PLATE VIII. 



Amathia. — Vesicularia. — Cylindrcecium. 



Figure 1. — Vesicularia papuensis, .... 



la, part of the zoarium, 



\h, zooecia with polypides, . 



Ic, bifurcation of the zoarium. 



5, 2. — Cylindrceci^im papuense, 



„ 3. — Amathia semispiralis, 



3a, part of the zoarium ; 36, young growing end, 



5, 4. — Vesicularia trichotoma, .... 



4a, magnified, .... 



4&, zooecium and buds, . . . 



Diaui. 



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