PLATE 11. 



Ophiactis nomentis Farquhar. Cape Maria van Diemen, N. Z. 



Fig. 1. Aboral view. X 3. 

 2. Oral view. 



Ophiactis maculosa von Martens. Philippine Islands. 



3. Aboral view. X 5. 



4. Oral view. 



Ophiactis mulleri Liitken. Florida. 



5. Aboral view. X 2. 



6. Oral view. 



Ophiactis luteomaculata H. L. Clark. Mer, Murray Islands, Australia. 



7. Aboral view. X 7. 



8. Oral view. 



Ophiactis delicata H. L. Clark. Mer, Murray Islands, Australia. 



9. Aboral view. X 7. 

 10. Oral view. 



