144 THE SEA-SIDE AND AQUAKIUM. 



descriptions that the majority of people can know 

 anything of these animals. " Having no shells, they 

 present no monuments of their existence to the cabi- 

 nets of collectors ; and it generally happens that our 

 interest is not so much excited by objects that we read 

 of in books, even if pictured in true colours on the 

 plates, as by those which we can see and feel" 



I beg the reader to weigh well in his mind this 

 remark by Mr Sowerby, for in it we have one of the 

 most pleasing arguments that can be offered in favour 

 of the utility of the Marine Aquaria. 



