272 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



first few proglottides, and Fig. 11 a part of the neck with 

 some typical spines. Measurements from this single 

 specimen are : — 



r 



m 



ISM '^iM^ 



1 



4^ 



Fig. 10. Ecliinobothrium affine, Diesing. 

 Spines on neck, x 300 dia. 



Fig. 9. Echinobothrium affine, 



Diesing. Head and part of 



strobila. x 44 dia. 



Length of head : 1'3 mm. 



Breadth of head : 0'36 mm. 



Length of a spine from the neck : 0*1 mm. 



Breadth of a spine from the neck : 0'05 mm, 



