CRUSTACEA. 



^ 



!t does not always wait until the house is vacant, but occa- 

 casionally ejects the rightful occupant vi et armis.* 



In the Crustacea of the next order, the tail is not only 

 longer but is different in form, being divided into five broad 



Fig. 0-. — Spisy Lobsteb (reduced). 



flat pieces, so as to act with great effect upon the water. 

 . The common Lobster (Homarus vulgaris) is perhaps the best 



• History of British Crustacea, page 1 73 ; Published by Van Voorst. 



