

ON 



TAPE AND CYSTIC WORMS, 



WITH AN INTKODUCTION 



ON THE 



ORIGIN OF INTESTINAL WORMS. 



BY 



CARL THEODOR VON SIEBOLD, 



PROFESSOR IN THE UNIVERSITY OF MUNICH. 



TRANSLATED BY 



T. H. HUXLEY, F.R.S., 



WITH THIRTY. SIX WOODCUTS. 



LONDON: 

 PRINTED FOll THE SYDENHAM SOCIETY. 



MDCCCLVIl. 



