PLATE XIV. 



PAGE 



Figs. 1-5. Eupkctella nodosa, F. E. S., . . 82 



Fig. 1. Damaged specimen ; natural size. 



Fig. 2. Spicules from the wall, in their natural arrangement (combination 

 figure); x 40. 



Figs. 3, 4. Freely projecting diacts, with four prongs or a simple thickening in the 

 middle ; x 300. 



Fig. 5. Inferior portion of an anchor-like diact of the basal tuft ; x 300. 



Figs. 6-13. Holmcus steJlatiis, F. E. S., . . . 86 



Fig. 6. Section at right angles through the lateral wall of Holascii.<; sfel/atus, 

 F. E. S., with the soft parts (combination figure); x .00. 



Fig. 7. Oxyhexaster with curved terminal rays ; x 300. 



Fig. 8. Oxyhexact with curved rays ; x 300. 



Fig. 9. Discohexaster ; x 300. 



Figs. 10-12. Spicules with four, three, or two much curved rays, and a central 

 globular thickening ; x 300. 



Fig. 13. Oxyhexaster with bent terminal rays; x 300. 



