34G AMrnrpoDA normalia. 



the lonp;ost: fifth obsolete. Antepemiltimate pair of pleopoda 

 reaching to half the length of the ultimate ; peduncle having the 

 outer margin coarsely, the inner finely serrated : penultimate pair 

 originating on the inner side of the preceding, and longer than 

 the sixth segment of the pleon ; peduncle having the outer margin 

 coarsely, the inner finely serrated : idtimate pair nearly as long 

 again as the sixth segment of the pleon ; peduncle ha%-ing both 

 margins coai'sely serrated ; rami short, shaq^, lanceolate, serrated. 

 Telson cylindrical, reaching beyond the extremity of the iiltimate 

 pair of pleopoda, terminating obliquely in a fine point. 



Female. — Differs from the above description in the absence of the 

 inferior pair of antennae. 



Length 1|- inch. 



Hah. Not recorded. 



Two specimens of this species were in the collection entrusted to 

 me from the Museum of the Jardin des Plantes. The figure and 

 description ai'c from the more perfect. 



