74 H. J. Clark on Polarity and Polycephalism. 
and therefore the Myrianida, with its posterior string of six or 
seven consecutive sexual buds is a monocephalic individual. 
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an apparently more individualistic y mong tapeworms 
the several heads (cephaloids) of the scolex (Coenurus) of ‘Teena 
anteriorly, and connected with each other posteriorly by 4 
common body. The closer connection of the subdivisions of 
ince’ the sexual and sexless are necessary to make up& | 
complete organism, i. e., vegetative and reproductive, the one 
a completement of the other, neither alone can 
individual unit, or whole cycle of life: and CEPHALISM there 
We look upon cephalism then, on one hand, as having a con- 
trolling influence of a low degree of independence when shared _ 
in common by the multiple heads of a coral polypidom, and, on 
the other hand, as attaining to the highest independence as 4 
controlling power, when the multiple parts of a so-called com 
sere indivi separate from each other, and are singly ut 
er the influence of this power. The latter obtains when Hy- 
