PLATE LXXI. 



FIG. 



1. Sarcochitum polyoum, p. 365, magnified. 



2. The Ovum highly magnified. 



3. Ovarium (?) highly magnified. 



4. Polypidom. Of the natural appearance and size. 



V* For the drawings of this Plate I am also indebted to Arthur H. Hassall, Esq. 









