132 



FIG. 4. Funiculina ///< i/i*, n. sp. 



5. AeanthomuHua rain<>*a, \\. g. et sp. 



6. Chrysoyortjia irregularis, n. sp. 



7. Sarcophyfitni aberrant*, n. sp. 



,, 8. Sympodium deripiens, n. sp. 



9. Calicotjorgia rttbrotincta, n. g. et sp. 



10. Calicogorgia inresiii/atoi-is, n. g. ct up. 



,,11. &ircopliytum aberrans, n. sp. (more highly magnified). 



., I.. Acantkomttrieea xpii-ata, n. g. et sp. 



,, 13. Pleuroforallium rariabile, n. sp. 



14. Acanella riyMa, Wright and Studer. 



15. Scirpearetta alba, n. sp. 



16. Staehyptihan macvlatum, \\. sp. 



,,17. Juncella elongata, Pallas. 



18. Sympodium indicttm, n. sp. 



19. Stereacantliia indica, n. g. et sp. 



20. Paramurici'd indica, n. sp. 



PLATE X. 



Aijarimides aluocki, Simpson, n. g. et sp. 

 FIG. 1. Typical colony nat. size. 

 ,, 2. Zooid enlarged ( x 10). 



3. Young colony (nat. size) showing first stage in the development of the verrucse. 

 ,, 4. Enlarged polyp and stem canal showing the method of growth. 

 5. Vertical section through a colony to show the relations of the parts (nat. size). 

 6. Enlarged section of one of the stem canals ( x 60). 

 7. Asulcar filament enlarged ( x 80). 



8. Cross section through the introverted anthocodia ( x 30). 



9. Vertical section through a verruca and stem canal with the zooid introverted ( x 10). 

 ,, 10. Pale yellow spicules of the anthocodia. 



11. Enlarged section through the stomodseum showing the sulcus ( x 70). 

 ,, 12. Transparent spicules of the partition walls. 

 ,, 13. Transparent spicules of the outer wall of the trunk. 

 ,,14. Transparent and pale yellow spicules of the verruca-disc. 

 15. Spieule enlarged ( x 490) to show the organic axis. 

 ., 16. Surface view of a verruca-disc, the zooid being introverted ( x 7). 

 ..17. Enlarged section through a wall showing the spicule cavities and the residue of the organic 



axis ( x 15). 



,, 18. Pale yellow spicules of the tentacles. 



,, 19. Section through the trunk showing the mesenterial filaments passing into the stem canals 

 ( x 60). 



