io6 EXPEDITION ANTARCTIQUE BELGE 



Fig. 7. Beania Hyadesi Jull. Dorsal surface. X 25. From N° 1068. 



8a. Beania erecta sp. nov. X 25. From N° 1012. 



86. do do Mandible. X 85. 



8c. do do Section showing pariétal muscles. X 25. 



8d. do do Inflated zoœcium seen from the side. X 25. 



8e. do do Dorsal surface. X 2 5. 



ga. Bugula Iricomis sp. nov. Dorsal surface. X 12. From N° 616. 



96. do do Anterior surface X 25 (See PI. YIII, fig. 3). 



gc, d. do do Avicularia. X 85. 



PLATE II 



Fig. la. Fltistra flagellata sp. nov. X 12. From X° 991. 



16. do do Base of vibraculum. X 25o. 



2a. Membranipora uniserialis sp. nov. >;' 25. From X° 570. 



3. Chaperia cylindracea Busk, var. protecta, nov. X 2 5. From X°5gi. 



4. Membranipora strigosa sp. nov. X 25. From X° 745. 



5. Chaperia patulosa sp. nov. X 25. From X° 5g6. 



6. Membranipora irregularis d'Orb. X 25. From X° 619. 



ya. Micropora brevissima sp. nov. X 25. From X° 5g6. There were no ovicells to the spéci- 

 men drawn, so one was added, as seen in another colony. 



76. do do Operculum. X 85. 



je. do do Mandible. X 85. From Cape Horn. 



8. Micropora coreacea Esper. Operculum. X 85. From Hastings. 



ga. Cellaria Dennanti MacG. X 2 5. From X° 683. 



96. do do Mandible. X 25. Attention is called to this being magnified 



only 25 times, whereas I hâve usually drawn opercula 

 and mandibles X 85 or 25o. From X° 282. 



gc. do do Opercula. X 85. 



gd. do do Section of tentacles. X 75o. 



ge. do do Section showing the large avicularian chamber, also the 



outer membranes united at certain points only, and 

 between which there has been a calcareous deposit ; the 

 basai portions of the intermediate zoœcia are shown at 

 (c). In the lower zoœcium the full number of tentacles is 

 not shown. X 85. 

 g/. do do Natural size. From X°6n (see also PI. YIII, fig. 6). 



10a. Cellaria Malvinensis Busk. Mandible. X 85. From X° 1068 (see also PI. YIII, fig. 7). 



106. do do Operculum X 85. 



11. Cellaria lata sp. nov. X 25. From X T ° 1012. 



12. Cellaria dubia Busk. X 25. From X° 1012. 



lia. Megapora hyalina sp. nov. X about 5o. From X° 3g2. 

 i36. do do X 25. 



