Plate 4. 



Fig. 11. Dinobothrium planum. Median sagittal section of immature proglottis, 

 partly diagrammatic, more than one section having been used in representing the 

 anatomy in the region of the shell gland. Length of proglottis, 0.4 mm. For 

 explanation of lettering see p. 9. 



Fig. 12. Dinobothrium planum. Diagram of part of female reproductive organs. For 

 explanation of lettering see p. 9. 



Fig. 13. Dinobothrium. planum. Stereogram of mature proglottis, view from ventral 

 side. For explanation of lettering see p. 9. 



13 



