Fxa 95. -Obelia .p. A, portion of a j£^U ^^ffi^^^SfSt ?5K \ 



B, medusa; C, the same with reversed umbrel a D, «« saj™, o™ i i , , , 



Us. blastos'tyle 5 <«• ccaiosarc ; «f. ■ ectodera ; J^^fQ' ^SubriuiZ; V 

 gonotheca; ».tt. hydrotheca ; J, iithocyst m. M. mea us a , (.tentacle; 



mesogloea; m*A. mouth ; j>. pensarc; P. 1, *, 3, polypes, raa. c. reuuu « 

 W. velum. 



