Plate 5 



Page 

 Figs. 1-3. Redonychocella abyssicola Smitt, 1873 53 



1. Incrusting zoarium, X 3, showing free vincularian 



expansions. 



2. A portion of the same zoarium in the vicinity of the 



ancestrula; X 20. 



3. Zooecia, X 20, of another zoarium, some distance from 



the ancestrula. 

 Albatross Station D. 2152, northwest of Habana Light. 

 4-8. Dacryonella typica, new species 57 



4. Ordinary zooecia of the incrusting zoarium; X 20. 



5. Group of small zooecia on an ovicelled specimen; 



X 20. 



6. Extremity of a zoarium showing the great irregularity of 



the marginal zooecia; X 20. 



7. Group of zooecia with large opesiular indentations; 



X 20. 

 S. Another group of zooecia; X 20. 

 Albatross Stations D. 2319, and D. 2320, north of Cuba. 



9-14. Dendrobeania lamellosa, new species 41 



9. Anterior face of an ovicelled frond; X 20. 

 10. Posterior face showing the mode of branching; X 20. 

 11, 12. Structure of articulated opesial spines; X 25 and X 



85. 

 13, 14. Structure of the pedunculated avicularium; X 25 and 

 X 50. 

 Albatross Station D. 2354, east of Yucatan. 

 170 



