EXPLANATION OF PLATE LXXXV. 



Fig. 1. — Halicornaria theticfis, sp. nov., colony from Station 48 

 reduced to | nat. size. 



Fig. 2. — Halicornaria prolifera, Bale, colony from New South 

 Wales, I'educed to | nat. size. 



Fig. 3. — Halicornaria prolifera, Bale, colony from New South 

 Wales, reduced to ^ nat. size. 



Fig. 4. — Thuiaria sinuosa, Bale, colonies from Station 54. St.^= 

 hydroclades modified into stolons fiom which attendant 

 colonies arise, reduced to almost one-half nat. size. 



Fig. 5. — S-irtidarella adpressa, sp. nov., colonies from Station 54, 

 reduced to almost one half nat size. 



