THE RANGE OF DOMINANCE 



147 



Figs. 79-83. — Reconstitution in "rings" from sea-anemone, 

 Harenactis attenuata: Fig. 79, longitudinal sectional outline of animal, 

 indicating regions, a,h, from which pieces are taken; Fig. 80, diagram- 

 matic longitudinal section through a "ring," showing method of closure 

 by union of apical and basal cut surfaces of body wall; Figs. 81, 82, 

 tentacle groups arising from the region of union of cut surfaces; Fig. 83, 

 a perfect animal developed on a ring. 



