PLATE 15. 



Fig. 1. Abylopsis eschscholtzii, lateral view of bract of free Eudoxid ("Aglaismoides esch- 



scholtzii"). X8. 



Fig. 2. Abylopsis tetragona; lateral view of bract of free Eudoxid ("Aglaisma cuboides"). X 8. 



Fig. 3. Abyla leuckartii, lateral view of bract of free Eudoxid (" Ceratocymba asymmetrica"). 

 X4. 



Fig. 4. Dorsal view of same. 



Vogtia spinosa. 



Fig. 5. General view of colony with nectophores in place, and stem with appendages strongly 

 contracted. X 3. 



Fig. 6. A young tentillum, with cnidoblasts of two kinds, small spindle-shaped (Cn^) and large 

 ovoid (Cni). X about 60. 



Fig. 7. A fully developed tentillum. X about 45. 



Fig. 8. A cormidium, showing the base of the siphon (S), and tentacle (T), and 9 and c? gono- 

 phores (Go. 9, Go. cf). X 20. 



Fig. 9. A mature nectophore, basal view. X 3.5. 



Fig. 10. Ventral view of same. 



Fig. 11. Very young nectophore. X 15. 



Fig. 12. Somewhat older stage. X 8. 



Fig. 13. A male gonophore. X 40. 



