PLATE VII 



Fig. I. Ophiacantha densispina, n.sp. Type specimen. Aboral side. 



Fig. 2. Ophiacantha vivipara, Ljungman. Specimen carrying young 

 ones. 



Figs. 3, 4. Ophiacantha vivipara, wax. pentactis,n. vox. Aboral side. 



Fig. 5. Ophiomitrella falklandica, n.sp. Aboral side. 



Fig. 6. Ophioscolex (Ophiolyctis) nutrix, n.sp. Aboral side. 



Fig. 7. Ophioceres incipiens, Koehler. Abnormal specimen; oral side. 



Fig. 8. Astrochlamys bruneus, Koehler. Specimens in copulation. 



Fig. 9. Astrochlamys sol, n.sp. Type specimen. Aboral side. Attached 

 to a colony of Bryozoans. 



Fig. 10. Amphiura princeps, Koehler. Aboral side. 



Fig. II. Amphiodia ascia, n.sp. Aboral side. 



Figs. 12-15. Amphiopliis peregrinator, Koehler. Aboral side (12, 14, 15) 

 and oral side (13). 



All figures natural size. 



