The Somatic Nuclei of Certain Cestodes. 
163 
Fis. 13. Anlage of genital ducts of Ehynchobothnum. To either side is seen 
the parenchyma containing scattered food bodies (appearing intensely black in the 
photograph). 
Fig. 14. Sub-cuticula and parenchyma of Cysticercus , showing atypical cells. 
Figs. 15 and 16. Sub-cuticula of larva sp., showing nuclear variations in different 
cells. 
Fig. 17. Sub-cuticula and parenchyma of Tetrarhynchus, showing atypical 
cells. 
Fig. 18. Sub-cuticula and parenchyma of Coenurus. • 
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