THE CRUSTACEA 



141 



A curious type of Crustacea exists in the Stomapoda 

 (" mouth-footed "), the local representative of which is 

 Squilla desmarestii. This is about four inches long 

 and three quarters of an inch wide. It is flat, and the 



Fig. 56. Scyllarus ardu*. f Natural size 



abdomen widens posteriorly. It is shown in Fig. 57, and 

 the photo of the under side shows the curious arrange- 

 ment of the anterior feet which gives the name to the 

 division. 



It is nominally rare in these latitudes, but this is only 

 owing to its habits. It burrows deeply below the roots of 



