318 

 Plate IV. 



Fig. 1. Echinogorgia intermedia, Studer. Twig enlarged ( x 2). 



„ 2. Eumuricea sj^lendens, n. sp. Tip of twig enlarged ( x 8). 



,, 3. „ „ ,, Colony, nat. size. 



„ 4. Acis rigida, n. sp. Portion enlarged ( x 2). 



„ 5. Nicella reticulata, n. sp. Tip of twig enlarged ( x 5). 



„ 6. Echinomuricea uliginosa, n. sp. Colony, nat. size. 



,, 7. ,, „ „ Portion enlarged ( x 12). 



,, 8. Echinomtiricea macrospiculata, n. sp. Part enlarged ( x 8). 



,, 9. Acis rigida, n. sp. Portion enlarged ( x 8). 



,, 10. Ve7-rucella flexuosa,'K\\uizva.gev. Portion enlarged ( x 2). 



,, 11. Echinogorgia intermedia, Studer. Twig enlarged ( x 7). 



Plate V. 



Fig. 1. Scytalium niartensii, Kolliker. Portion enlarged ( x 14). 

 „ 2. Melitodes philipjmiensis, Wright and Studer. Part enlarged ( x 2) dorsal view. 

 ,, 3. Melitodes ornata, n. sp. Portion enlarged ( x 1^). 



„ 4. Melitodes philippinensis, Wright and Studer. Same part enlarged ( x 2) ventral view. 

 „ 5. Scytalium martensii, Kolliker. Portion enlarged ( x 14). 

 „ 6. Nicella pustulosa, n. sp. Tip of twig enlarged ( x 6). 

 „ 7. Echinogorgia macrospiculata, n. sp. Complete colony ( x 1^). 

 „ 8. Muricella robusta, n. sp. Tip of twig enlarged ( x 12). 

 ,, 9. Melitodes ornata, n. sp. Tip of twig enlarged. 



„ 10. (a) Muricella complanata, Wright and Studer. Purple type, twig ( x 1^). 



„ 10. {b) „ „ , Pink type, twig ( x 1^). 



Plate VI. 



Fig. 1. Isis hippiuris, Linnaeus. Colony (n.s.). 



„ 2. ,, „ ,, Section of tip of twig ( x 10). 



,, 3. ,, ,, ,, Portion of surface of branch ( x 14). 



,, 4. Bebryce tenuis, n. sp. Portion enlarged ( x 7). 



,, 5. ,, ,, Colony (n.s.). 



,, 6. Menacella gracilis, n. sp. Portion enlarged ( x 7). 



,, 7. Lituaria hicksoni, n. sp. Colony (n.s.). 



„ 8. ,, ,, ,, Tip of colony enlarged ( x 3). 



,, 9. Pteroeides intermedium, n. sp. Pinnule ( x 5). 



Plate VII. 



Fig. 1. Cactogorgia celosioides, Sim-pson. Complete colony ( x 2). 



2. „ „ „ Polyp ( X 10). 



3. (a) ,, ,, ,, Spicules from the stem. 

 3. {b) „ „ „ Spicules from the anthocodiae. 



3. (c) „ „ ,, Spicules from the aboral surface of the tentacles. 



4. Cactogorgia alciformis, Simpsou. Complete colony ( x 2). 



5. „ " „ „ Polyp ( X 10). 



6. (a) „ „ ,, Spicules from the stem. 

 6. {b) „ „ „ Spicules from the anthocodiae. 

 6. (c) ,, „ ,, Spicules from the aboral surface of the tentacles. 



