PLATE 3. 



Ophiacantha curima H. L. Clark. Off the Tortugas, Florida, 860 fms. 



Fig. 1. Aboral view. X 6. 



2. Oral view. 



Ophiacantha fkatehna Verrill. Southeast of Nantucket, Mass., 1234 fms. 



3. Aboral view. X 5. 



4. Oral view. 



Ophiacantha millespina Verrill. Off Newport, R. I., 192 fms. 



5. Aboral view. X 4. 



6. Oral view. 



Ophiopritjm imperfectum H. L. Clark. Oif St. Vincent, B. W. I., 424 fms. 



7. Aboral view. X 6. 



8. Oral view. 



Ophiocamax plesiotaxis H. L. Clark. Off the Andaman Islands, 220-240 fms. 



9. Aboral view. X 1.66. 



10. Oral view. 



Ophiocormus notabilis H. L. Clark. Wellington, N. Z. 



11. Aboral view. X 8. 



12. Oral view. 



