WIDERSTEN: ANTHOZOA FROM EASTERN COAST OF UNITED STATES 



Figure 5.-Stomphia coccinea. A. Cross section of the sphincter in a young specimen. B. Section through part of a tentacle 

 showing the arrangement of the muscle fibrils (ml) in a young specimen. C. Section through a siphonoglyph. D. Section 

 through a mesentery in a young specimen. E. Section through a retractor and parietobasilar muscle of a young 

 specimen. F. Section of an oocyte and nurse cells, mgl-mesogloea, mgl r-mesogloea of retractor, nc-nurse cell, 

 ns-nucleus, ooc-oocyte, pbm-parietobasilar muscle, retr ent-entoderm of retractor muscle, y-yolk. 



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