PLATE X 



1. Conopeum reticulatum Linne 



2. Electra monostachys Busk 



3. Hippopoedra edax Busk 



4. Schizoporella unicornis Johnston 



5. Alcyonidium verrilli Osburn 



6. Cryptosula pallasiana Moll 



7. Bugula turrita Desor 



8. Smittina trispinosa nitida Verrill 



