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MR. J. A. LIDDELL ON A PARASITIC COPEPOD 



The fifth legs or sixth thoracic appendages are reduced in both sexes to 

 expanded terminal and proximal joints. Those of the male are less reduced, 

 and more like those of the female than is usual in the family. 



In both sexes the distal joint bears six setse, the apical seta in the female 

 being stout and remarkably long. 



In the male the internal expansion of the proximal joint bears three setae, 

 and in the female five setaa. There is an external seta on this joint in both 

 sexes. 



Max. I. 



Nitocra. 



Nitocrameira. 

 Fig. 1. 



Ameira. 



Max. II. 



Nitocrameira. 

 Fig. 2. 



Ameira. 



Classification. 



Nitocrameira does not fall under any recognized genus, according to the 

 treneric characters given by Sars in his Monograph on the Crustacea of 

 Norway. 



The two genera it approaches most nearly are Nitocra and Ameira. 



In its general appearance it resembles the latter, owing to the smoothness 



