XIV DESCRIPTION OF PLATES. 



4. Menipea ternata, nat. size. 4a, Enlarged, p. 220. 



5. Scrupocellaria reptans, uat. size. 5a, Enlarged, p. 



223. 



6. Bicellaria ciliata, nat. size. 6a, Enlarged (after 



Hincks), p. 226. 



Plate XVIII. 



1. Bugula avicularia, zooecia enlarged, p. 227. 



2. Bugula turbinata, nat. size. 2a, Zooecia enlarged, 



p. 228. 



3. Bugula flabellata, zooecia enlarged, p. 229. 



4. Bugula plumosa, zooecia enlarged, p. 230. 



5. Beania mirabilis, nat. size. 5a, Zooecia enlarged 



(after Landsborough), p. 232. 



6. Cellaria fistulosa, nat. size. 6a, Zooecia enlarged, 



p. 234. 



Plate XIX. 



1. Notamia bursaria, zooecia enlarged, p. 233. 



2. Flustra foliacea, nat. size. 2a, Zooecia enlarged, 



p. 236. 



3. Flustra papyracea, nat. size. 3a, Zooecia enlarged, 



p. 236. 



4. Flustra Carbasea, zooecia enlarged, p. 238. 



5. Membranipora membranacea, zooecia enlarged, p. 



241. 



6. Membranipora pilosa, zooecia enlarged, p. 240. 



7. Idmonea serpens, p. 301. 



8. Lichenopora hispida, nat. size. 8a, Zoarium en- 



larged, p. 305. 



