PLATE XXX. 



FIG. 



1, 2, 3. VIRGULARIA MIRABILIS, p. 161, of the natural size, 

 from specimens sent to me by Dr. John Coldstream. 



4. One of the polypiferous lobes magnified. 



5. The polypiferous lobes of the living Virgularia. 



6. A portion of the Virgularia mirabilis as seen when alive. 



This and the preceding figure are copied from tab. xi. 

 of the Zoologia Danica. 



7. The polypes of Virgularia mirabilis, p. 163, from a 



drawing given to me by Mr. R. Patterson of Belfast. 



