

THE CHONIOSTOMATIM 



A FAMILY OF COPEPODA, 

 PARASITES ON CRUSTACEA MALACOSTRACA 



BY 



Dr. H. J. HANSEN 



WITH THIRTEEN COPPER PLATES 



AT THE EXPENSE OF THE CARLSBERG FUND 



We want facts, not inferences, observations, 

 not theories, for a long time to come. 



"Natural Science*, 1896. 



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COPENHAGEN 



ANDR. FRED. H0ST & SON, PUBLISHERS 



1897 



