PRIDEAUX S HIPPOLYTE. 



293 



Moorii merely as a variety — a view which Dr. Edwards 

 had ah-eady taken in his " History of Crustacea," although 

 it still remains to be proved which of the two forms of 

 rostrum is, on account of the comparative frequency of 

 occurrence^ to be considered as normal. 



The wrist of the second pair of legs has only two short 

 and one long articulation ; the abdomen is remarkably bent 

 at the third segment. The whole animal is smaller tlian 

 H. varians, and of a reddish brown colour. 



This is certainly a very rare species, and is not mentioned 

 in Mr. Thompson's Irish Fauna, nor in that of Cornwall 

 by Mr. Couch. I have received it, however, from the 

 neighbouring coast of Devonshire. 



The vignette below appears to be a representation of the 

 Common Shrimp {Cningon vulf/aris), and was taken from 

 a tesselated pavement discovered at Cirencester in 1783. 

 (Vetust. Mon. vol. ii.) 



