35 



alocysts or Echinococci. They are now, therefore, 

 considered as six - hooked embryos (cestoid), the 

 growth of which has proceeded without hinderance, 

 but which, nevertheless, have remained barren, 0] 

 more correctly, which have never attained to prolifer- 

 ation and the production of scolices (Kuchenmeister). 



