EXPLANATION OF PLATES. 



Plate I. 



Pig. 1. Kophobelemnon intermedium, n. sp. Tip of colony enlarged, pro-rachidial surface ( x 6). 



2. Acis ule.r, n. sp. Complete colony, uat. size. 



3. Kopliobelemnon intermedium, n. sp. Tip of colony enlarged, meta-rachidial surface ( x 6). 



4. Echinogorgia fiexilis, n. sp. Twig enlarged ( x 9). 



5. Acis ulex, n. sp. Portion of twig enlarged ( x 12). 



6. Acis pustiilata, Wright and Studer. Terminal portion of twig enlarged ( x 10) front view. 

 ' • >i >i )> i> >i >i i> 1) II II (^ lU) back ,, 



8. Echinomuricea andamanensis, u. sp. Twig enlarged ( x 15). 



9. Echinomuricea reticulata. Terminal portion of twig enlarged ( x 12). 



Plate II. 



Fig. 1. Pteroeides punctatum, n. sp. Pinnule enlarged ( x 5). 



2. Anthogorgia racemosa, n. sp. Small portion enlarged ( x 9). 



3. „ „ ,, Twig, nat. size. 



4. Pteroeides punctatum, n. sp. Complete colony, uat. size. 



5. Psammogorgia ridleyi, n. sp. 



6. Pteroeides andamanense, n. sp. Pinnule enlarged ( x 6). 



7. (a) Suberogorgia ornata, n. sp. Portion enlarged ( x 2). 



7. {b) „ „ „ Portion enlarged ( x 11). 



8. Anthogorgia glomerata, n. sp. Portion enlarged ( x 2). 



Plate III. 



Fig. 1. Muricella arborea, n. sp. Portion enlarged ( x 10). 



2. Echinomuricea indica, n. sp. Colony, nat. size. 



3. ,, „ ,, Portion enlarged ( x 8). 



4. Acamptogorgia tenuis, n. sp. Twig enlarged ( x 12). 



5. Muricella arborea, n. sp. Portion enlarged ( x 2). 



6. Parabelemnon indicuvi, n. g. et sp. Tip of colony enlarged ( x 8). 



7. ,, „ ,, „ Colony, nat. size. 



8. Acamptogorgia tenuis, n. sp. Portion enlarged ( x 2). 



9. Echinogorgia pseudosassapo, Kolliker. Tip of twig enlarged ( x 9). 



10. Calicogorgia tenuis, n. sp. Portion enlarged ( x 10). 



11. Anthogorgia glomerata, n. sp. Portion enlarged ( x 10). 



12. (a) Siphonogorgia media, n. sp. Complete colony ( x IJ). 

 12.(6) „ „ „ Polyp closed (x 7). 

 12. (c) „ „ „ Polyp partially open ( x 7). 



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