TUBULARIA. 49 



Plate V. Fig. 1. Tuhularia Zarywa;— Compound or many headed Tubularia ; 

 Group. 



2. Specimen selected for illustrating the course of reproduction. 



3. Another, selected for the same purpose. The pecuhar aspect 



of the product is shewn by both. 



4. Skeleton of fig. 2, shewing the structure of the inorganic parts. 



5. Hydra and Stalk, tentacula a. 



6. Hydra and Stalk. 



7. Nascent Tubularia from the ovum. 



8. Another. 



9. Regenerated hydra, shewing the progressive diminution of the 



organs. 

 All the preceding, except fig. 1, enlarged. 



VOL I. 



