker, will be found in our 

 volumes. 



