368 STALK-EYED CRUSTACEA 



Range. — They live in deep water from the West 

 Indian Sea to the Cape of Good Hope. They occupy 

 empty shells. 



Synopsis of the Species. 



1. "Border of large pincer finely notched ; its external 

 surface smooth. — {P. discoidalis.) 



2. " Border of large pincer armed with unequal tri- 

 cuspid teeth ; its external surface with mushroom - like 

 warts with round and granular heads.-^(/*. boletifer.) 



3. " Border of large pincer with conical teeth ; its 

 external surface with mushroom-like warts with conical 

 heads, isolated, very irregular upon their borders, and 

 having a projection above. — {P. erosus.) 



4. " Border of large pincer armed with multicuspid 

 teeth ; its external face with mushroom-like warts with 

 conical heads, more or less rounded upon the edges, which 

 are granular and more or less in contact. — {P. bartletti?) 



5. " Border of large pincer armed with conical teeth ; 

 its external surface with mushroom-like warts with conical 

 heads, rounded on the edges, which are tangental and cut 

 into rosettes. — (/*. rosaceus.) 



6. " Border of large pincer armed with obtuse teeth ; 

 its external surface with polygonous mushroom-like warts 

 with wavy edge, which lie close together. — {P. gibbosi- 

 inamisy — A. MiLNE Edwards and Bouvier. 



I. Pylopagurus discoidalis 



Pylopagurus discoidalis\ 

 Eiipagurus discoidalis 



r A. Milne Edwards and Bouvier. 



The border of the large pincer is finely notched ; its 

 external surface is smooth. The fingers are wide, com- 

 pressed, and their contour is a continuation of that of the 



